Page 1 AM009/012/018/020FNNDCH/AA AM009MNMDCH/AA AM009/012/018/024/030/036/048FN4DCH/AA AM012MNMDCH/AA AM007/009/012FNLDCH/AA AM015MNMDCH/AA AM018/024FNLDCH/AA AM018MNMDCH/AA AM030/036/048FNLDCH/AA AM024MNMDCH/AA AM018/024FNMDCH/AA AM027MNMDCH/AA AM030/036FNMDCH/AA AM030MNMDCH/AA AM048FNMDCH/AA AM036MNMDCH/AA AM007/009/012/018/020/024FNTDCH/AA AM007/009/012/018/020/024HNQDCH/AA AM048MNMDCH/AA AM036/048FNHDCH/AA AM032MNQDCH/AA AM076/096FNHDCH/AA AM007NN1DCH/AZ AM018/024FNCDCH/AA AM009NN1DCH/AZ AM048/096HNPDCH/AZ AM012NN1DCH/AZ AM007/009/012/015/018JNMDCH/AA AM018NN1DCH/AZ AM024/027/030/036/048JNHDCH/AA AM024NN1DCH/AZ AM036/048JNCDCH/AA AM006/009/012/018/024JNFDCH/AA AM006/009/012/018/024JNGDCH/AA AM072/096JNESCH/AA AM054KNMDCH/AZ AM007/009/012/018/020/024KNQDCH/AZ AM007/009/012/018/020/024KNTDCH/AZ AM005/007/009/012/015/018/024/028MNVDCH/AA AM007/009/012NN1DCH/AA...
Page 2: Table Of Contents
4-4-32 Setup Error for MCU Branch part – Setup Error for MCU Quantity Used ............4-75 4-4-33 MCU branch part setup error – Overlapping Indoor unit Address setup ............4-76 4-4-34 MCU branch part setup error – Set as being used without connection to an Indoor unit ....4-77 Samsung Electronics...
Page 3 4-4-84 Model mismatching of Indoor unit............................4-126 4-4-85 Breakdown of an EEV(1 ) ................................4-127 4-4-86 Breakdown of an EEV closure ..............................4-128 4-4-87 Electronic expansion valve closing malfunction (2 stage) ................4-129 4-4-88 Electronic expansion valve opening malfunction (2 stage) ................4-130 Samsung Electronics...
Page 4 7-2-2 For Single Installation of Outdoor Unit (Only One Outdoor Unit Installed) ............7-3 7-2-3 When Two or More Outdoor Units are Installed ........................7-3 7-3 How to Put Refrigerant in Refrigerant Container ..........................7-4 7-3-1 How to put refrigerant in container before pump-down ....................7-4 Samsung Electronics...
Page 5: Precautions
Explain to workers that the battery for the remote control needs to be separated for storage purposes when the product will not be used for a long time. – This can cause a problem for the remote control since battery fluid may trickle out. Samsung Electronics...
Page 6: Precautions For Handling Refrigerant For Air Conditioner
If the compressor is operating while the refrigerant pipe is not correctly connected and the service valve is opened, then air and other substances can enter the pipe. The interior of the refrigerant cycle may then build up excessive high pressure resulting in explosion and damage. Samsung Electronics...
Page 7: Product Specifications
1,259 x 144 x 539 Shipping Dimensions (W×H×D) inch 49.6 x 5.7 x 21.2 49.6 x 5.7 x 21.2 49.6 x 5.7 x 21.2 Auto restart Auto swing Functions Group/individual control External contact control Trouble shooting by LED Samsung Electronics...
Page 8 - Outdoor temperature : 7˚C DB, 6˚C WB, Equivalent refrigerant piping : 7.5m, Level differences : 0m *4) Sound pressure was acquired in a dead room. Thus actual noise level may be different depending on the installation conditions. *5) Specifications may be subject to change without prior notice for product improvement. Samsung Electronics...
Page 9 Shipping Dimensions (W×H×D) inch 28.1 x 4.2 x 28.5 28.1 x 4.2 x 28.5 28.1 x 4.2 x 28.5 28.1 x 4.2 x 28.5 Auto restart Auto swing Functions Group/individual control External contact control Trouble shooting by LED Samsung Electronics...
Page 10 - Outdoor temperature : 7˚C DB, 6˚C WB, Equivalent refrigerant piping : 7.5m, Level differences : 0m *4) Sound pressure was acquired in a dead room. Thus actual noise level may be different depending on the installation conditions. *5) Specifications may be subject to change without prior notice for product improvement. Samsung Electronics...
Page 11 Shipping Dimensions (W×H×D) inch 39.57 x 3.94 x 39.57 39.57 x 3.94 x 39.57 39.57 x 3.94 x 39.57 39.57 x 3.94 x 39.57 Auto restart Auto swing Functions Group/individual control External contact control Trouble shooting by LED Samsung Electronics...
Page 12 - Outdoor temperature : 7˚C DB, 6˚C WB, Equivalent refrigerant piping : 7.5m, Level differences : 0m *4) Sound pressure was acquired in a dead room. Thus actual noise level may be different depending on the installation conditions. *5) Specifications may be subject to change without prior notice for product improvement. Samsung Electronics...
Page 13 1,005 x 100 x 1,005 Shipping Dimensions (W×H×D) inch 39.57 x 3.94 x 39.57 39.57 x 3.94 x 39.57 39.57 x 3.94 x 39.57 Auto restart Auto swing Functions Group/individual control External contact control Trouble shooting by LED Samsung Electronics...
Page 14 - Outdoor temperature : 7˚C DB, 6˚C WB, Equivalent refrigerant piping : 7.5m, Level differences : 0m *4) Sound pressure was acquired in a dead room. Thus actual noise level may be different depending on the installation conditions. *5) Specifications may be subject to change without prior notice for product improvement. Samsung Electronics...
Page 15 45.28 x 11.02 x 27.95 45.28 x 11.02 x 27.95 Panel model Panel Net Weight Shipping Weight Panel Size Net Dimensions (W×H×D) inches Shipping Dimensions (W×H×D) inch Auto restart Auto swing Functions Group/individual control External contact control Trouble shooting by LED Samsung Electronics...
Page 16 - Outdoor temperature : 7˚C DB, 6˚C WB, Equivalent refrigerant piping : 7.5m, Level differences : 0m *4) Sound pressure was acquired in a dead room. Thus actual noise level may be different depending on the installation conditions. *5) Specifications may be subject to change without prior notice for product improvement. 2-10 Samsung Electronics...
Page 17 53.15 x 11.02 x 27.95 53.15 x 11.02 x 27.95 Panel model Panel Net Weight Shipping Weight Panel Size Net Dimensions (W×H×D) inches Shipping Dimensions (W×H×D) inch Auto restart Auto swing Functions Group/individual control External contact control Trouble shooting by LED Samsung Electronics 2-11...
Page 18 - Outdoor temperature : 7˚C DB, 6˚C WB, Equivalent refrigerant piping : 7.5m, Level differences : 0m *4) Sound pressure was acquired in a dead room. Thus actual noise level may be different depending on the installation conditions. *5) Specifications may be subject to change without prior notice for product improvement. 2-12 Samsung Electronics...
Page 19 62.01 x 14.57 x 32.87 62.01 x 14.57 x 32.87 Panel model Panel Net Weight Shipping Weight Panel Size Net Dimensions (W×H×D) inches Shipping Dimensions (W×H×D) inch Auto restart Auto swing Functions Group/individual control External contact control Trouble shooting by LED Samsung Electronics 2-13...
Page 20 - Outdoor temperature : 7˚C DB, 6˚C WB, Equivalent refrigerant piping : 7.5m, Level differences : 0m *4) Sound pressure was acquired in a dead room. Thus actual noise level may be different depending on the installation conditions. *5) Specifications may be subject to change without prior notice for product improvement. 2-14 Samsung Electronics...
Page 21 46.1 x 13.4 x 23.4 46.1 x 13.4 x 23.4 Panel model Panel Net Weight Shipping Weight Panel Size Net Dimensions (W×H×D) inches Shipping Dimensions (W×H×D) inch Auto restart Auto swing Functions Group/individual control External contact control Trouble shooting by LED Samsung Electronics 2-15...
Page 22 - Outdoor temperature : 7˚C DB, 6˚C WB, Equivalent refrigerant piping : 7.5m, Level differences : 0m *4) Sound pressure was acquired in a dead room. Thus actual noise level may be different depending on the installation conditions. *5) Specifications may be subject to change without prior notice for product improvement. 2-16 Samsung Electronics...
Page 23 58.27 x 16.54 x 31.10 58.27 x 16.54 x 31.10 Panel model Panel Net Weight Shipping Weight Panel Size Net Dimensions (W×H×D) inches Shipping Dimensions (W×H×D) inch Auto restart Auto swing Functions Group/individual control External contact control Trouble shooting by LED Samsung Electronics 2-17...
Page 24 - Outdoor temperature : 7˚C DB, 6˚C WB, Equivalent refrigerant piping : 7.5m, Level differences : 0m *4) Sound pressure was acquired in a dead room. Thus actual noise level may be different depending on the installation conditions. *5) Specifications may be subject to change without prior notice for product improvement. 2-18 Samsung Electronics...
Page 25 35.59 x 13.90 x 10.35 35.59 x 13.90 x 10.35 Panel model Panel Net Weight Shipping Weight Panel Size Net Dimensions (W×H×D) inches Shipping Dimensions (W×H×D) inch Auto restart Auto swing Functions Group/individual control External contact control Trouble shooting by LED Samsung Electronics 2-19...
Page 26 - Outdoor temperature : 7˚C DB, 6˚C WB, Equivalent refrigerant piping : 7.5m, Level differences : 0m *4) Sound pressure was acquired in a dead room. Thus actual noise level may be different depending on the installation conditions. *5) Specifications may be subject to change without prior notice for product improvement. 2-20 Samsung Electronics...
Page 27 44.80 x 14.88 x 11.85 44.80 x 14.88 x 11.85 Panel model Panel Net Weight Shipping Weight Panel Size Net Dimensions (W×H×D) inches Shipping Dimensions (W×H×D) inch Auto restart Auto swing Functions Group/individual control External contact control Trouble shooting by LED Samsung Electronics 2-21...
Page 28 - Outdoor temperature : 7˚C DB, 6˚C WB, Equivalent refrigerant piping : 7.5m, Level differences : 0m *4) Sound pressure was acquired in a dead room. Thus actual noise level may be different depending on the installation conditions. *5) Specifications may be subject to change without prior notice for product improvement. 2-22 Samsung Electronics...
Page 29 35.59 x 13.90 x 10.35 35.59 x 13.90 x 10.35 Panel model Panel Net Weight Shipping Weight Panel Size Net Dimensions (W×H×D) inches Shipping Dimensions (W×H×D) inch Auto restart Auto swing Functions Group/individual control External contact control Trouble shooting by LED Samsung Electronics 2-23...
Page 30 - Outdoor temperature : 7˚C DB, 6˚C WB, Equivalent refrigerant piping : 7.5m, Level differences : 0m *4) Sound pressure was acquired in a dead room. Thus actual noise level may be different depending on the installation conditions. *5) Specifications may be subject to change without prior notice for product improvement. 2-24 Samsung Electronics...
Page 31 44.80 x 14.88 x 11.85 44.80 x 14.88 x 11.85 Panel model Panel Net Weight Shipping Weight Panel Size Net Dimensions (W×H×D) inches Shipping Dimensions (W×H×D) inch Auto restart Auto swing Functions Group/individual control External contact control Trouble shooting by LED Samsung Electronics 2-25...
Page 32 - Outdoor temperature : 7˚C DB, 6˚C WB, Equivalent refrigerant piping : 7.5m, Level differences : 0m *4) Sound pressure was acquired in a dead room. Thus actual noise level may be different depending on the installation conditions. *5) Specifications may be subject to change without prior notice for product improvement. 2-26 Samsung Electronics...
Page 36 57.3 x 17.0 x 30.9 57.3 x 17.0 x 30.9 Panel model Panel Net Weight Shipping Weight Panel Size Net Dimensions (W×H×D) inches Shipping Dimensions (W×H×D) inch Auto restart Auto swing Functions Group/individual control External contact control Trouble shooting by LED Samsung Electronics 2-33...
Page 37 - Outdoor temperature : 7˚C DB, 6˚C WB, Equivalent refrigerant piping : 7.5m, Level differences : 0m *4) Sound pressure was acquired in a dead room. Thus actual noise level may be different depending on the installation conditions. *5) Specifications may be subject to change without prior notice for product improvement. 2-34 Samsung Electronics...
Page 38 59.3 x 22 x 45.5 59.3 x 22 x 45.5 Panel model Panel Net Weight Shipping Weight Panel Size Net Dimensions (W×H×D) inches Shipping Dimensions (W×H×D) inch Auto restart Auto swing Functions Group/individual control External contact control Trouble shooting by LED Samsung Electronics 2-35...
Page 39 - Outdoor temperature : 7˚C DB, 6˚C WB, Equivalent refrigerant piping : 7.5m, Level differences : 0m *4) Sound pressure was acquired in a dead room. Thus actual noise level may be different depending on the installation conditions. *5) Specifications may be subject to change without prior notice for product improvement. 2-36 Samsung Electronics...
Page 40 42.52 x 28.74 x 11.81 42.52 x 28.74 x 11.81 Panel model Panel Net Weight Shipping Weight Panel Size Net Dimensions (W×H×D) inches Shipping Dimensions (W×H×D) inch Auto restart Auto swing Functions Group/individual control External contact control Trouble shooting by LED Samsung Electronics 2-37...
Page 41 - Outdoor temperature : 7˚C DB, 6˚C WB, Equivalent refrigerant piping : 7.5m, Level differences : 0m *4) Sound pressure was acquired in a dead room. Thus actual noise level may be different depending on the installation conditions. *5) Specifications may be subject to change without prior notice for product improvement. 2-38 Samsung Electronics...
Page 42 WB - Outdoor temperature : 7 DB, 6 *4) Sound pressure was acquired in a dead room. Thus actual noise level may be different depending on the installation conditions. *5) Specifications may be subject to change without prior notice for product improvement. Samsung Electronics 2-39...
Page 43 - Outdoor temperature : 7˚C DB, 6˚C WB, Equivalent refrigerant piping : 7.5m, Level differences : 0m *4) Sound pressure was acquired in a dead room. Thus actual noise level may be different depending on the installation conditions. *5) Specifications may be subject to change without prior notice for product improvement. 2-40 Samsung Electronics...
Page 44 - Outdoor temperature : 7˚C DB, 6˚C WB, Equivalent refrigerant piping : 7.5m, Level differences : 0m *4) Sound pressure was acquired in a dead room. Thus actual noise level may be different depending on the installation conditions. *5) Specifications may be subject to change without prior notice for product improvement. Samsung Electronics 2-41...
Page 45 - Outdoor temperature : 7˚C DB, 6˚C WB, Equivalent refrigerant piping : 7.5m, Level differences : 0m *4) Sound pressure was acquired in a dead room. Thus actual noise level may be different depending on the installation conditions. *5) Specifications may be subject to change without prior notice for product improvement. 2-42 Samsung Electronics...
Page 46 - Outdoor temperature : 7˚C DB, 6˚C WB, Equivalent refrigerant piping : 7.5m, Level differences : 0m *4) Sound pressure was acquired in a dead room. Thus actual noise level may be different depending on the installation conditions. *5) Specifications may be subject to change without prior notice for product improvement. Samsung Electronics 2-43...
Page 47 - Outdoor temperature : 7˚C DB, 6˚C WB, Equivalent refrigerant piping : 7.5m, Level differences : 0m *4) Sound pressure was acquired in a dead room. Thus actual noise level may be different depending on the installation conditions. *5) Specifications may be subject to change without prior notice for product improvement. 2-44 Samsung Electronics...
Page 48 WB - Outdoor temperature : 0 DB, -3 *4) Sound pressure was acquired in a dead room. Thus actual noise level may be different depending on the installation conditions. *5) Specifications may be subject to change without prior notice for product improvement. Samsung Electronics 2-45...
Page 49 - Outdoor temperature : 7˚C DB, 6˚C WB, Equivalent refrigerant piping : 7.5m, Level differences : 0m *4) Sound pressure was acquired in a dead room. Thus actual noise level may be different depending on the installation conditions. *5) Specifications may be subject to change without prior notice for product improvement. 2-46 Samsung Electronics...
Page 50 - Outdoor temperature : 7˚C DB, 6˚C WB, Equivalent refrigerant piping : 7.5m, Level differences : 0m *4) Sound pressure was acquired in a dead room. Thus actual noise level may be different depending on the installation conditions. *5) Specifications may be subject to change without prior notice for product improvement. Samsung Electronics 2-47...
Page 51 - Outdoor temperature : 7˚C DB, 6˚C WB, Equivalent refrigerant piping : 7.5m, Level differences : 0m *4) Sound pressure was acquired in a dead room. Thus actual noise level may be different depending on the installation conditions. *5) Specifications may be subject to change without prior notice for product improvement. 2-48 Samsung Electronics...
Page 52 1262 x 124 x 568 Shipping Dimensions (W×H×D) inch 49.69 x 4.88 x 22.36 49.69 x 4.88 x 22.36 49.69 x 4.88 x 22.36 Auto restart Auto swing Functions Group/individual control External contact control Trouble shooting by LED Samsung Electronics 2-49...
Page 53 - Outdoor temperature : 7˚C DB, 6˚C WB, Equivalent refrigerant piping : 7.5m, Level differences : 0m *4) Sound pressure was acquired in a dead room. Thus actual noise level may be different depending on the installation conditions. *5) Specifications may be subject to change without prior notice for product improvement. 2-50 Samsung Electronics...
Page 54 1473 x 124 x 568 1473 x 124 x 568 Shipping Dimensions (W×H×D) inch 57.99 x 4.88 x 22.36 57.99 x 4.88 x 22.36 Auto restart Auto swing Functions Group/individual control External contact control Trouble shooting by LED Samsung Electronics 2-51...
Page 55 - Outdoor temperature : 7˚C DB, 6˚C WB, Equivalent refrigerant piping : 7.5m, Level differences : 0m *4) Sound pressure was acquired in a dead room. Thus actual noise level may be different depending on the installation conditions. *5) Specifications may be subject to change without prior notice for product improvement. 2-52 Samsung Electronics...
Page 56 Indoor Unit(cont.) Wall Mounted type (MAX With EEV) Model AM032MNQDCH/AA Power Supply Φ,#,V,Hz 1,2,208-230,60 Mode *1) HP / HR Cooling*2) Btu/h 31,700 Performance Capacity Heating*3) Btu/h 33,400 Cooling Power Input Heating Power Cooling 0.47 Current Input Heating 0.54 Type Crossflow Fan Ф107*L485, 2EA...
Page 59: Accessory And Option Specifications
Converter S-NET Pro MIM-C02N DVM S S-checker MIM-C10 DVM S Motion detector sensor MCR-SMA Only Mini 4Way ※ DVM Series : DVM mini, DVM PLUS III, DVM PLUS III HR, DVM PLUS IV, DVM PLUS IV HR 2-58 Samsung Electronics...
Page 60 Below 4 indoor units - HSP DUCT(more than 76,800Btu/h) MXD-K025AN 24~30MBH(7kW~8.75kW) MXD-K050AN 48~60MBH(14kW~17.5kW) AHU kit Option MXD-K075AN 72~90MBH(21kW~26.25kW) MXD-K100AN 96~112MBH(28kW~35kW) PC1NUSMAN SLIM 1-WAY(Classic) SLIM 1WAY PC1NUPMAN SLIM 1-WAY(Zet sliding) SLIM 1WAY Front panel Requisite PC4SUSMAN MINI 4-WAY(Classic) MINI 4WAY PC4NUSKAN G 4-WAY(Classic) G 4WAY Samsung Electronics 2-59...
Page 61: Disassembly And Reassembly
3. Disassembly and Reassembly Necessary Tools Item Remark +Screw Driver Monkey Spanner –Screw Driver Nipper Electric Motion Driver L-Wrench Samsung Electronics...
Page 62: Indoor Unit
Grill to 45° and separate the Grille from the Panel. 3) Separate the Filter from the Panel. 4) Separate 3 cover screws from it. 5) Unscrew 6 fixed screws and separate them from the Indoor Unit. (Use +Screw Driver) Samsung Electronics...
Page 63 Disassembly and Reassembly Parts Procedure Remark 6) Press the left and right Hooks to separate the Panel from the Indoor Unit. Samsung Electronics...
Page 64 3) Remove the 3 COVER SCREW as shown in the figure. 4) Remove the 7 screws fixed in PANEL and then remove the PANEL. (Use +Screw Driver) 5) Press the left and right PANEL HOOK and then separate the PANEL from the indoor unit. Samsung Electronics...
Page 65 6) Open the GRILLE and then separate the CLIP WIRE. (Continues) 7) Remove the screws fixed in COVER DISPLAY, COVER MOTOR RIGHT and then remove the COVER DISPLAY, COVER MOTOR RIGHT . (Use +Screw Driver) 8) Disconnect the connector. (Remote control receiver PBA and Display PBA) Samsung Electronics...
Page 66 10) Remove the 4 HINGE and then separate the BLADE H. 11) Separate the SENSOR HUMIDITY. 12) Remove the 5 screws fixed in GUIDE AIR and then remove the GUIDE AIR. (Use +Screw Driver) 13) Separate the PLATE. Samsung Electronics...
Page 67 Indoor Unit. When disassembling the Pan, be careful not to touch the heat exchanger board with a bare hand. Control In 1) Undo 3 fixing screws in the Control In appliance part to separate the Cover. (Use +Screw Driver) Samsung Electronics...
Page 68 Disassembly and Reassembly Parts Procedure Remark 2) Separate 8 connecters on the PCB of the Indoor Unit. 3) Separate the Control In from the Indoor Unit. Drain Sub 1) Push the hook on the Drain Sub to separate it. Samsung Electronics...
Page 69 2) Separate an Indoor Sensor from the Heat Exchanger. 3) Separate the Heat Exchanger from the Indoor Unit. Cross Fan 1) Undo 3 fixing screws on the Cover Fan Motor. (Use +Screw Driver) 2) Separate the Cover Fan Motor from the Indoor Unit. Samsung Electronics...
Page 70 3) Separate the Cross Fan from the Indoor Unit. Drain Pump 1) Separate fixing screw in the Cover Drain Pump. (Use +Screw Driver) 2) Separate the Drain Hose from the Drain Pump. 3) Separate the Drain Pump from the Indoor Unit. 3-10 Samsung Electronics...
Page 71 1) Detach the motor connectors from the PCB. & BLOWER 2) Unscew 16 screws and detach Cabinet-Base Blower. (Use+Screw Driver) 3) Unscrew 8 screws and detach Case-Blower. (Use +Screw Driver) 4) Unscrew 4 bolts and separate Motor & blower from Bracket-Motor. (Use +Screw Driver) Samsung Electronics 3-11...
Page 72 1) Detach EEV and Sensor connectors from the DRAIN-PAN PCB. (Use +Screw Driver) 2) Unscrew 8 screws and Detach Cover-Pipe. (Use +Screw Driver) 3) Unscrew 31 screws and detach Cabinet- Base Blower andCabinet-Base Drain. (Use +Screw Driver) 3-12 Samsung Electronics...
Page 73 Disassembly and Reassembly Parts Procedure Remark 4) Unscrew 10 screws and detach Drain-Pan from the indoor unit. (Use +Screw Driver) 5) Separate Evaporator from the indoor unit. Samsung Electronics 3-13...
Page 74 Procedure Remark Panel 1) Push the handles on both sides of the Samsung logo towards the product’s interior to open the Grille. 2) Push up the green knob in the Open direction, and detach the white link from the panel. Detach the safety clip.
Page 75 1) Disconnect the Connector Wire that is connected to the indoor unit’s PBA from the PBA. 2) Unscrew the 2 fixed screws on both sides of the Control Box, and disassemble the Control Box from the indoor unit. (Use +Screw Driver) Samsung Electronics 3-15...
Page 76 Control-Box to remove it. Drain Pan 1) Unscrew the screws on the 4 corners of the indoor unit. (Use +Screw Driver) 2) Remove the Drain Pan from the indoor unit. 3-16 Samsung Electronics...
Page 77 Drain-Hose fixed on the side of the indoor unit. (Use +Screw Driver) 1) Use your hand to remove the temperature Evap. sensor attached to the Evap Pipe along with Temperature the fixing clip. Sensor Samsung Electronics 3-17...
Page 78 1) Remove the screws of the 2 Steel Holder Evaps that are used to fix the Heat Exchanger, and then remove it. (Use +Screw Driver) 2) Remove the 2 fixing screws of the Partition Evap at the Heat Exchanger’s In/Out Pipe. (Use +Screw Driver) 3-18 Samsung Electronics...
Page 79 Disassembly and Reassembly Parts Procedure Remark 3) Remove the screw of the Cover Pipe that is used to fix the In/Out Pipe. Remove the In/Out Pipe. (Use +Screw Driver) 4) Remove the Heat Exchanger from the indoor unit’s cabinet. Samsung Electronics 3-19...
Page 80 – After unscrewing 2 screws – Disassemble the Cover Blower Upper with pushing its hook. 3) Disassemble the Cover Control. – Unscrew 2 screws 4) Disassemble Motor Wires connected to the inside of PCB and connected to the Capacitor. 3-20 Samsung Electronics...
Page 81 6) Disassemble the band Motor for fixing the Motor. – Unscrew 2 screws 7) After disassembling the Motor and Blower for the set, disassemble the Blower by use of 3mm wrench. Ass'y Drain Pan 1) Disassemble the Cabinet-Top Evap. – Unscrew 11 screws Samsung Electronics 3-21...
Page 82 Drain Pan 2-1), 2-2), 2-3). 1) Disassemble the Cover Pipe that fixes the high/low pressure Pipe. – Unscrew 2 screws 2) Disassemble the refrigerant temperature sen- sor, Inlet air temperature sensor, and EEV wire that connected to the inside of PCB. 3-22 Samsung Electronics...
Page 83 1) Disassemble all Control Wires connected to the inside of PCB. 2) In case of disassembling the PCB separately, disassemble the PCB from the case with push- ing the hook after unscrewing the screw. – Unscrew 1 screw Samsung Electronics 3-23...
Page 84 5) In case of disassembling the Trans Power, unscrew the screw fixing on the Case. Disassemble if after disassembling the case PCB 4-4). Bracket Outlet 1) Disassemble the Bracket Outlet assembled on the Cabinet. – Unscrew 10 screws 3-24 Samsung Electronics...
Page 85 Disassembly and Reassembly Duct type(Slim3) Parts Procedure Remark Filter 1) DPull out the Filter as picture 1 or picture 2. 2) DIf it is necessary, after disassembling 8 indi- cating screws, detach the Bracket Filter. Samsung Electronics 3-25...
Page 86 Bracket Outlet 1) After disassembling 13 indicating screws, detach Ass'y Cabinet-Top Motor. 2) After disassembling 3 indicating screws, detach Ass'y Case Blower Upper. – Press the pothook of the Case Blower and detach Ass'y Case Blower Upper. 3-26 Samsung Electronics...
Page 87 Cover Control. 4) Detach the Motor Wire Connected to PCB and Capacitor. 5) After disassembling the indicating screws, detach the wire connected to the Partition. 6) After disassembling 2 indicating screws, detach the Ass ’y Band Motor. Samsung Electronics 3-27...
Page 88 Blowers from the axis of the Motor by 3mm inner hexagon spanner. Drain Pan 1) After disassembling 15 indicating screws, detach Ass'y Cabinet-Top Evap. 2) After disassembling 6 indicating screws, detach the Bracket Outlet. 3) Detach the Drain Pan. 3-28 Samsung Electronics...
Page 89 Ass'y Cover Pipe. 2) Detach the Sensor from the Control Box. (including 2 Sensors) 3) After disassembling 2 indicating screws, detach Ass'y Support Evap LF. 4) After disassembling 2 indicating screws, detach Ass'y Support Evap RH. Samsung Electronics 3-29...
Page 90 Pothook and detach the PCB from the set. 3) If only the disassembly of Capacitor is required,detach it from the set. 4) If only the disassembly of Case Control is required,detach it from the set after disassem- bling 2 indicating screws. 3-30 Samsung Electronics...
Page 91 Disassembly and Reassembly Parts Procedure Remark Ass'y Cross Fan 5) Detach the Transformer after disassembling 2 indicating screws. Work is possible after disassembling the Case PCB. Ass'y Bracket 2) After disassembling 16 indicating screws, Outlet detach Ass'y Bracket Outlet. Samsung Electronics 3-31...
Page 92 Ass'y Cabi Bottom Blower. (Use +Screw Driver.) 2) Detach from Ass'y Control In the capacitor connection wire between the Motor Fan and housing connector. 3) After disassembling 2 places indicating screws,detach the 2 Fan Case. (Use +Screw Driver.) 3-32 Samsung Electronics...
Page 93 4) After disassembling 2 places indicating screws,detach Fan Motor and Blower from the set. Control In 1) After disassembling 1 Indicating screw, detach the Cover control. (Use +Screw Driver.) 2) Detach the Motor-Fan and Sensor Connector from the PCB. Samsung Electronics 3-33...
Page 94 3) Disassemble 4 indicating screws and detach Control In from the set. (Use +Screw Driver.) Drain Pan ※ Work is possible when Disassembling the Ass'y Cabi Bottom Blower. 1) Disassemble 7 indicating screws and detach Ass'y Cabi Bottom Drain. (Use +Screw Driver.) 3-34 Samsung Electronics...
Page 95 Disassembly and Reassembly Parts Procedure Remark 2) Disassemble 2 indicating screws and detach Holder Pipe. (Use +Screw Driver.) 3) Disassemble 4 indicating screws and detach the Drain Pan. (2 screws each at left and right side) (Use +Screw Driver.) Samsung Electronics 3-35...
Page 96 2) Disassemble Sensor on the Evap. 3) Disassemble 4 indicating screws which are in the near of Hanger Plate to detach the Evap. (2 screws each at left and right side) (Use +Screw Driver.) It needs 2 peoples. 3-36 Samsung Electronics...
Page 97 & (Use +Screw Driver.) Motor 2) Detach from Ass'y Control In the capacitor connection wire between the Motor Fan and housing connector. 3) After disassembling 4 places indicating screws, detach the 2 Fan Case. (Use +Screw Driver.) Samsung Electronics 3-37...
Page 98 4) After disassembling 2 places indicating screws, detach Fan Motor and Blower from the set. (Use +Screw Driver.) Drain Pan 1) After disassembling 1 Indicating screw, detach the Cover control.(Use +Screw Driver.) 2) Detach the Motor-Fan and Sensor Connector from the PCB. 3-38 Samsung Electronics...
Page 99 3) Disassemble 4 indicating screws and detach Control In from the set. (Use +Screw Driver.) Drain Pan ※ Work is possible when Disassembling the Ass'y Cabi Bottom Blower. 1) Disassemble 6 indicating screws and detach Ass'y Cabi Bottom Drain. (Use +Screw Driver.) Samsung Electronics 3-39...
Page 100 Drain Pan. (Use +Screw Driver.) (3 screws each at left and right side) Evap ※ Work is possible when Disassembling the Ass'y Cabi Bottom Blower. 1) Disassemble 6 indicating screws and detach Ass'y Cabi Bottom Drain. (Use +Screw Driver.) 3-40 Samsung Electronics...
Page 101 Procedure Remark 2) Disassemble Sensor on the Evap. 3) Disassemble 2 indicating screws which are in the near of Hanger Plate to detach the Evap. (1 screw each at left and right side) It needs 2 peoples. Samsung Electronics 3-41...
Page 102 1) Disassemble the Cabinet-blower. (Unscrew 19 screws) 2) Disassemble the Partition-front from Partition. (Unscrew 8 screws) 3) Rotate the assy fan parts in CCW direction. 4) Pull out the assy fan parts after hang at the edge of cabinet. 3-42 Samsung Electronics...
Page 103 Disassembly and Reassembly Parts Procedure Remark Drain Pan 1) Disassemble the cabinet-drain. - Unscrew 7 screws. 2) Disassemble the Drain pan. - Unscrew 4 screws. Samsung Electronics 3-43...
Page 104 Drain pump 1) Disassemble the drain pump kit from the set. - Unscrew 2 screws. 2) Disassemble the drian pump case. - Unscrew 4 screws. 3) Disassemble the drian pump. - Unscrew 2 screws and cabel tie. 3-44 Samsung Electronics...
Page 105 Disassembly and Reassembly Parts Procedure Remark Evaporator 1) Disassemble the Cover-pipe. - Unscrew 5 screws. 2) Disassemble the Evaporator. - Unscrew 4 screws. Samsung Electronics 3-45...
Page 106 Disassembly and Reassembly Parts Procedure Remark Main PBA 1) Disassemble the Case Control. - Unscrew 3 screws. 2) Disassemble the Evaporator. - Unscrew 4 screws. 3-46 Samsung Electronics...
Page 107 - AM024/027/030/036/048JNHDCH/AA (Drain Pump Built-in) - AM054KNMDCH/AZ (Drain Pump Option) Parts Procedure Remark Drain Pan 1) Disassemble the cabinet-blower. - Unscrew 17 screws. 2) Disassemble the cabinet-drain. - Unscrew 9 screws. 3) Disassemble the drain pan. - Unscrew 4 screws. Samsung Electronics 3-47...
Page 108 1) Disassemle the case blower from partition. - Unscrew 10 bolts by using wrench and driver. 2) Ratate the Assy fan parts in CCW direction. 3) Pull out the Assy fan parts after hang at the edge of cabinet. 3-48 Samsung Electronics...
Page 109 Drain pump 1) Disassemble the drain pump kit from the set. - Unscrew 2 screws. 2) Disassemble the drian pump case. - Unscrew 4 screws. 3) Disassemble the drian pump. - Unscrew 2 screws and cabel tie. Samsung Electronics 3-49...
Page 110 Disassembly and Reassembly Parts Procedure Remark Evaporator 1) Disassemble the Evaporator. - Unscrew 4 screws. Main PBA 1) Disassemble the Case Control. - Unscrew 3 screws. 2) Detach all connect cable. 3) Disassemble the PBA. - Unscrew 1 screw. 3-50 Samsung Electronics...
Page 111 2) Detach the Air Inlet Grille. 3) Detach the Cover side by removing 1 screw and sliding Cover. 4) Open the cover of Component Electrical Box by removing 2 screws. 5) Open the cover of Terminal block Box by removing 2 screws Samsung Electronics 3-51...
Page 112 1) Disconnect 2 wires of Motor. 2) Detach Holder Motor by removing 2 screws. 3) Detach the Upper case of Fan. (AM112JNCDKH : 3EA, AM140JNCDKH : 4EA) 4) Detach Bracket Grille by removing 2 Screws. (AM112JNCDKH : 1EA, AM140JNCDKH : 2EA) 3-52 Samsung Electronics...
Page 113 7 screws. 2) Remove 1 screw in the middle of drain pan. 3) Detach the Drian pan. Be careful that there might be some water left in the drain pan when you remove the drain pan. Samsung Electronics 3-53...
Page 114 1) First, Separate the connector of the expansion valve. 2) Detache the Cover Pipe by removing 2 screws. 3) Detache the Cover Evap LF/RH by removing 4 screws. 4) Detach the Evaporator assembly by removing 3 screws. 3-54 Samsung Electronics...
Page 115 Disassembly and Reassembly Parts Procedure Remark Stepping Motor 1) Detach the Connector. 2) Detache the Stepping Motor by emoving 2 screws. Holder Blade 1) Remove 4 screws at both side of the Holder blade. Samsung Electronics 3-55...
Page 116 Remark Electrical 1) Open the Grille by pressing 3 position. (center and both side) Part 2) Detach the Air Inlet Grille. 3) Open the Cover of Component Electrical Box by removing 3 screws. (center and both side) 3-56 Samsung Electronics...
Page 117 Disassembly and Reassembly Parts Procedure Remark 1) Detach the screw and untie earth wire of Motor. & Motor 2) Disconnect of housing of Motor Wire. 3) Disconnect the Capacitor Wire. Samsung Electronics 3-57...
Page 118 Parts Procedure Remark 4) Loosen the Guard Safety by removing 6 screws. 5) Detach the Upper Case of Fan. (2EA) 6) Loosen the 4 screws what is fix the Motor. 7) Detach the Fan and Motor assembly. 3-58 Samsung Electronics...
Page 119 9) Detach the Fan. Drain Pan 1) Disconnect the Display PCB Wire as shown in picture. (white housing) 2) Disconnect the Step Motor Wire as shown in picture. (blue housing) 3) Disassemble the Hanger Bracket by removing the 1 screw. Samsung Electronics 3-59...
Page 120 4) Loosen the 3 screws of Front Side. 5) Disassemble the assembly Front Cover Part. 6) Disconnect the Step Motor Wire as shown in picture. 7) Detach the Wire Clamp fixed in Base Part. 8) Detach the Front Cover assembly completely. 3-60 Samsung Electronics...
Page 121 Remark 9) Loosen the screw what is fix with Base Part and Drain Pan. (Upper Side:2EA) 10) Loosen the screw what is fix with Base Part and Drain Pan. (Lower Side:2EA) 11) Detach the Drain Pan completely. Samsung Electronics 3-61...
Page 122 3) Loosen the 2 screws shown in picture and remove Plastic Part. (white) 4) Loosen the 2 screws shown in picture and remove Steel Bracket. 5) Disassemble the 4 screws Steel Plate in rear side of the unit. 3-62 Samsung Electronics...
Page 123 Disassembly and Reassembly Parts Procedure Remark 6) Loosen the 2 screws as shown in picture. 7) Detach the Plastic Cover as shown in picture. 8) Detach the Evaporator assembly. Samsung Electronics 3-63...
Page 124 2 Screws Stepping Motor. Display PCB 1) Loosen the 3 screws in rear side of Front Cover assembly as shown in picture. 2) Disassemble Display PCB assembly and Disconnect Wire. 3) Disassemble the Display PCB. 3-64 Samsung Electronics...
Page 125 Terminal Cover. (Use +Screw Driver.) 4) Detach the thermistor from the Front Grille. 5) Loosen 2 fixing screws(CCW) of Front Grille. 6) Unlock 3 hooks to fix Panel Front and Tray Drain. (Use +Screw Driver.) Samsung Electronics 3-65...
Page 126 2) Detach the outdoor unit connection wire from the Terminal Block. 3) Loosen 4 fixing screws(CCW) of Ass'y Control-In. (Use +Screw Driver.) You can disassembly Ass'y Control In without evaporator disassembled. Tray Drain 1) Pull Tray Drain out from the Back Body. 3-66 Samsung Electronics...
Page 127 Evaporator from indoor unit. Fan Motor 1) Loosen the fixing screw(CCW). & (Use +Screw Driver.) Cross Fan 2) Detach the Fan Motor from the Fan. 3) Detach the Fan From the left Holder Bearing. Samsung Electronics 3-67...
Page 128 2) Detach FILTER PRE from the PANEL FRONT. 3) Cover Panel is assembled on bottom of indoor unit as shown in the figure. Remove the Cap Screw as shown on the right side and then remove the screw and separate the Cover Panel. 3-68 Samsung Electronics...
Page 129 5) Separate the hook after pushing both end of Cover Panel as shown in the figure. (Watch out for the damage of the hook) 6) Raise front part upward obliquely as shown in the figure and then remove the hooks. Samsung Electronics 3-69...
Page 130 Assembly of Cover Panel after service end. - Reassembly is in the reverse order of the removal. - Piping and drain hose must be careful not to damage and Progress must be done with both hands. Hook (Side) Hook (Center) Screw Cap Screw 3-70 Samsung Electronics...
Page 131 4 HOOK Structures. When separate the hook : Use the (-) screw Driver. (-)Screw Driver Insert the hook and then pull the hook as shown on the right side. (Watch out for the damage of the hook) Samsung Electronics 3-71...
Page 132 Disassembly and Reassembly Parts Procedure Remark 9) Remove the Panel Frame from the Main Frame as shown on the right side. 3-72 Samsung Electronics...
Page 133 2) Lossen Stepping Motor, EEV, Display, Sensor, SPI, Fuse Wire. When you separate the connector, pull pressing the locking button. 3) Lossen Motor, Terminal Wire. When you separate the connector, pull pressing the locking button. 4) Loosen Earth Wire. Samsung Electronics 3-73...
Page 134 9) Take off the CASE-CONTROL from the main frame after loosen the remaining connector. When you separate the connector, pull pressing the locking button. TRAY DRAIN 1) To detach TRAY-DRAIN from the main frame, pull the bottom of the TRAY-DRAIN towards you. 3-74 Samsung Electronics...
Page 135 2) Unfasten the screw at the left side. (use + Screw Driver) 3) Unfasten the screw at the right side. (use + Screw Driver) 4) To detach Evaporator from the main frame, pull the bottom of the Evaporator towards you. Samsung Electronics 3-75...
Page 136 FAN MOTOR 1) Unfasten the screw. (use + Screw Driver) & CROSS FAN 2) Detach the FAN Motor case. 3) Unfasten the screw a little. (use + Screw Driver) 4) Pull the CROSS-FAN to the left side. 3-76 Samsung Electronics...
Page 137 4) Loosen connector wire (white) and detach the temperature sensor wire. 5) To detach the FRONT-PANEL the main frame unfasten 2 screw at the gutton. (Use +Screw Driver.) 6) Take off the FRONT-PANEL, lifting up the button. Samsung Electronics 3-77...
Page 138 4) To detach TRAY-DRAIN from the main frame pull the bottom of the TRAY - DRAIN towards you. Contol-box 1) Unfasten the earth screw. (use + Screw Driver) 2) Detach the temperature sensor. 3-78 Samsung Electronics...
Page 139 4) Unfasten the 2 screw. (use + Screw Driver) 5) Take off the CASE-CONTROL from the main frame. EVAPORATOR 1) Unfasten the screw at the right side. (use+ Screw Driver) 2) Unfasten the screw at the LEFT side. (use+ Screw Driver) Samsung Electronics 3-79...
Page 140 1) Unfasten the screw. (use+ Screw Driver) & CROSS FAN 2) Take off the ??? from the main frame. 3) Unfasten the screw a little. (use + Screw Driver) 4) Pull the CROSS-FAN & FAN MOTOR from the main frame. 3-80 Samsung Electronics...
Page 141 3) Remove the 2 fixed screws to remove the Control-Box Cover. (Use +Screw Driver) 4) Remove the Remocon-Receiver and Blade Connector Wire from the PBA. (3EA) 5) Push the 4 panel corners and cover down- wards to remove it. Samsung Electronics 3-81...
Page 142 1) Disconnect the Connector Wire that is con- nected to the indoor unit’s PBA 2) Unscrew the 2 fixed screws on both sides of the Control Box, and disassemble the Control Box from the indoor unit. (Use +Screw Driver) 3-82 Samsung Electronics...
Page 143 Control- Box to remove it. Drain Pan 1) Unscrew the screws on the 4 corners of the indoor unit. (Use +Screw Driver) 2) Remove the Drain Pan from the indoor unit. Samsung Electronics 3-83...
Page 144 Drain-Hose fixed on the side of the indoor unit. (Use +Screw Driver) Evap. 1) Use your hand to remove the temperature Temperature sensor attached to the Evap Pipe along Sensor with the fixing clip. 3-84 Samsung Electronics...
Page 145 1) Remove the screws of the Steel Holder Evaps that are used to fix the Heat Exchanger, and then remove it. (Use +Screw Driver) 2) Remove the 2 fixing screws of the Partition Evap at the Heat Exchanger’s In/Out Pipe. (Use +Screw Driver) Samsung Electronics 3-85...
Page 146 Parts Procedure Remark 3) Remove the screw of the Cover Pipe that is used to fix the In/Out Pipe. Remove the In/ Out Pipe. (Use +Screw Driver) 4) Remove the Heat Exchanger from the indoor unit’s cabinet. 3-86 Samsung Electronics...
Page 147 1) Remove the 1 screw which is fixed to COVER-MAIN PCB. (Use +Screw Driver) PART 2) Remove the 1 screw on the upper part of GUIDE-BELL MOUTH and separate the GUIDE-BELL MOUTH in a counter clockwise direction. (Use +Screw Driver) Samsung Electronics 3-87...
Page 148 2) Separate the CONNECTOR-WIRE of ASS’Y- PANEL PCB. 3) Remove the 2 screws from the ASS’Y- OUTLET SHUTTER and remove the 2 screws from the front of COVER TOP. (Use +Screw Driver) And then separate by pushing it upwards. Direction of disassembly 3-88 Samsung Electronics...
Page 149 ASS'Y EVAP. (Use +Screw Driver) Be careful not to crush the FIN during ASS’Y EVAP disassembly and avoid the sharp edge of the FIN. 3) Remove the 4 screws which is fixed to ASS’Y-PANEL DRAIN. Samsung Electronics 3-89...
Page 150 (Use Monkey Spanner) ASS’Y CONTROL IN 1) Remove the 2 screws which is fixed to PART COVER CONTROL. (Use +Screw Driver) 2) Remove the 2 screws which is fixed to ASS’Y CONTROL IN. (Use +Screw Driver) 3-90 Samsung Electronics...
Page 151 1) Open the ASS’Y INLET GRILLE and separate the safety clips. Direction of disassembly ASS’Y MAIN PCB 1) Remove the 1 screw which is fixed to PART COVER-MAIN PCB. (Use +Screw Driver) 2) Separate the connector from the MAIN PCB. Samsung Electronics 3-91...
Page 152 4) Separate the wire from the holder wire of FRONT PANEL rear. Holder wire 5) Remove the 4 screws from the DISPLAY COVER. (Use +Screw Driver) 6) Remove the 1 screw which is fixed to DISPLAY PCB. (Use +Screw Driver) 3-92 Samsung Electronics...
Page 153 1) Remove the 2 screws from the BRACKET PART FRONT BLOWER of OUTLET GRILLE. (Use +Screw Driver) 2) Remove the 14 screws from the COVER TOP. (Use +Screw Driver) 3) Separate the COVER TOP. 4) Lift up the OUTLET GRILLE and separate it. Samsung Electronics 3-93...
Page 154 (Use +Screw Driver) 4) Remove the 4 screws from the right side of heat exchanger cover. (Use +Screw Driver) 5) Remove the 4 screws from the left side of heat exchanger cover. (Use +Screw Driver) 3-94 Samsung Electronics...
Page 155 2) Remove the 8 screws from the COVER-FAN BLOWER DUCT. (Use +Screw Driver) 3) Separate the COVER-FAN BLOWER. 4) Remove the 2 screws from the FAN MOTOR BRACKET. (Use +Screw Driver) 5) Pull out the FAN MOTOR BRACKET and separate it. Samsung Electronics 3-95...
Page 156 Parts Procedure Remark 6) Hold up with both hands a FAN and MOTOR and then pull out the FAN and MOTOR. 3-96 Samsung Electronics...
Page 157 – All the procedure has to be verified because the cover should not open when the unit is installed. Parts Procedure Remark Cabinnet 1) Unscrew fixed screw of the upper part cabinet, and please separate 2) Please separate front cabinet. Samsung Electronics 3-97...
Page 158 2) Unscrew fixed screw on both side of heat exchanger plate. And then pulls heat exchanger to the right side, and please separate. Drain Pan 1) Please remove PLATE for fixation of DRAIN PAN located in the side. 3-98 Samsung Electronics...
Page 159 2) Unscrew MOTOR BRACKET fixation screw located in the front surface, and please separate. 3) Unscrew MOTOR BRACKET fixation screw located in the side, and please separate. 4) Separate out MOTOR BRACKET for front side. Samsung Electronics 3-99...
Page 160 MOTOR BLACKET. 6) Please separate screw between the MOTOR BLACKET and the FAN BLOWER. 7) Please separate screw between the MOTOR BLACKET and the FAN BLOWER. 8) Please separate the FAN screw using hexa- gon-wrench. 3-100 Samsung Electronics...
Page 161 4) Please unscrew the FRONT MID Screw and separate the FRONT MID. 5) Please unscrew the FRONT UPPER & the FRONT SIDE screw and separate the FRONT SIDE. 6) Please unscrew the FRONT UPPER screw of the back side and separate the FRONT UPPER. Samsung Electronics 3-101...
Page 162 Parts Procedure Remark Heat Exchanger 1) Please unscrew the screw and separate the COVER. 2) Please unscrew the SIDE CABINET screw. 3) Please disassemble the fixing plate of heat exchanger and separate the heat exchang- 3-102 Samsung Electronics...
Page 163 Parts Procedure Remark Control Box 1) Please unscrew the screw and separates the C-BOX COVER. 2) Please unscrew the screw and separates the C-BOX. Samsung Electronics 3-103...
Page 164 MOTOR BLACKET. 3) Please separate screw between the MOTOR BLACKET and the FAN BLOWER. 4) Please separate screw between the MOTOR BLACKET and the FAN BLOWER. 5) Please separate the FAN screw using hexa- gon-wrench. 3-104 Samsung Electronics...
Page 165 < Service from Top & Bottom side > 1) Disassemble the connection wire to take the Motor Fan out. 2) Disassemble the Canibet Top Fan. - Unscrew 6 screws. 3) Disassemble the Link Screw. - Unscrew 3 screws. 4) Disassemble Cabinet Top Fan. Samsung Electronics 3-105...
Page 166 5) Disassemble C/BOX side Case Blower. - Unscrew 1 Blower screw using 3mm wrench. - Unscrew 6 screws. 6) Disassemble 1 Holder Motor. - Unscrew 2 screws. 7) Disassemble Blower screw of opposite side - Unscrew 1 Blower screw using 3mm wrench 3-106 Samsung Electronics...
Page 167 Please be careful, Avoiding injury when disassembly the steel blower. 9) Disassemble Case blower. - Unscrew 6 screws 10) Disassemble the Bell mouth for Blower change . - Unscrew 8 screws Please be careful, Avoiding injury when disassembly the steel blower. Samsung Electronics 3-107...
Page 168 Parts Procedure Remark Control Box 1) Disassemble Evap Sensor wire,EEV wire, Motor wire and Solenoid V/V wire. 2) Disassemble the Case Control. - Unscrew 6 screws 3-108 Samsung Electronics...
Page 169 Evap < Service from Top side > 1) Disassemble The Case Evap Top. - Unscrew 6 screws. 2) Disassemble the Link Screw. - Unscrew 3 screws. 3) Disassemble the Case Evap Top. 4) Disassemble The Plate Front. Samsung Electronics 3-109...
Page 170 Parts Procedure Remark Evap 5) Disassemble The Cover pipe. - Unscrew 4 screws 6) Remove The cable tie on the Support Evap. 7) Disassemble The Evap. - Unscrew 4 screws. 3-110 Samsung Electronics...
Page 171 Parts Procedure Remark Evap 8) Disassemble the Case Fan Top. - Unscrew 6 screws. 9) Disassemble Evap Sensor wire,EEV wire and Solenoid V/V wire from C/BOX. 10) Disassemble the Evap. Samsung Electronics 3-111...
Page 172 2) Disassemble the Link Screw. - Unscrew 3 screws. 3) Disassemble the Case Evap Bottom. 4) Disassemble The Case Fan Bottom. - Unscrew 6 screws. 5) Disassemble the Drain Pan. 6) Disassemble The Cover pipe. - Unscrew 4 screws. 3-112 Samsung Electronics...
Page 173 Parts Procedure Remark Evap 7) Disassemble Evap Sensor wire, EEV wire and Solenoid V/V wire from C/BOX. 8) Disassemble The Evap. - Unscrew 2 screws. Samsung Electronics 3-113...
Page 174 1) Disassemble the Cabinet Bottom Fan. & - Unscrew 10 screws Blower 2) Disassemble the Case Filter Pre. 3) Disassemble the Cabinet Bottom Evap. - Unscrew 10 screws 4) Disassemble the Cover Control. - Unscrew 2 screws 5) Cut the cable-tie 3-114 Samsung Electronics...
Page 175 7) Disassemble the 2 Holder Motor. - Unscrew 2 screws 8) Disassemble the fan casing. - Unscrew 8 screws 9) Disassemble the motor. - Unscrew 2 screws. 10) Disassemble the fan. - Unscrew 5 screws. Samsung Electronics 3-115...
Page 176 - Unscrew 5 screws and disassemble 2 conectors. EVAP 1) Disassemble the Support Evap. - Unscrew 1 screws 2) Disassemble the Cover Pipe. - Unscrew 2 screws 3) Disconnect the wire between assy control out and Evap. (TEMP sensor, EEV) 3-116 Samsung Electronics...
Page 177 Parts Procedure Remark 4) Disassemble the Evap. - Unscrew 3 screws. Then pull the Evap out Control 1) Disassemble the Case Control. - Unscrew 2 screws Samsung Electronics 3-117...
Page 178 1) Disassemble the main PBA. - Unscrew 1 screw & disassembe conectors. 2) Disassemble the case PBA. - Unscrew 2 screws. 3 Disassemble the BLDC PBA. - Unscrew 1 screw. Frame 1) Disassemble the Frame. - Unscrew 6 screws 3-118 Samsung Electronics...
Page 179 Remark Common 1) Disassemble the Cabinet Bottom Fan. - Unscrew 11 screws 2) Disassemble the Case Filter Pre. 3) Disassemble the Cover Control. - Unscrew 2 screws 4) Disassemble the Cabinet Bottom Evap. - Unscrew 8 screws Samsung Electronics 3-119...
Page 180 Drain Pan & Evap 1) Disassemble the Drain Pan from the set. 2) Disassemble the Cover Pipe. - Unscrew 2 screws 3) Disassemble the Support Evap. - Unscrew 1 screws 4) Disassemble the Evap. - Unscrew 3 screws 3-120 Samsung Electronics...
Page 181 2) Disassemble the 3 holder motor. - Unscrew 2 screws 3) Disassemble the fan casing. - Unscrew 4 screws 4) Disassemble the holder-shaft. - Unscrew 1 screw. 5) Disassemble the frame. - Unscrew both side 3 screws. Samsung Electronics 3-121...
Page 182 6) Disassemble the motor. - Unscrew 1 screw. 7) Disassemble the fan. - Unscrew 5 screws. Cushion 1) Disassemble the Assy Cushion Right. - Unscrew 1 screws 2) Disassemble the Seal Cushion LF. - Unscrew 1 screws 3-122 Samsung Electronics...
Page 183 ( Global Duct 2 ) 2) Disassemble the case PBA. - Unscrew 2 screws. ( Global Duct 3 ) 3) Disassemble the BLDC PBA. - Unscrew 1 screw. ( Global Duct 3 ) Frame 1) Disassemble the Frame.- Unscrew 6 screws Samsung Electronics 3-123...
Page 184 4) Loosen connector wire (white) and detach the temperature sensor wire. 5) To detach the FRONT-PANEL the main frame unfasten 2 screw at the gutton. (Use +Screw Driver.) 6) Take off the FRONT-PANEL, lifting up the button. 3-124 Samsung Electronics...
Page 185 3) To detach TRAY-DRAIN from the main frame , pull the bottom of the TRAY- DRAIN towards you. CONTROL IN 1) Unfasten the earth screw. (use + ScrewDriver) 2) Detach the temperature sensor and Humidity sensor. 3) Detach the temperature sensor. Samsung Electronics 3-125...
Page 186 Disassembly and Reassembly Parts Procedure Remark 4) Loosen MOTOR wires(white). 5) Take off the CASE-CONTROL from the main frame. (use + Screw Driver) 3-126 Samsung Electronics...
Page 187 2) Loosen the EEV connector(CN801). When you separate the connector, pull pressing the locking button. 3) Loosen the FUSE CHK connector (CN140). When you separate the connector, pull pressing the locking button. Samsung Electronics 3-127...
Page 188 6) Loosen the DISPLAY connector. (CN501). The terminal is locking type. So, when you separate terminals, pull pressing the button. 7) Loosen the POWER connector. When you separate the connector, pull pressing the locking button. 3-128 Samsung Electronics...
Page 189 10) Take off the main PBA from the ASS’Y Control in. When you take off the PBA, don’t touch the components. Please hold the PBA both side. EVAPORATOR 1) Unfasten the screw at the right side. (use + ScrewDriver) Samsung Electronics 3-129...
Page 190 3) Detach the HOLDER PIPE. (use + Screw Driver) 4) Detach the BRACKET-EVAP. (use + Screw Driver) 5) Detach the HOLDER EVAP. (use + Screw Driver) 6) Loosen 1 fixing earth screw right side. (use + Screw Driver) 3-130 Samsung Electronics...
Page 191 3) U nfasten the screw a little and pull the MOTOR FAN to the right side. (use + Screw Driver) 4) Loosen 1 fixing screws of HOLDER-FAN. (use + Screw Driver) 5) U nfasten the screw a little. (use + Screw Driver) Samsung Electronics 3-131...
Page 192 2) Remove the 4 screws from the corner of Panel. (Use +Screw Driver) 3) Pull the hook of Panel and then separate the Panel from the Indoor Unit. Panel ▶ Open type Panel 1) Rotate the outside Panel to counterclockwise direction and then separate it. 3-132 Samsung Electronics...
Page 193 4) Pull up the Filter from the Grill and separate it. 1) Reomove the 2 screws which is fixed to the Control Box Indoor Unit upper part.(Use +Screw Driver) 2) Rotate the Guard Fan to counterclockwise direc- tion and separate it Samsung Electronics 3-133...
Page 194 Indoor Unit upper part.(Use +Screw Driver) 4) Put finger in the "PULL" marked groove and then pull up the Cover 5) Put finger in the "PULL" marked groove and then avoids the hook and it opens the Control Box Cover 3-134 Samsung Electronics...
Page 195 1) Remove the 3 screws. (Use +Screw Driver) 2) Push the hook and separate the Cover. Damage can occur to product in case of use a sharp tool. 3) Remove the screw which is fixed to Booster Fan. (Use +Screw Driver) Samsung Electronics 3-135...
Page 196 Disassembly and Reassembly Parts Procedure Remark Top Cover & Drain 4) Pull the Booster Fan connector and separate the connector. 5) Remove the 4 screws. (Use +Screw Driver) 6) Push the hook and separate the Cover. 3-136 Samsung Electronics...
Page 197 Cover. (Use +Screw Driver) 8) ) Remove the 2 screws. (Use +Screw Driver) 9) Push the hook and separate the Cover. 10) Remove the 8 screws. (Use +Screw Driver) 11) Separate the Indoor Unit upper part from the Body Samsung Electronics 3-137...
Page 198 Top Cover & Drain 12) Remove the 3 screws. (Use +Screw Driver) 13) Pull the hook that is on the side and separate the Cover. Drain Pump & Hose 1) Separate the Drain Hose from the Drain Pump. 3-138 Samsung Electronics...
Page 199 (Use Monkey Spanner) Temperature Sensor 1) Remove the 6 screws which is fixed to Evaporator and separate the Partition. 2) Separates the Temperature Sensor which is fixed to Evaporator Pipe with the fixing clip together by the hand. Samsung Electronics 3-139...
Page 200 Cover. (Use +Screw Driver) When assemble, be careful with the interference structure of piping projecting part. 3) Separate the Evaporator from the Indoor Unit. If you remove the Evaporator withbare hands, it may injure your hands, gloves must be worn. 3-140 Samsung Electronics...
Page 201: Troubleshooting
Set up the number of connected indoor units (SMW200-10 black) MICOM. download (AS-PRO) For checking indoor unit communication (SMW200-07P white) (YW396-02P red) Transmitter 12V ERROR DISPLAY (YW396-02P blue) State Check Outdoor Unit Tact Switch (SMW250-04P red) EEPROM SOCKET Outdoor Unit Dip Switch Samsung Electronics...
Page 202: Service Operation
(Natural discharge until Please wait for at least 15 minutes.) If an error occurs, the discharge mode may not work properly. In particular, E464 & E364 is power devices can be damaged. Therefore, the discharge mode, do not use. Samsung Electronics...
Page 203 Whole operation (The set temperature=3 C) Whole operation (The set temperature=40 C) Outdoor fan and valves Normally control conduct Operation time 60 minutes Etc. During the filling operation does not enter the special operation, such as oil recovery, defrost. Samsung Electronics...
Page 204 Operation side : 2000 Step , Stop side : 2000 step Maximum Operation Time 30 minutes Does not conduct the operation of the special operation, and protection control. Etc. Pressure and temperature is outside normal limits : Operation is shut down after gas pipe manually closed. Samsung Electronics...
Page 205 Discharge is complete, the power of the Inverter PCB and Fan PCB is being blocked, communication function is blocked, E206 will occur. If want operation again after complete discharge mode : Restart after K3 key to Reset or Power Reset. Samsung Electronics...
Page 206 Outdoor temperature is less than 10°C : Heating commissioning Oil recovery start Oil recovery start : It is after 10 minutes which Safety Start finishes. Etc. Oil recovery shut down and stop the normal pattern of the outdoor unit stop. Samsung Electronics...
Page 207: Troubleshooting
• Set the SEG2~SEG6, SEG8~SEG12 in the ON status and SEG14~18, SEG20~24 in the OFF status. On(SEG1~12) Off(SEG13~24) SEG1 SEG2 SEG3 SEG4 SEG5 SEG6 SEG7 SEG8 SEG9 SEG10 SEG11 SEG12 SEG13 SEG14 SEG15 SEG16 SEG17 SEG18 SEG19 SEG20 SEG21 SEG22 SEG23 SEG24 Samsung Electronics...
Page 208 Press Mode button to be changed to AUTO mode in the OFF status. 11. Setting SEG14, SEG15 option Press Low Fan button( ) to enter SEG14 value. Press High Fan button( ) to enter SEG15 value. Each time you press the button, … will be selected in rotation. SEG14 SEG15 Samsung Electronics...
Page 209 Press Mode button to be change to HEAT mode in the OFF status. 19. Setting SEG23, SEG24 mode Press Low Fan button( ) to enter SEG23 value. Press High Fan button( ) to enter SEG24 value. Each time you press the button, … will be selected in rotation. SEG23 SEG24 Samsung Electronics...
Page 210 For the correct option setting, you must input the option twice. 1) Reset the indoor unit by pressing the RESET button of indoor unit or outdoor unit. 2) Take the batteries out of the remote controller and insert them again and then press the operation button. 4-10 Samsung Electronics...
Page 211 (The same as Indoor Unit’s input Power) 1(L) 2(N) COM1 COM2 OUTDOOR COM- Wire Remote DC 12 V MUNICATION Controller POWER COIL ▶ The external output of SEG15 is generated by MIM-B14 connection. (Refer to the manual of MIM-B14.) Samsung Electronics 4-11...
Page 212 • Set a 2-digit value for each option pair in the following order: SEG2 and SEG3 SEG4 and SEG5 SEG6 and SEG8 SEG9 and SEG10 SEG11 and SEG12 SEG14 and SEG15 SEG16 and SEG17 SEG18 and SEG20 SEG21 and SEG22 SEG23 and SEG24. 4-12 Samsung Electronics...
Page 213 SEG8 When you rotate the Wheel, values appear in the following order: 6 Press the (Mode) button. Fan and On appear on the remote control display. Samsung Electronics 4-13...
Page 214 (Mode) button. Cool and Oﬀ appear on the remote control display. 13 Set the SEG16 and SEG17 values: a Set the SEG16 value by rotating the Wheel counterclockwise until the value you want to set appears on the remote control display. SEG16 4-14 Samsung Electronics...
Page 215 SEG23 b Set the SEG24 value by rotating the Wheel clockwise until the value you want to set appears on the remote control display. SEG24 When you rotate the Wheel, values appear in the following order: Samsung Electronics 4-15...
Page 216 NOTE • If the fan is set to off for cooling only indoor unit by setting the SEG9=3 or SEG15=3, you need to use an external sensor or wired remote control sensor to detect indoor temperature exactly.. 4-16 Samsung Electronics...
Page 217 • The external output of SEG15 is generated via MIM-B14 connection. (Refer to the manual of MIM-B14.) • If you set the Individual control with remote control (SEG20) option to a value other than 0 to 4, it is automatically set to 0 (Indoor 1). Samsung Electronics 4-17...
Page 218 /defrost mode. Indication Details Indication Details Indication Details Indication Details 0 or 1 channel 1 Default Default Indication channel 2 2 °C and Details channel 3 Adjusted EEV positon 5 °C channel 4 4-18 Samsung Electronics...
Page 219 (*6) For free cooling control, Economizer controller is required. • Do not install the electronic heater in the flow channel of the indoor unit fan. CAUTION Electronic heater should not be installed. Discharge side Suction side Air Flow Duct Indoor unit Samsung Electronics 4-19...
Page 220 3.0 °C No delay and Details 3.0 °C 10 minutes 3.0 °C 20 minutes 4.5 °C No delay 4.5 °C 10 minutes 4.5 °C 20 minutes 6.0 °C No delay 6.0 °C 10 minutes 6.0 °C 20 minutes 4-20 Samsung Electronics...
Page 221 When the SEG 3 is set as “1” and follow Auto Change Over for HR only operation, it will operation, it will operate as follows. Cooling/Heating mode can be changed when Thermo Off status is maintained during the time with SEG9. Samsung Electronics 4-21...
Page 222: Option Items
Troubleshooting 4-3-2 Option Items SAMSUNG MODEL Static TYPE Option Install Code Cycle code Install Code 2 NUMBER Pressure AM007FN1DCH/AA 017044-1180C8-201616-330010 Slim 1WAY JSF-1 AM009FN1DCH/AA 017044-1180F8-201C1C-330010 AM012FN1DCH/AA 017044-11545D-202323-330010 AM007NN1DCH/AA 017044-1180C8-201616-330010 Slim 1WAY JSF-1 AM009NN1DCH/AA 017044-1180F8-201C1C-330010 (Wind free) AM012NN1DCH/AA 017044-11545D-202323-330011 AM007NN1DCH/AZ 017044-1180C8-201616-330010...
Page 223 (*1) 9 min. more than 30 m 2) Distance (*2) Indication 11 min. is longer than and Details 110 m 13 min. 1) Height 15 min. difference (*1) 20 min. 15~30 m or 2) Distance (*2) 30 min. 50~110 m Samsung Electronics 4-23...
Page 224 - External heater is turned on when the temperature is maintained as 8.1 °F(4.5 °C) for 10 minutes. Room temp. > set temp. + f(heating compensation temp.) - External heater is turned off when the temperature is maintained as 8.1 °F(4.5 °C) + 1.8 °F(1 °C) (1 °C is the Hysteresis for On/Off selection.) 4-24 Samsung Electronics...
Page 225 Troubleshooting Option Items(cont.) SAMSUNG MODEL Static TYPE Option Install Code Cycle code Install Code 2 NUMBER Pressure 6 mmAq 010054-125E20-209191-331110 AM048FNMDCH/AA 8 mmAq 010054-125E43-209191-331110 10 mmAq 010054-125E86-209191-331110 4 mmAq 010054-125E79-20A0A0-331110 MSP DUCT MSP-2 6 mmAq 010054-125EAA-20A0A0-331110 8 mmAq 010054-125EDB-20A0A0-331110 AM054KNMDCH/AZ...
Page 226 Troubleshooting SAMSUNG MODEL Static TYPE Option Install Code Cycle code Install Code 2 NUMBER Pressure AM006JNFDCH/AA 01A054-105000-201212-330010 AM009JNFDCH/AA 01A054-105000-201C1C-330010 CONCEALED AM012JNFDCH/AA 01A054-105000-202323-330010 AM018JNFDCH/AA 01A054-105000-203434-330010 AM024JNFDCH/AA 01A054-105000-204848-330010 Floor Standing AM006JNGDCH/AA 01A054-105000-201212-330010 AM009JNGDCH/AA 01A054-105000-201C1C-330010 EXPOSED AM012JNGDCH/AA 01A054-105000-202323-330010 AM018JNGDCH/AA 01A054-105000-203434-330010 AM024JNGDCH/AA 01A054-105000-204848-330010 5mmAq...
Page 227 , input the appropriate option code. If you input the inappropriate option code,error may occur or the air conditioner is out of order. The option code must be inputted correctly by the installation specialist or service agent. Samsung Electronics 4-27...
Page 228 , input the appropriate option code. If you input the inappropriate option code,error may occur or the air conditioner is out of order. The option code must be inputted correctly by the installation specialist or service agent. 4-28 Samsung Electronics...
Page 229: What To Check Before Diagnosis
When E108 error occurs, change the address and reset the system. Ex.) When address of the indoor unit #1 and #2 are set as 5, address of the indoor unit #1 will become 5 and indoor unit #2 will display E108, A002. Samsung Electronics 4-29...
Page 230 When E108 error occurs, change the address and reset the system. Ex.) When address of the indoor unit #1 and #2 are set as 5, address of the indoor unit #1 will become 5 and indoor unit #2 will display E108, A002. 4-30 Samsung Electronics...
Page 231 13. Compressor down due to low pressure sensor prevention control_1 E181 14. Simultaneous opening of cooling/heating MCU SOL valve (1st detection) 15. Simultaneous opening of cooling/heating MCU SOL valve (2nd detection) Other outdoor unit self-diagnosis error that is not on the above list Samsung Electronics 4-31...
Page 232 When E108 error occurs, change the address and reset the system. Ex.) When address of the indoor unit #1 and #2 are set as 5, address of the indoor unit #1 will become 5 and indoor unit #2 will display E108, A002. 4-32 Samsung Electronics...
Page 233 - When E108 error occurs, change the address and reset the system.Ex.) When address of the indoor unit #1 and #2 are set as 5, address of the indoor unit #1 will become 5 and indoor unit #2 will display E108, A002. Samsung Electronics 4-33...
Page 234 - When E108 error occurs, change the address and reset the system.Ex.) When address of the indoor unit #1 and #2 are set as 5, address of the indoor unit #1 will become 5 and indoor unit #2 will display E108, A002. 4-34 Samsung Electronics...
Page 235 : Off - If you turn off the air conditioner when the LED is flickering, the LED is also turned off. - If you re-operate the air conditioner, it operates normally at first, then detect an error again. Samsung Electronics 4-35...
Page 236 - If the LED displays olny one color, it is turned on for a second and turned off for a second. - If the LED displays more than two colors, each color is shown for a second alternately. 4-36 Samsung Electronics...
Page 237 EEPROM error E163 EEPROM option error E164 Error due to incompatible indoor unit : On : Flickering : Off - If you turn off the air conditioner when the LED is flickering, the LED is also turned off. Samsung Electronics 4-37...
Page 238 18. Simultaneous opening of the cooling and heating MCU SOL valves (1st E180 detection) 19. Simultaneous opening of the cooling and heating MCU SOL valves (2nd E181 detection) Self-diagnosis errors other than the errors listed above 4-38 Samsung Electronics...
Page 239 E162 EEPROM option error E163 Error of incompatibility of the indoor unit E164 Error of mixed operation E161 Open circuit error of the thermal fuse E198 : On : Flickering : Off Ice blue Yellow green Blue Samsung Electronics 4-39...
Page 240: Number Display Method (Outdoor Unit, Mcu, Cable Remote Control, Wall-Mount, Etc.)
Error Number, repeat display Display method for error that occurred in outdoor unit Error Number Outdoor unit address E471 U200 E471 U200 and other methods of error display Error Number, repeat display E206 C001 E206 C002 4-40 Samsung Electronics...
Page 241 No temperature changes in EVA OUT during pipe inspection or changes in temperature is seen in E-191 indoor unit with wrong address E-198 Error due to disconnected thermal fuse of indoor unit Samsung Electronics 4-41...
Page 242 Error on top sensor of compressor 2 (Short or Open) E-291 Refrigerant leakage or error on high pressure sensor (Short or Open) E-296 Refrigerant leakage or error on low pressure sensor (Short or Open) E-308 Error on suction temperature sensor (Short or Open) 4-42 Samsung Electronics...
Page 243 Cooling mode restriction due to low air temperature E-442 Refrigerant charing restriction in heating mode when air temperature is over 15 °C E-443 Operation prohibited due to low pressure E-445 CCH is deatched E-446 Error due to operation failure of Fan1 Samsung Electronics 4-43...
Page 244 Error due to closed EEV of indoor unit (1st detection) E-703 Error due to opened EEV of indoor unit (1st detection) Trial operation incompleted (UnPrepared) - It will be cleared when trial operation was executed for 1 hour or when automatic inspection is completed 4-44 Samsung Electronics...
Page 245: Appropriate Measures For Different Symptom
UP will be dis- played. 2. Execute the automatic commissioning by Tact Switch. 3. UP display disappears after commissioning is complete, normal operation is possible. 4. Automatic commissioning is completed, if there is a history, nor- mal operation execution immediately. Samsung Electronics 4-45...
Page 246: Main Pcb Has No Power Phenomenon
Check the short circuit of Hub PCB. Confirm a blinking of Hub PCB LED. Replace Hub PCB Did you check Connecting the communication wire. (CN96) the connection status of the Main / Hub connection wire? Replace Fan PCB 4-46 Samsung Electronics...
Page 247: Indoor Unit Room Sensor Error (Open/Short)
Ex) Room temp. 26°C – Resistance 0.926KΩ 12.1 18.0 27.3 43.0 At that time, is the resistance value significantly deviated from the temp. table? As it is due to an indoor oom temperature sensor defect, replace it. Re-start after replacing PCB. Samsung Electronics 4-47...
Page 248: Indoor Unit Evap In Sensor Error (Open/Short)
Ex) Room temp. 26°C – Resistance 10.93KΩ 12.1 18.0 27.3 43.0 At that time, is the resistance value significantly deviated from the temp. table? As it is due to an indoor EVAP IN sensor defect, replace it. Re-start after replacing PCB. 4-48 Samsung Electronics...
Page 249: Indoor Evap Out Sensor Error (Open/Short)
12.1 18.0 27.3 43.0 At that time, is the resistance value significantly deviated from the temp. table? As it is due to an indoor EVAP OUT sensor defect, replace it. Re-start after replacing PCB. Samsung Electronics 4-49...
Page 250: Indoor Heat Exchanger's Evap In Sensor Dislocation Error
12.1 18.0 27.3 43.0 Did the resistance value significantly stray from the following temperature table? Replace this part as it is the defective of the Indoor EVA In sensor itself. Restart operation after replace the PCB. 4-50 Samsung Electronics...
Page 251: Indoor Heat Exchanger's Eva Out Sensor Dislocation Error (Open/Short)
12.1 18.0 27.3 43.0 Did the resistance value significantly stray from the following temperature table? Replace this part as it is the defective of the Indoor EVA Out sensor itself. Restart operation after replace the PCB. Samsung Electronics 4-51...
Page 252: Simultaneous Indoor Heat Exchanger's Eva In, Out Sensor Dislocation Error (Open/Short)
Indoor unit operation & Thermo On Simultaneous Indoor heat exchanger's Error details EVA IN, OUT sensor dislocation error 2. How to check Check if an Indoor heat exchanger's EVA IN, OUT sensor has been dislocated then is correct after assembling. 4-52 Samsung Electronics...
Page 253: Electronic Expansion Valve Opening Malfunction (2Nd Stage)
- Hydro Unit PCB k1, k2 switch : At the same time push for more than 4 seconds. - After resolving the cause of the error, restart operation. (Excessive reset operation, can cause damage to the Heat Exchanger.) Samsung Electronics 4-53...
Page 254: Breakdown Of Eev (2 Nd )
5) If there is no problem with the above checkup items, replace the electronic expansion valve of the troubled indoor unit. 4)- As an electronic expansion valve replacement is tricky work that requires collecting refrigerants in all systems, please check the above items before replacement. 4-54 Samsung Electronics...
Page 255: Problem With Eev Closure
5) If there is no problem with the above checkup items, replace the electronic expansion valve of the troubled indoor unit. 4)- As electronic expansion valve replacement is tricky work that requires collecting refrigerants in all systems, please check the above items before replacement. Samsung Electronics 4-55...
Page 256: Detection Of Floating Switch Of Indoor Unit's Drain Pump
Does the water level in the Drain Pan get lower? Replace Drain pump Replace Indoor Unit PCB Normal operation Float sensor error will be removed only when the remote controller Replace Drain pump for an indoor unit operates 4-56 Samsung Electronics...
Page 257: The Operational Error Of Indoor Unit's Fan Motor
2) If a fan motor operation capacitor is a PCB separating type, check the connection terminal. 3) Check the operational status of the fan motor. 4) If there is no problem with the above checkup items, replace the PCB. Samsung Electronics 4-57...
Page 258: Mixed Operation Error (Only Applicable To Heat Pump Model/Not To Hr Model)
● Check the operational mode of outdoor unit or other indoor unit then re-enter or stop the operational mode of the relevant unit. ● If it is necessary to apply a different operational mode to an indoor unit from others, please stop other indoor units then operate the indoor unit. 4-58 Samsung Electronics...
Page 259: Eeprom Error
Are there any problems such as short or dewetting between Replace PCB EEPROM PIN? If you restart after reentering model options and power reset, does the Normal operation error occur again? Replace PCB Samsung Electronics 4-59...
Page 260: Option Error Of The Remote Controller For An Indoor Unit
● Check relevant remote controller options for each model then enter correct options ● As this happens only in a Celsius setting model, it is necessary to reenter option codes for error-free models in a region where Celsius is used. 4-60 Samsung Electronics...
Page 261: Simultaneous Opening Of Cooling/Heating Mcu Sol Valves 1 St /2 Nd
Check the coil connection Correctly connected? and fasten it again When you restart it after replacing MCU SOL VALVE coils, does the Replace coils as they are defective. same error occur again? Replace MCU SOL VALVE BODY Samsung Electronics 4-61...
Page 262: Error Due To Incorrect Indoor Unit Power/Communication Cable Connection
• Check for Power input(220V) for the Terminal block(F1/F2). Cause of problem • Apply power (220V) to the terminal of the indoor unit communication block (F1/F2). ● Check for disconnected line after turning off the Main power. 4-62 Samsung Electronics...
Page 263: Spi Feedback Error
Is the SPI connector of an Connect the connector to PCB indoor unit separated from PCB? and reoperate 예 Can you measure 12V from #1, #4 power with SPI connector Replace SPI being connected? Replace Main PCB Samsung Electronics 4-63...
Page 264: Outdoor Unit Pipe Inspection Error
Check if the indoor address settings are the same for the address of the indoor units connected to each port of the MCU and the address of the indoor units of the relevant MCU ports. Check if the indoor unit usage setup switch is turned on for the MCU port connected to the indoor unit. 4-64 Samsung Electronics...
Page 265: Communication Error Between Indoor And Outdoor Units During Tracking
If there is no peculiarity, then connect the indoor units one by one Check the communication cable and the connector to find the indoor unit that is interfering with the communication for of the outdoor unit PCB, and change the PCB. inspection and change the indoor unit PCB. Samsung Electronics 4-65...
Page 266: Communication Error Between Indoor And Outdoor Units After Tracking
* Essential Requirements before Changing PCB in the indoor unit which interferes with the communication Case of Communication Error: Refer to p.50 to check and change the indoor unit PCB. Good Defective 0.7V 0.7V 4-66 Samsung Electronics...
Page 267: Communication Error Between Main And Sub Unit Of Outdoor Unit Or Between Outdoor Units
Check wiring of outdoor unit Change wiring or connect communication cable. Check K13 and K14 setup Change settings options for outdoor unit. Replace PCB. Essential Requirements before Changing PCB in Case of Communication Error: Refer to p.59 Samsung Electronics 4-67...
Page 268: Communication Error Between Mcu And Outdoor Unit
MCU which interferes with the communication Change the communication cable and the connector to check and change the MCU PCB. of the outdoor PCB, and then change the PCB. Essential Requirements before Changing PCB in Case of Communication Error: Refer to p.4-80 4-68 Samsung Electronics...
Page 269: Internal Communication Error Of The Outdoor Unit C-Box
1) Check the Main PCB : Main PCB TX circuit inspection Confirm a blinking of Fan PCB LD22, 32? 2) Check the Hub PCB : Hub PCB TX circuit inspection * Service after turn off the Main Power. Replace Main PCB Samsung Electronics 4-69...
Page 270: Internal Pcb Communication Error Of The Outdoor Unit C-Box
Replace Hub PCB E206 C002 Check the connection status Lighting of Fan PCB LD41 did confirmation? (CN12 connector) Is Fan PCB CN13 connector accurately connected? Fan PCB CN13 connection Replace Fan PCB (Fan PCB TX part : Breakage) 4-70 Samsung Electronics...
Page 271: Communication Error Between Mcu And Outdoor Unit After Tracking Is Completed
MCU PCB. Connect each unit one by one, and find the MCU which interferes with communication to check and change the MCU PCB. Essential Requirements before Changing PCB in Case of Communication Error: Refer to p.4-80 Good Defective 0.7V 0.7V Samsung Electronics 4-71...
Page 272: Mcu Branch Part Setup Error - Inconsecutive Connection With The Use Of 2 Branch Parts
Find an MCU that is composed as the following picture to carry out assembly of branch part again. After completing the re-setting, press K3 button on the button to reset or turn it off to restart. MCU BOX #0 address setup MCU PCB Branch part use setup Setting error Indoor unit address Branch A Indoor unit 4-72 Samsung Electronics...
Page 273: Mcu Branch Part Setup Error - Repeated Setup For The Same Address Over 3 Times
Find an MCU that is composed as the following picture to carry out assembly of branch part again. After completing the re-setting, press K3 button on the button to reset or turn it off to restart. MCU BOX #0 address setup MCU PCB Branch part use setup Setting error Indoor unit address Branch A Indoor unit Samsung Electronics 4-73...
Page 274: Mcu Branch Part Setup Error - Non-Installed Address Setup
Find an MCU that is composed as the following picture to carry out assembly of branch part again. After completing the re-setting, press K3 button on the button to reset or turn it off to restart. MCU Address Setup MCU BOX #0 MCU PCB Setup for Using Branch Sphere Indoor Unit Address Branch Sphere A Indoor Unit 4-74 Samsung Electronics...
Page 275: Setup Error For Mcu Branch Part - Setup Error For Mcu Quantity Used
Setup for Indoor MCU Address Quantity Used Setup MCU Address Setup MCU BOX #0 MCU BOX #1 MCU PCB MCU PCB Setup for Using Branch Sphere Indoor Unit Address Branch Sphere A Branch Sphere A B Indoor Unit Samsung Electronics 4-75...
Page 276: Mcu Branch Part Setup Error - Overlapping Indoor Unit Address Setup
After completing resetting, press the outdoor unit's K3 button to reset or turn off to restart. MCU BOX #0 address setup MCU PCB Branch part use setup Indoor unit address Branch A MCU BOX #1 address setup MCU PCB Branch part use setup Indoor unit address Branch A 4-76 Samsung Electronics...
Page 277: Mcu Branch Part Setup Error - Set As Being Used Without Connection To An Indoor Unit
Adjust the Dip switch that sets up the use of MCU branch part to ‘Not-Used'. After completing resetting, press the outdoor unit's K3 button to reset or turn off to restart. MCU BOX #1 MCU PCB Branch A Samsung Electronics 4-77...
Page 278 Check the actual use of the branch part. If it is used, turn on the Dip switch for branch part setup. After completing resetting, press the outdoor unit's K3 button to reset or turn off to restart. MCU BOX #1 MCU address setup MCU PCB Branch part use setup Indoor unit address Branch A Indoor unit 4-78 Samsung Electronics...
Page 279 After completing resetting, press the outdoor unit's K3 button to reset or turn off to restart. Outdoor unit Indoor number setup MCU number setup MCU address setup MCU BOX #0 MCU BOX #1 MCU PCB MCU PCB Branch part use setup Indoor unit address Branch A Branch A Samsung Electronics 4-79...
Page 280 12.1 18.0 27.3 Did the resistance 43.0 value significantly stray from the following temperature table? Replace this since it is the defective of the outdoor temperature sensor itself. Restart operation after replace the PCB 4-80 Samsung Electronics...
Page 281 12.1 18.0 27.3 43.0 Does the resistance value greatly deviate from the temperature table to the next? As it is due to a problem with the outdoor temperature sensor, replace it. Restart after replacing the PCB Samsung Electronics 4-81...
Page 282 COND 12.1 18.0 27.3 43.0 Did the resistance value significantly stray from the following temperature table? Replace this part as it is the defective of the outdoor Cond Out sensor itself. Restart operation after replace the PCB 4-82 Samsung Electronics...
Page 283 Is the Cond Out sensor resistance value reasonable? Defective Sensor : Replace Sensor (Refer to E231) Are there any changes n the value of the sensor when operating from Blocked Sensor Path : stop to heating? Change heat exchanger Ass'y Complete Samsung Electronics 4-83...
Page 284 2 terminals. 32.0 59.0 200.0 242.0 362.0 553.0 Did the resistance value significantly stray from the following temperature table? Change this part as it is the fault of the discharge temperature sensor itself. Restart operation after changing PCB. 4-84 Samsung Electronics...
Page 285 200.0 242.0 362.0 553.0 Did the resistance value significantly stray from the following temperature table? Change this part as it is the fault of the constant rate compressor discharge temperature sensor itself. Restart operation after changing PCB. Samsung Electronics 4-85...
Page 286 242.0 362.0 553.0 Did the resistance value significantly stray from the following temperature table? Replace this part as it is the defective of the Compressor Discharge or Top Temperature sensor itself. Restart operation after replace the PCB 4-86 Samsung Electronics...
Page 287 After 60 minutes of compressor operation, there will be no Sump sensor dislocation detection. 2. How to check 1) Check if a sensor of the relevant compressor has been dislocated in accordance with error code, assemble and correct the error. Samsung Electronics 4-87...
Page 288 ∙ Suction temperature sensor breakaway/defective. 1. Cause of problem Is Suction sensor Re-insert the sensor. and sensor Holder accurately Re-attach the sensor holder. attached? Is Suction sensor resistance value reasonable? Defective Sensor : Replace Sensor (Refer to E231 ) Complete 4-88 Samsung Electronics...
Page 289 12.1 18.0 27.3 43.0 Did the resistance value significantly stray from the following temperature table? Change this part as it is the fault of the outdoor SUMP sensor itself. Restart operation after changing PCB. Samsung Electronics 4-89...
Page 290 (Please check by connecting the menu folder gauge to the service valve) Out of the PCB High Pressure sensor terminals, is there voltage between Replace PCB pins 3 and 4 5V? The mark is the 1st pin on the PCB. Replace High Pressure sensor 4-90 Samsung Electronics...
Page 291 Out of the PCB Low Pressure Replace PCB sensor terminals, is there voltage between pins 3 and 4 5V? The mark is the 1st pin on the PCB. Replace Low Pressure sensor Samsung Electronics 4-91...
Page 292 2 terminals. 12.1 SUCT 18.0 27.3 43.0 Did the resistance value significantly stray from the following temperature table? Replace this part as it is the defective of the Outdoor Suction sensor itself. Restart operation after replace the PCB 4-92 Samsung Electronics...
Page 293 LIQUID 12.1 18.0 27.3 43.0 Did the resistance value significantly stray from the following temperature table? Replace this part as it is the defective of the Liquid Pipe Temperature sensor itself. Restart operation after replace the PCB Samsung Electronics 4-93...
Page 294 12.1 18.0 27.3 43.0 Did the resistance value significantly stray from the following temperature table? Replace this part as it is the defective of the Outdoor EVI In Temperature sensor itself. Restart operation after replace the PCB 4-94 Samsung Electronics...
Page 295 12.1 18.0 27.3 43.0 Did the resistance value significantly stray from the following temperature table? Replace this part as it is the defective of the Outdoor EVI Out Temperature sensor itself. Restart operation after replace the PCB Samsung Electronics 4-95...
Page 296 12.1 18.0 27.3 43.0 Did the resistance value significantly stray from the following temperature table? Change this part as it is the fault of the outdoor Suction-2 sensor itself. Restart operation after changing PCB 4-96 Samsung Electronics...
Page 297 Are there any blockage inside Pipe inspection the pipe? (filter etc.) Are the Outdoor Fan Replace relevant component operating normally for the cooling and the Indoor Fan operating normally for (motor or fan) the heating? Check the refrigerant amount. Samsung Electronics 4-97...
Page 298 (filter etc.) Is there any leakage in the Liquid Pipe Valve or the discharge check valve of the not-go-end Outdoor Unit when Replace relevant component only some Outdoor Units are operating? Check the refrigerant amount. 4-98 Samsung Electronics...
Page 299 Re-attach and check sensor. Is the sensor displaying the temperature normally? Check by referring to the other temperature sensor problem check-up methods. Refer to the solution method for the liquid-compression prevention error (E477). Samsung Electronics 4-99...
Page 300 Are all service valves open? Open the Service Valve Are the Indoor Unit and Outdoor Unit EEV normally Check the relevant EEV operating? Are there any blockage inside the pipe? Pipe inspection (filter etc.) Check the refrigerant amount. 4-100 Samsung Electronics...
Page 301 Did the EMI PCB Fuse is short? Replace Fuse, if the rectifier diode of the inverter PCB is normal. Is EMI PCB CN21 connector and Inverter PCB accurately Connection and then restart it connected? Replace Inverter PCB Samsung Electronics 4-101...
Page 302 Manifold Gauge value in range? Are the 4Way Valve normally Check the 4Way Valve operating? Are the Indoor Unit and Outdoor Check the relevant EEV Unit EEV normally operating? Compressor Inspection Is current of compressor normally? Check the refrigerant Complete 4-102 Samsung Electronics...
Page 303 Breakdown Check the Intercooler leakage. Normal Replace Intercooler Breakdown Check the Indoor Unit EEV leakage Normal Replace Indoor Unit EEV Check the connection for Indoor Unit Pipe (Connect liquid pipe-gas pipe directly) Reinstall pipe Check the refrigerant Samsung Electronics 4-103...
Page 304 Out of the PCB high-pressure sensor terminals, Replace PCB is there voltage between pins 3 and 4 5V? Replace high/low-pressure sensor mark is the 1st pin on the PCB. 4-104 Samsung Electronics...
Page 305 If the error code is displayed despite a condition that does not belong to any of the above diagnosis methods, read the temperature sensor value of the outdoor inlet air with View Mode or S-net, and if the actual outdoor temperature is different, please replace the temperature sensor. Samsung Electronics 4-105...
Page 306 Is High Pressure sensor connector accurately connected to PCB? Reconnect and check connector. Is there any refrigerant leakage or recharging problem inside the system? (Check it through Manifold gauge) Supplement or recharge the refrigerant. Replace High Pressure sensor 4-106 Samsung Electronics...
Page 307 Attach the sump sensor to the lower part of the compressor. Is CCH resistance normal? (500~700Ω/infinite for disconnection) Change CCH. Does the E445 error occur even after the outdoor unit power is put back in? Normal Operation Change PCB. Samsung Electronics 4-107...
Page 308 Motor (U V,V W,W U) Replace Fan Motor less than 10Ω? Is the resistance between the body of Replace Fan Motor Fan Motor and chassis MΩ? Does the Compressor connection Check the connection wire wire properly connect? Replace Fan PCB 4-108 Samsung Electronics...
Page 309 If you rotate the fan by hand, Replace Fan Motor the noise occurs? Connection wire of Fan Motor did confirmation? Check the connection status, and then restart. (Check the connection status of the Fan1 and Fan2.) Replace Fan PCB Samsung Electronics 4-109...
Page 310 ( Filter ) × ( Defrost ) Judgment Method ∙ Momentary stop of compressor due to momentary blackout. Cause of problem ∙ Momentary stop of compressor due to momentary blackout. 1. Precautions : Replace Hub PCB or Main Hub Connection wire. 4-110 Samsung Electronics...
Page 311 Connection wire of Fan Motor did confirmation? (Verify that the wire folded, or the connection is Check the connecting wire and restart it. detached.) Is there anything strange in Replace Fan PCB appearance Fan Motor? Replace Fan Motor Samsung Electronics 4-111...
Page 312 Connect connector as normal. connector normal? Is the connection for Re-connect connector. the fan connector normal? Is connection for Re-connect connector. fan power condenser normal? Is the motor operating Change motor. condition normal after changing PBA? Complete 4-112 Samsung Electronics...
Page 313 *Cold heat sink assembly defect occurs. Is the bolt of the heat sink fully tightened? Tighten Bolt Remove foreign objects and Did check the foreign objects between apply the heat sink grease. the heat sink and IPM? And then reassembly Complete Samsung Electronics 4-113...
Page 314 1) It is a signal to protect a motor by checking the operational condition of the outdoor unit's fan motor without power so as not to operate it in counter-clockwise condition. 2) Check if there is wind strong enough to force a fan to rotate counter-clockwise where the outdoor unit is installed. 4-114 Samsung Electronics...
Page 315 Is the measured value from the separate ammeter the Change CT sensor. same as the CT sensor value? Is the CT value Breakdown of Compressor: Change measured at 20A or more during compressor. the operation? Inspection Complete Samsung Electronics 4-115...
Page 316 Replace Compressor. compressor (U V,V W,W U) less than 2Ω? Is the resistance between the body of Compressor and Replace Compressor. chassis MΩ? Does the Compressor connection wire properly connect to Check the connection wire. the compressor? Continue 4-116 Samsung Electronics...
Page 317 (U-V, V-W, W-U) less than 2Ω? Is the resistance between the body of Compressor and Replace Compressor chassis MΩ? Does the Compressor Check the connection wire connection wire properly connect (Check the status of the connection UVW) to the compressor? Continue Samsung Electronics 4-117...
Page 318 R, S, T wire? Replace Inverter PCB and then restart it. Did the EMI PCB Fuse is short? * Check the 3-phase sensing circuit part. Replace Fuse, if the rectifier diode of the inverter PCB is normal. 4-118 Samsung Electronics...
Page 319 Is EMI PCB and Inverter PCB Power Off and then re-connection accurately connected? The case of E396, E498 Is Inverter PCB and Fan PCB DC-Link voltage connection wire Replace Fan PCB accurately connected? Replace Inverter PCB The case of E396, E498 Samsung Electronics 4-119...
Page 320 Check the normal EEV operation Breakdown of the main EEV EVI. Resolve the relevant EEV problem. Normal Check the failure in Breakdown liquid bypass valve and 4way valve. Resolve the relevant valve problem. Normals Check and change the discharge valve leakage. 4-120 Samsung Electronics...
Page 321 Is the resistance between the body of Outdoor Fan Motor Fan Motor and chassis MΩ? Check the connection wire Does the Fan Motor connection wire (Check the status of the connection UVW) properly connect to the compressor? FAN Replace PCB. Samsung Electronics 4-121...
Page 322 Cause of problem ∙ PCB voltage sensing circuit defective 1. Cause of problem Power Off Is Power connection accurately connected? Power Cable re-connection E485 or E385? E493 or E393? E468 or E368? Replace Inverter PCB Replace Fan PCB 4-122 Samsung Electronics...
Page 323 ∙ Check the input wiring Cause of problem ∙ EMI Fuse short 1. Cause of problem Power Off Is Inverter PCB CN15 and Fan PCB CN11 DC-Link voltage connection Connection and then restart it wire accurately connected? Replace Fan PCB Samsung Electronics 4-123...
Page 324 (Verify that the wire folded, or the connection is detached.) Check the connecting wire and restart it. HALL IC on the PCB is connected correctly? Replace Fan PCB Restart When the error is repeated, replace the Fan Motor. 4-124 Samsung Electronics...
Page 325 Remove foreign objects and apply the heat sink and IPM? grease. And then reassembly Apply the heat sink grease and then reassembly. Did properly apply the heat sink grease? (Between the heat sink and the IPM) Good No Good Complete Samsung Electronics 4-125...
Page 326 Power On Does connected Replace the indoor unit that is indoor unit become compatible with compatible with the DVM INV. DVM INV? Is software version of Software upgrade indoor unit since July, 2011? Replace indoor unit PCB 4-126 Samsung Electronics...
Page 327 5) If there is no problem with the above checkup items, replace the electronic expansion valve of the troubled indoor unit. - As an electronic expansion valve replacement is tricky work that requires collecting refrigerants in all systems, please make sure to check the above items before replacement. Samsung Electronics 4-127...
Page 328 5) If there is no problem with the above checkup items, replace the electronic expansion valve of the troubled indoor unit. - As an electronic expansion valve replacement is tricky work that requires collecting refrigerant in all systems, please make sure to check the above items before replacement. 4-128 Samsung Electronics...
Page 329 Normal operation of electronic expansion valve When EEV KIT was used, was its Address setting accurate? Reset EEV KIT's Address Replace electronic expansion valve Samsung Electronics 4-129...
Page 330 Normal operation of electronic expansion valve When EEV KIT was used, was its Address setting accurate? Reset EEV KIT's Address Reset EEV KIT's Address Replace electronic expansion valve Replace electronic expansion valve 4-130 Samsung Electronics...
Page 331 5. PCB Diagram and Parts List 5-1 Indoor Unit 5-1-1 Slim 1 way cassette type 14 13 5 16 11 17 6 21 10 Samsung Electronics...
Page 332 #6 : DC12V #7~#10: LOUVER SIGNAL OUTPUT CN808-EEV TB101-AC POWER TE04-COMMUNICATION ㉑㉒㉓ #1~#4: EEV SIGNAL OUTPUT #1: POWER(L) #1: COM1(F1) #2: POWER(N) #2: COM1(F2) #5 : DC12V #3: V1(DC12V) #6 : DC12V #4: V2(GND) #5: COM2(F3) #6: COM2(F4) Samsung Electronics...
Page 333 PCB Diagram and Parts List 5-1-2 4way cassette , mini 4way casette type 16 5 10 13 Samsung Electronics...
Page 334 #6 : DC12V #7~#10: LOUVER SIGNAL OUTPUT CN801-SPI TB101-AC POWER TE04-COMMUNICATION ㉑㉒㉓ #1: GND #1: POWER(L) #1: COM1(F1) #2: POWER(N) #2: COM1(F2) #2: GND #3: V1(DC12V) #3: SPI POWER OUTPUT(DC12V) #4: V2(GND) #5: COM2(F3) #6: COM2(F4) Samsung Electronics...
Page 335 PCB Diagram and Parts List 5-1-3 Duct type (SLIM Duct 1,2) MAIN Samsung Electronics...
Page 336 #5:R903 CONTROL SIGNAL #5EEPROM_SO #6:INRUSH OUT #6:EEPROM_SI #7:EEPROM CLK ⑰ CN801-SPI ⑱ CN311-2WIRE ⑲ CN302-COM1 COM2 #1:GND #1:12V #1~2:COM1 #2:GND #2:COM2_PCTRL_MICOM #3:12V #3:CONTROL SIGNAL #3:COM2_VCHECK_A #4:GND #4:NOT USED #4:COM2_VCHECK_B #5~6:COM2 #5:COM2_MICOM_AD #6:VCC #7:COM2_ENABLE #8:COM2_C #9:COM2_D #10:COM2_Tx #11:COM2_Rx #12:GND Samsung Electronics...
Page 337 PCB Diagram and Parts List Duct type (SLIM Duct 1,2) (cont.) ① CN313-2WIRES COMM. #1:12V #2:COM2_PCTRL_MICOM #3:COM2_VCHECK_A #4:COM2_VCHECK_B #5:COM2_MICOM_AD #6:VCC #7:NO UESD #8:COM2_C #9:COM2_D #10:COM2_TXD #11:COM2_RXD #12:GND Samsung Electronics...
Page 338 PCB Diagram and Parts List 5-1-4 Duct type (Slim Duct 3, MA-1(Drain Pump Built-in) MAIN PCB 8 5 3 2 1 6 4 10 12 13 14 15 Samsung Electronics...
Page 339 #1:GND #5~6:12V #2:COM2_PCTRL_MICOM #2:VENT_OUT #2:GND #3:COM2_VCHECK_A #4:COM2_VCHECK_B #3:CONTROL SIGNAL #5:COM2_MICOM_AD #4:NOT USED #6:VCC #7:COM2_ENABLE #8:COM2_C #9:COM2_D #10:COM2_Tx #11:COM2_Rx #12:GND ⑰ CN302-COM1 COM2 ⑱ CN703-BLDC FAN #1:DC310V #1~2:COM1 #2:NOT USED #3:12V #3:AGND #4:GND #4:DC15V #5:PC04 OUTPUT #5~6:COM2 #6:RPM OUTPUT Samsung Electronics...
Page 340 PCB Diagram and Parts List Duct type (Slim Duct 3, MA-1(Drain Pump Built-in)) ① CN313-2WIRES COMM. #1:12V #2:COM2_PCTRL_MICOM #3:COM2_VCHECK_A #4:COM2_VCHECK_B #5:COM2_MICOM_AD #6:VCC #7:NO UESD #8:COM2_C #9:COM2_D #10:COM2_TXD #11:COM2_RXD #12:GND 5-10 Samsung Electronics...
Page 341 PCB Diagram and Parts List 5-1-5 Duct type (MSP, HSP Small, BIG Duct, MA-2(Drain Pump Built-in) MAIN PCB 14 15 Samsung Electronics 5-11...
Page 342 #4: MOTOR SIGNAL PWM #5: MOTOR FEEDBACK #6:INRUSH OUT #12:VCC CN311-2 Communication CN101-AC INPUT ⑰ ⑱ CN302-Indoor and Outdoor ⑲ Telecommunications and cable #1: L #2: N #1,2: Indoor and Outdoor machine communication #3:12V #4:GND #5: Wired remote control communication 5-12 Samsung Electronics...
Page 343 PCB Diagram and Parts List Duct type (HSP Small , MA-2(Drain Pump Built-in)) (cont.) BLDC PCB Samsung Electronics 5-13...
Page 344 #1: AC power L #1: DC12V #1: DC310V #2: Fan Signal #2: AC power N #2: Fan signal #3: GND #3: DC5V #4: DC15V #4: Fan feedback signal #5: Fan signal #5: GND #6: Fan feedback signal 5-14 Samsung Electronics...
Page 345 PCB Diagram and Parts List Duct type (BIG Duct) (cont.) EMI PCB Samsung Electronics 5-15...
Page 346 PCB Diagram and Parts List Duct type (BIG Duct) EMI PCB Power Input L Power Input N Earth Power Output L ① ② ③ ④ Power Output N ⑤ 5-16 Samsung Electronics...
Page 347 PCB Diagram and Parts List 5-1-6 Celing type 7 19 18 9 17 15 14 13 Samsung Electronics 5-17...
Page 348 #4: NOT USED #4: NOT USED #7~#11:COMM. SIGNAL #5: GND #12:GND CN201-EEPROM CN31-HUMAN_SENSOR CN103-DRAIN ⑰ ⑱ ⑲ #1:GND #1~#2: COM1 SIGNAL #1: DRAIN SIGNAL #2:NOT USED #3: DC12V #2: GND #3:VCC(DC5V) #4: GND #4~#7:EEPROM SIGNAL #5~#6: COM2 SIGNAL 5-18 Samsung Electronics...
Page 349 SMW250-06 BLU 3711-004182 CN905 FAN MOTOR COMM SMW200-10P WHT 3711-003895 CN501 DISPLAY SMW200-13P WHT 3711-000794 CN411 FLOAT-SW SMW250-02 BLK 3711-000015 CN412 ROOM SENSOR SMW250-02 WHT 3711-004236 CN413 EVA DIS/OUT SENSOR SMW200-06P WHT 3711-005097 CN601 LOUVER SMW200-5P BLU Samsung Electronics 5-19...
Page 350 3711-004531 CN501 FAN MOTOR COMM #5 - OVER TEMP #6 - RST #7 - REV OUT, #8 - FAN FEEDBACK #9 - INRUSH RELAY, #10 - FAN PWM 1WALL,2P,1R,7.92mm,STRAIGHT,SN,BLK 3711-003380 CN701 POWER #1 - N, #2- L 5-20 Samsung Electronics...
Page 351 3711-004182 CN501 FAN MOTOR COMM #5 - OVER TEMP #6 - RST #7 - REV OUT, #8 - FAN FEEDBACK #9 - INRUSH RELAY, #10 - FAN PWM 1WALL,2P,1R,7.92mm,STRAIGHT,SN,BLK 3711-003405 CN701 POWER #1 - N, #2- L Samsung Electronics 5-21...
Page 352 #5,6: 12V #2: GND #3 : EVA OUT TEMP #5 : DISCHARGE TEMP ⑨ CN140 - FUSE Check ⑩ CN313-2 ⑪ CN301-MICOM DOWNLOAD ⑫ CN501-DISPLAY #1:FUSE CHECK #1:12V #2:GND #2~7:LED #9: AUTO SW #10: REMOCON INT #11:GND #12:VCC 5-22 Samsung Electronics...
Page 353 PCB Diagram and Parts List Wall-Mounted type (Neo Forte) (cont.) SUB SWITCH CN # COLOR FUNCTION ⑰ CN61 Black Main-Sub PCB Connecor ⑱ CN83 White External Contact Control Samsung Electronics 5-23...
Page 354 PCB Diagram and Parts List 5-1-9 Wall Mounted type(A3050, MAX) Main PBA 10 11 9 12 13 5-24 Samsung Electronics...
Page 355 #1~2 : COMMUNICATION SIGNAL #3~4 : SUB PBA SIGNAL #5 : EXTERNAL CONTROL SIGNAL #6 : COMP CHECK SIGNAL #7 : ERROR CHECK SIGNAL #8 : DC 5V #9 : GND #10 : DC 12V #11~14 : COMMUNICATION SIGNAL Samsung Electronics 5-25...
Page 356 PCB Diagram and Parts List Wall Mounted type(A3050, MAX) (cont.) Sub PCB (cont.) ① CN1-2WIRES COMM. #1,#2,#19,#20:COMM. SIGNAL #3,#18:EXTERNAL CONTROL #4,#17:COMP CHECK #5,#16:ERROR CHECK #6:VCC(DC5V) #7,#14:GND #8,#13,#15:DC12V #9~#12:COMM. SIGNAL 5-26 Samsung Electronics...
Page 357 #5 : DISCHARGE TEMP ⑨ CN140 - FUSE CHECK ⑩ CN313-2 WIRE COMM ⑪ CN301-MICOM DOWNLOAD ⑫ CN501-DISPLAY #1:FUSE CHECK #1: 12V #2:GND #2~7: LED CONTROL #8: OUTPUT SIGNAL REMOCON #9: AUTO SW #10: REMOCON INT #11:GND #12:VCC Samsung Electronics 5-27...
Page 358 PCB Diagram and Parts List Wall-Mounted type (Boracay)(Cont.) ① CN1-2WIRES COMM. #1,#2,#19,#20:COMM. SIGNAL #3,#18:EXTERNAL CONTROL #4,#17:COMP CHECK #5,#16:ERROR CHECK #6:VCC(DC5V) #7,#14:GND #8,#13,#15:DC12V #9~#12:COMM. SIGNAL 5-28 Samsung Electronics...
Page 359 PCB Diagram and Parts List 5-1-11 Floor Stand Type MAIN Samsung Electronics 5-29...
Page 360 #1~2 : GND #1~2 : COM1 COMMUNICATION #1 : FLOAT SWITCH SIGNAL SIGNAL #2 : GND #3 : SPI CONTROL SIGNAL #3 : DC 12V #4 : NOT USED #4 : GND #4~6 : COM2 COMMUNICATION SIGNAL 5-30 Samsung Electronics...
Page 361 PCB Diagram and Parts List 5-1-12 OAP DUCT (AM JNESCH/AA) MAIN PCB Samsung Electronics 5-31...
Page 362 / wired remote communications #1~4: EEV #1: 12V #1,2:GND #5,6: 12V #2: VENT OUT #3:SPI Control #1,2: Indoor and outdoor group com- munication #3:12V #4:GND #5: Wired remote communication CN311-2 Communication ㉒㉑ CN101-AC INPUT #1: L #2: N 5-32 Samsung Electronics...
Page 363 PCB Diagram and Parts List OAP DUCT (AM JNESCH/AA) (cont.) EMI PCB L-L TOP L-L TOP N-N TOP CN702-Earth ① ② ③ ④ N-N TOP ⑤ Samsung Electronics 5-33...
Page 364 PCB Diagram and Parts List OAP DUCT (AM JNESCH/AA) (cont.) BLDC Driver PCB 5-34 Samsung Electronics...
Page 365 #3: VCC #4: FAN RPM #5: Fan Feedback #8: INRUSH CN12-BLDC-MOTOR COMM CN13-MOTOR ⑤ ⑥ #1: HU #1: U #2 : 5V #2 : V #3: HW #3: W #4: GND #5: HV #6: MOTOR TEMP #7: GND Samsung Electronics 5-35...
Page 366 PCB Diagram and Parts List 5-1-13 Global Duct -1,2 (AM007/009/012/015/018/024/027/030MNMDCH/AA) MAIN PCB 5-36 Samsung Electronics...
Page 367 #11 : VCC #12 : MODE_0 #13 : RESET # 14 : TRACE_3 # 15 : LVR3_A_bar # 16 : LVR3_B_bar # 17 : GND # 18 : TRACE_2 # 19 : TRACE_1 # 20 : TRACE_0 Samsung Electronics 5-37...
Page 368 PCB Diagram and Parts List Global Duct -1,2 (AM007/009/012/015/018/024/027/030MNMDCH/AA) ATFs PCB 5-38 Samsung Electronics...
Page 369 #7 : TMS #8 : nTRST #9 : GND #10 : VCC #11 : VCC #12 : #13 : #14 : ENC_B/Y #15 : #16 : #17 : GND #18 : ENC_A/G #19 : ENC_Z/R #20 : SUB Samsung Electronics 5-39...
Page 370 PCB Diagram and Parts List Global Duct -1,2 (AM007/009/012/015/018/024/027/030MNMDCH/AA) EMI PCB L-L TOP L-L TOP N-N TOP CN702-Earth ① ② ③ ④ N-N TOP ⑤ 5-40 Samsung Electronics...
Page 371 PCB Diagram and Parts List 5-1-14 Global Duct -3 (AM036/048MNMDCH/AA) MAIN PCB Samsung Electronics 5-41...
Page 372 #11 : VCC #12 : MODE_0 #13 : RESET # 14 : TRACE_3 # 15 : LVR3_A_bar # 16 : LVR3_B_bar # 17 : GND # 18 : TRACE_2 # 19 : TRACE_1 # 20 : TRACE_0 5-42 Samsung Electronics...
Page 373 PCB Diagram and Parts List 5-1-15 Wind-free 1way cassette type - Main PBA (AM007/009/012NN1DCH ) 15 16 19 20 Samsung Electronics 5-43...
Page 374 PCB Diagram and Parts List Wind-free 1way cassette type (cont.) - Main PBA (AM007/009/012NN1DCH ) ① ② ③ ④ ⑤ ⑥ ⑦ ⑧ ⑨ ⑩ ⑪ ⑫ ⑬ ⑭ ⑮ ⑯ ⑰ ⑱ ⑲ ⑳ ㉑㉒㉓㉔㉕ 5-44 Samsung Electronics...
Page 375 PCB Diagram and Parts List Wind-free 1way cassette type (cont.) - Main PBA (AM018/024NN1DCH/AZ) Samsung Electronics 5-45...
Page 376 TE04-COMMUNICATION ㉑㉑㉓㉔ #1: DC12V #1: GND #1: COM1(F1) #2: CLEAN PANEL COMMUNICAITON(TXD) #2: GND #2: COM1(F2) #3: CLEAN PANEL COMMUNICAITON(RXD) #3: SPI CONTORL SIGNAL #3: V1(DC12V) #4: GND #4: V2(GND) #5: COM2(F3) #6: COM2(F4) 5-46 Samsung Electronics...
Page 377 PCB Diagram and Parts List Wind-free 1way cassette type (cont.) - DISPLAY PBA (AM007/009/012NN1DCH ) (Cont.) ① Samsung Electronics 5-47...
Page 378 PCB Diagram and Parts List 5-1-16 360 cassette MAIN PCB 5-48 Samsung Electronics...
Page 379 #1 : DRAIN PUMP (12V) #3 : EVA OUT TEMP #2 : SGND #2 : SGND #5 : DISCHARGE TEMP #2, 4, 6 : SGND CN804 – VENTILATOR #1 : VENT (MICOM OUTPUT) #2 : BUFFER OUTPUT(HIGH/LOW) Samsung Electronics 5-49...
Page 380 #4 : COMP CHK (12V JUNCTION) #3 : V1 – 12V [CN83] #4 : V2 - SGND #1 : EXT_CTRL (5V) #5 : F3 - WIRED REMOTE CONTROL #2 : SGND COMM. #6 : F4 - WIRED REMOTE CONTROL COMM. 5-50 Samsung Electronics...
Page 381 #4 : CENTER 3 COLOR LED - GREEN #5 : CENTER 3 COLOR LED - RED #6 : CENTER LED – ICE BLUE #7 : VISUALIZATION LED_SECTION1, LAYER1 #8 : VISUALIZATION LED_SECTION1, LAYER2 #9 : VISUALIZATION LED_SECTION1, LAYER3 #10 : VISUALIZATION LED_SECTION2, LAYER1 Samsung Electronics 5-51...
Page 382 6. Wiring Diagram 6-1 Indoor 6-1-1 Global 4way(Global Mini-4way) cassteet type Room Louver Temp. Control Control Sensor Motor Display Pipe Temp. Float S/W Control Control Sensor & Drain Pump This Document can not be used without Samsung’s authorization. Samsung Electronics...
Page 383 Wiring Diagram 6-1-2 Slim 1way cassette type This Document can not be used without Samsung’s authorization. Samsung Electronics...
Page 384 Wiring Diagram 6-1-3 BIG Duct This Document can not be used without Samsung’s authorization. Samsung Electronics...
Page 385 Wiring Diagram 6-1-4 Ceiling This Document can not be used without Samsung’s authorization. Samsung Electronics...
Page 386 Wiring Diagram 6-1-5 Big Ceiling (AM036/048JNCDCH/AA) This Document can not be used without Samsung’s authorization. Samsung Electronics...
Page 387 Wiring Diagram 6-1-6 RAC(Neo Forte) This Document can not be used without Samsung’s authorization. Samsung Electronics...
Page 388 Wiring Diagram 6-1-7 Wall Mounted type(A3050, MAX) This Document can not be used without Samsung’s authorization. Samsung Electronics...
Page 389 Wiring Diagram 6-1-8 DUCT type (Slim Duct 3, MA-1(Drain Pump Built-in)) This Document can not be used without Samsung’s authorization. Samsung Electronics...
Page 390 Wiring Diagram 6-1-9 DUCT type (Slim Duct 1,2, MSP) This Document can not be used without Samsung’s authorization. Samsung Electronics...
Page 391 Wiring Diagram 6-1-10 DUCT type (HSP Small , MA-2(Drain Pump Built-in)) This Document can not be used without Samsung’s authorization. 6-10 Samsung Electronics...
Page 392 Wiring Diagram 6-1-11 Floor Stand Type This Document can not be used without Samsung’s authorization. Samsung Electronics 6-11...
Page 393 6-1-12 OAP Duct type This Document can not be used without Samsung’s authorization. 6-12 Samsung Electronics...
Page 394 6-1-13 Wall-Mounted type (Boracay) This Document can not be used without Samsung’s authorization. Samsung Electronics 6-13...
Page 395 6-1-14 Global Duct (AM007/009/012/015/018/024/027/030MNMDCH/AA) This Document can not be used without Samsung’s authorization. 6-14 Samsung Electronics...
Page 396 6-1-15 Global Duct (AM036/048MNMDCH/AA) This Document can not be used without Samsung’s authorization. Samsung Electronics 6-15...
Page 397 BLK : black, RED : red, BLU : blue, WHT : white, YEL : yellow, BRN : brown, SKY : sky blue, GRN : green 3. For connection wiring indoor-outdoor transmissioin F1-F2, indoor-wired remote controller transmission F3-F4. Protective earth (SCREW). This Document can not be used without Samsung’s authorization. 6-16 Samsung Electronics...
Page 398 BLK : black, RED : red, BLU : blue, WHT : white, YEL : yellow, BRN : brown, SKY : sky blue, GRN : green 3. For connection wiring indoor-outdoor transmissioin F1-F2, indoor-wired remote controller transmission F3-F4. Protective earth (SCREW). Samsung Electronics 6-17...
Page 399 6-1-18 360 cassette (AM009/012/018/024/030/036/048KN4DCH/AA) This Document can not be used without Samsung’s authorization. 6-18 Samsung Electronics...
Page 400 Version Ceiling 1Ф, 208~230V, 60Hz 2012 Console 2013 Floor Standing 2014 NEO FORTE Mode 2015 NEO FORTE (EEV) Heat Pump (R-410A) 2016 HYDRO UNIT (Floor Standing) Heat Pump (R-134A) FLAT(CEILING TYPE) VTL Product Type Outdoor Unit Indoor Unit Samsung Electronics...
Page 401 8 Languages English ★ Only display the Global 4 way with Korean/ English K separator. Pattern Waffle Stripe Korean Global market use 4 Way Export/ Panel foreign market use ※ Model name for the column/bundle packaging is “~S”. Samsung Electronics...
Page 402 Gas pipe SVC valve is Liquid pipe SVC 가스관 SVC 밸브 닫힘 액관 SVC 밸브 닫힘 closed. valve is closed. Gas pipe SVC valve Liquid pipe SVC 가스관 SVC 밸브 열림 액관 SVC 밸브 열림 opened. valve is opened. Samsung Electronics...
Page 403 8. Please take extra caution by precisely determining the amount of the refrigerant that can be put in each container so that too much refrigerant is not contained in the container. The weight must be measured by using a scale to avoid putting more refrigerant than the amount originally contained in the container. Gas Pipe Connection Scale Liquid Pipe Connection Samsung Electronics...
Page 404 GSPN (GLOBAL SERVICE PARTNER NETWORK) Area Web Site © Samsung Electronics Co., Ltd. March. 2018. This Service Manual is a property of Samsung Electronics Co., Ltd. Printed in Korea. Any unauthorized use of Manual can be punished under applicable International and/or domestic law.

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