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This service information is designed for experienced repair technicians only and is not designed for use by the general public.
It does not contain warnings or cautions to advise non-technical individuals of potential dangers in attempting to service a product.
Products powered by electricity should be serviced or repaired only by experienced professional technicians. Any attempt to service
or repair the products dealt with in this service information by anyone else could result in serious injury or death.
Indoor Unit
CS-C9KKV
CS-C12KKV
CS-C18KKV
CS-C24KKV
CS-C28KKV
WARNING
© Panasonic HA Air-Conditioning (M) Sdn. Bhd. 2010.
Unauthorized copying and distribution is a violation of law.
Order No: PHAAM1001026C3
Outdoor Unit
CU-C9KKV
CU-C12KKV
CU-C18KKV
CU-C24KKV
CU-C28KKV
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Table of Contents
Related Manuals for Panasonic CS-C12KKV
Summary of Contents for Panasonic CS-C12KKV
- Page 1 Products powered by electricity should be serviced or repaired only by experienced professional technicians. Any attempt to service or repair the products dealt with in this service information by anyone else could result in serious injury or death. © Panasonic HA Air-Conditioning (M) Sdn. Bhd. 2010. Unauthorized copying and distribution is a violation of law.
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Page 2: Table Of Contents
15.1 Refrigeration cycle system ......73 Indoor Unit ..........13 16. Disassembly and Assembly Instructions ..75 Outdoor Unit ..........15 16.1 CS-C9KKV CS-C12KKV ......75 6. Refrigeration Cycle Diagram ......17 16.2 CS-C18KKV CS-C24KKV ......79 7. Block Diagram ..........18 16.3 CS-C28KKV..........83 8. -
Page 3: Safety Precautions
1. Safety Precautions • Read the following “SAFETY PRECAUTIONS” carefully before perform any servicing. • Electrical work must be installed or serviced by a licensed electrician. Be sure to use the correct rating of the power plug and main circuit for the model installed. •... - Page 4 WARNING 20. After completion of installation or service, confirm there is no leakage or refrigerant gas. It may generate toxic gas when the refrigerant contacts with fire. 21. Ventilate if there is refrigerant gas leakage during operation. It may cause toxic gas when refrigerant contacts with fire. 22.
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Page 5: Specification
2. Specification Indoor CS-C9KKV CS-C12KKV Model Outdoor CU-C9KKV CU-C12KKV Performance Test Condition NEW JIS NEW JIS Phase, Hz Single, 60 Single, 60 Power Supply 2.65 3.56 Capacity BTU/h 9040 12140 kJ/h 9540 12820 Running Current Input Power 1.11k 3.19 3.21 BTU/hW 10.9... - Page 6 Pipe Diameter (Liquid / Gas) mm (inch) 6.35 (1/4) / 9.52 (3/8) 6.35 (1/4) / 12.70 (1/2) Standard length m (ft) 7.5 (24.6) 7.5 (24.6) Length range (min – max) m (ft) 3 (9.8) ~ 10 (32.8) 3 (9.8) ~ 15 (49.2) I/D &...
- Page 7 Indoor CS-C18KKV CU-C24KKV Model Outdoor CU-C18KKV CU-C24KKV Performance Test Condition NEW JIS NEW JIS Phase, Hz Single, 60 Single, 60 Power Supply 5.30 7.03 Capacity BTU/h 18100 24000 kJ/h 19100 25300 Running Current 12.0 Input Power 1.72k 2.55k 3.08 2.76 BTU/hW 10.52 9.41...
- Page 8 Pipe Diameter (Liquid / Gas) mm (inch) 6.35 (1/4) / 12.70 (1/2) 6.35 (1/4) / 15.88 (5/8) Standard length m (ft) 5.0 (16.4) 5.0 (16.4) Length range (min – max) m (ft) 3 (9.8) ~ 25 (82.0) 3 (9.8) ~ 25 (82.0) I/D &...
- Page 9 Indoor CS-C28KKV Model Outdoor CU-C28KKV Performance Test Condition NEW JIS Phase, Hz Single, 60 Power Supply 8.40 Capacity BTU/h 28600 kJ/h 30240 Running Current 15.9 Input Power 3.42k 2.46 BTU/hW 8.36 Power Factor dB-A 46 / 44 Indoor Noise (H / L) Power Level dB dB-A 55 / -...
- Page 10 Pipe Diameter (Liquid / Gas) mm (inch) 6.35 (1/4) / 15.88 (5/8) Standard length m (ft) 5.0 (16.4) Length range (min – max) m (ft) 3 (9.8) ~ 30 (98.4) I/D & O/D Height different m (ft) 20 (65.6) Additional Gas Amount g/m (oz/ft) 30 (0.3) Length for Additional Gas...
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Page 11: Features
Features • E-ion Air Purifying System with Patrol Sensor Active e-ions are released to catch dust particles and bring them back the large positively charged filter. Patrol Sensor color changes to indicate the dirt level in the air • Long Installation Piping CS/CU-C9KK, long piping up to 10 meters. -
Page 12: Location Of Controls And Components
4. Location of Controls and Components Indoor Unit Outdoor Unit Remote Control... -
Page 13: Dimensions
5. Dimensions Indoor Unit 5.1.1 CS-C9KKV CS-C12KKV... - Page 14 5.1.2 CS-C18KKV CS-C24KKV CS-C28KKV...
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Page 15: Outdoor Unit
Outdoor Unit 5.2.1 CU-C9KKV 5.2.2 CU-C12KKV... - Page 16 5.2.3 CU-C18KKV CU-C24KKV CU-C28KKV...
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Page 17: Refrigeration Cycle Diagram
6. Refrigeration Cycle Diagram INDOOR OUTDOOR LIQUID CAPILLARY SIDE STRAINER TUBE THERMOSTAT 2-WAY (C28KK only) VALVE INTAKE PIPE TEMP. TEMP. SENSOR SENSOR HEAT EXCHANGER (CONDENSER) HEAT EXCHANGER (EVAPORATOR) CAPILLARY SEPARATOR TUBE (C28KK only) (C28KK only) SIDE 3-WAY VALVE COMPRESSOR... -
Page 18: Block Diagram
7. Block Diagram 7.1.1 CS-C9KKV CU-C9KKV CS-C12KKV CU-C12KKV... - Page 19 7.1.2 CS-C18KKV CU-C18KKV CS-C24KKV CU-C24KKV...
- Page 20 7.1.3 CS-C28KKV CU-C28KKV...
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Page 21: Wiring Connection Diagram
8. Wiring Connection Diagram CS-C9KKV CU-C9KKV Resistance of Indoor Fan Motor Windings Resistance of Compressor Windings MODEL CS-C9KKV MODEL CU-C9KKV CONNECTION CWA921420 CONNECTION 2R13C236BSC BLUE-YELLOW 192Ω 3.298Ω YELLOW-RED 226Ω 5.500Ω Note: Resistance at 25°C of ambient temperature. Note: Resistance at 20°C of ambient temperature. Resistance of Outdoor Fan Motor Windings MODEL CU-C9KKV... -
Page 22: Cs-C12Kkv Cu-C12Kkv
CS-C12KKV CU-C12KKV Resistance of Indoor Fan Motor Windings Resistance of Compressor Windings MODEL CS-C12KKV MODEL CU-C12KKV CONNECTION CWA921420 CONNECTION 2P19S236A1L BLUE-YELLOW 192Ω 2.237Ω YELLOW-RED 226Ω 2.710Ω Note: Resistance at 25°C of ambient temperature. Note: Resistance at 20°C of ambient temperature. -
Page 23: Cs-C18Kkv Cu-C18Kkv
CS-C18KKV CU-C18KKV Resistance of Outdoor Fan Motor Windings Resistance of Compressor Windings MODEL CU-C18KK MODEL CU-C18KK CONNECTION CWA951401J CONNECTION 2KS252F5AA04 BLUE-YELLOW 59.47Ω 1.959Ω YELLOW-RED 60.95Ω 3.083Ω Note: Resistance at 20°C of ambient temperature. Note: Resistance at 20°C of ambient temperature. -
Page 24: Cs-C24Kkv Cu-C24Kkv
CS-C24KKV CU-C24KKV Resistance of Outdoor Fan Motor Windings Resistance of Compressor Windings MODEL CU-C24KK MODEL CU-C24KK CONNECTION CWA951399J CONNECTION 2J39S236A1A BLUE-YELLOW 59.47Ω 0.933Ω YELLOW-RED 60.95Ω 1.584Ω YELLOW-ORANGE 80.58Ω Note: Resistance at 20°C of ambient temperature. Note: Resistance at 20°C of ambient temperature. -
Page 25: Cs-C28Kkv Cu-C28Kkv
CS-C28KKV CU-C28KKV Resistance of Outdoor Fan Motor Windings Resistance of Compressor Windings MODEL CU-C28KK MODEL CU-C28KK CONNECTION CWA951357 CONNECTION 2JD488H3AA03 YELLOW-BLUE 59.8Ω 0.624Ω YELLOW-ORANGE 68.6Ω 1.821Ω YELLOW-RED 66.9Ω Note: Resistance at 20°C of ambient temperature. Note: Resistance at 20°C of ambient temperature. -
Page 26: Electronic Circuit Diagram
9. Electronic Circuit Diagram CS-C9KKV CU-C9KKV... -
Page 27: Cs-C12Kkv Cu-C12Kkv
CS-C12KKV CU-C12KKV... -
Page 28: Cs-C18Kkv Cu-C18Kkv
CS-C18KKV CU-C18KKV... -
Page 29: Cs-C24Kkv Cu-C24Kkv
CS-C24KKV CU-C24KKV... -
Page 30: Cs-C28Kkv Cu-C28Kkv
CS-C28KKV CU-C28KKV... -
Page 31: Printed Circuit Board
10. Printed Circuit Board 10.1 Indoor Unit 10.1.1 Main Printed Circuit Board... - Page 32 10.1.2 Power Printed Circuit Board 10.1.2.1 CS-C9KKV CS-C12KKV...
- Page 33 10.1.2.2 CS-C18KKV CS-C24KKV CS-C28KKV...
- Page 34 10.1.3 Indicator Printed Circuit Board 10.1.4 Receiver Printed Circuit Board 10.1.5 High Voltage Power Supply Printed Circuit Board...
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Page 35: Installation Instruction
11. Installation Instruction 11.1 Select the Best Location 11.1.3 Indoor/Outdoor Unit Installation Diagram 11.1.1 Indoor Unit • Do not install the unit in excessive oil fume area such as kitchen, workshop and etc. • There should not be any heat source or steam near the unit. -
Page 36: Indoor Unit
11.2 Indoor Unit 11.2.1 How to Fix Installation Plate The mounting wall is strong and solid enough to prevent if from the vibration. The centre of installation plate should be at more than at right and left of the wall. The distance from installation plate edge to ceiling should more than From installation plate left edge to unit’s left side is From installation plate right edge to unit’s right side is... -
Page 37: Indoor Unit Installation
11.2.3 Indoor Unit Installation Caution Use shock absorber during pull out the piping to protect the intake grille Do not turn over the unit without it ’s shock from damage. absorber during pull out the piping. It may cause intake grille damage Piping Piping Shock absorber... -
Page 38: Connect The Cable To The Indoor Unit
11.2.4 Connect the Cable to the Indoor Unit a) INDOOR POWER SUPPLY MODEL (1.0 ~ 2.5HP) Connecting cable between indoor unit and outdoor unit shall be approved polychloroprene sheathed 3 x 1.5 mm (1.0 ~ 1.5HP) or 3 x 2.5mm (2.0 ~ 2.5HP) flexible cord, type designation 245 IEC 57 or heavier cord. - Page 39 b) OUTDOOR POWER SUPPLY MODEL (3.0HP) Connecting cable between indoor unit and outdoor unit shall be approved polychloroprene sheathed 4 x 1.5 mm (1.0 ~ 3.0HP) flexible cord, type designation 245 IEC 57 or heavier cord. Do not use joint connection cable. Replace the wire if the existing wire (from concealed wiring, or otherwise) is too short.
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Page 40: Outdoor Unit
11.3 Outdoor Unit 11.3.1 Install the Outdoor Unit • After selecting the best location, start installation according to indoor/outdoor unit installation diagram. Fix the unit on concrete or rigid frame firmly and horizontally by bolt nut (ø10mm). When installing at roof, please consider strong wind and earthquake. Please fasten the installation stand firmly with bolt or nails. -
Page 41: Evacuation Of The Equipment
11.3.3 Evacuation of the Equipment Connect a charging hose with a push pin to the Low side of a charging set and the service port of the 3-way valve. Be sure to connect the end of the charging hose with the push pin to the service port. Connect the center hose of the charging set to a vacuum pump. - Page 42 11.3.4 Air Purging of the Piping and Indoor The remaining air in the Refrigerant cycle which contains moisture may cause malfunction on the compressor. Remove the caps from the 2-way and 3-way valves. Remove the service-port cap from the 3-way valves. To open the valve, turn the valve stem of 2-way valve counter-clockwise approx.
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Page 43: Connect The Cable To The Outdoor Unit
11.3.5 Connect the cable to the Outdoor Unit a) INDOOR POWER SUPPLY MODEL (1.0 ~ 2.5HP) Remove the control board cover from the unit by loosening the screw. Connecting cable between indoor unit and outdoor unit shall be approved polychloroprene sheathed 3 x 1.5mm (1.0 ~ 1.5HP) or 3 x 2.5mm (2.0 ~ 2.5HP) flexible... -
Page 44: Pipe Insulation
For wire stripping and connection requirement, refer to instruction of the indoor unit. This equipment must be properly earthed. • Isolating Devices (Disconnecting means) should have minimum 3.0mm contact gap. • Earth wire shall be Yellow/Green (Y/G) in colour and longer than other AC wires for safety reason. 11.3.6 Pipe Insulation Please carry out insulation at pipe connection portion as mentioned in Indoor/Outdoor Unit Installation... -
Page 45: Operation Control
12. Operation Control 12.1 Cooling Operation • Cooling operation can be set using remote control. • This operation is applied to cool down the room temperature to the setting temperature set on the remote control. • The remote control setting temperature, which takes the reading of intake air temperature sensor, can be adjusted from 16°C to 30°C. - Page 46 12.1.2 Cooling Operation Time Diagram (For CS-C18KK CU-C18KK, CS-C24KK CU- C24KK and CS-C28KK CU-C28KK)
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Page 47: Soft Dry Operation
12.2 Soft Dry Operation • Soft Dry operation can be set using remote control. • Soft Dry operation is applied to dehumidify and to perform a gentle cooling to the room. • This operation starts when the intake air temperature sensor reaches the setting temperature on the remote control. - Page 48 12.2.2 Soft Dry Operation Time Diagram (For CS-C18KK CU-C18KK, CS-C24KK CU- C24KK and CS-C28KK CU-C28KK)
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Page 49: Automatic Operation
12.3 Automatic Operation • Automatic operation can be set using remote control. • This operation starts to operate with indoor fan at SLo speed for 20 seconds to judge the intake air temperature. • After judged the temperature, the operation mode is determined by referring to the below standard. ↑... -
Page 50: Indoor Fan Speed Control
12.4 Indoor Fan Speed Control • Indoor fan speed can be set using remote control. 12.4.1 Fan Speed Rotation Chart Fan Speed (rpm) Speed CS-C9KKV CS-C12KKV 1130 1130 1030 1110 1040 Fan Speed (rpm) Speed CS-C18KKV CS-C24KKV CS-C28KKV 1390 1500... - Page 51 For CS-C18KK, CS-C24KK and CS-C28KK Stop Manual Normal Auto Hi-90 Manual Me-90 Quiet CLo-90 Auto Hi-100 Me-100 Manual Powerful Auto Manual Normal Auto Manual Quiet Auto • Auto Fan Speed during cooling operation: Indoor fan will rotate alternately between off and on as shown in below diagram. At the beginning of each compressor starts operation, indoor fan speed increases gradually for deodorizing purpose.
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Page 52: Outdoor Fan Speed Control
• Auto Fan Speed during Soft Dry operation. Indoor fan will rotate alternately between off and Lo-. At the beginning of each compressor starts operation, indoor fan will increase fan speed gradually for deodorizing purpose. When compressor turned off for 6 minutes, indoor fan will start at Lo- to circulate the air in the room. This is to obtain the actual reading of intake air temperature. - Page 53 For CS-C18KK, CS-C24KK and CS-C28KK Horizontal Upper limit/0° Closing Upper limit for cooling mode position 28° and soft dry mode/17° / 148° Swing up and down Lower limit for cooling mode and soft dry mode/45° 12.6.2 Manual Control • When the vertical airflow direction is set to Manual using the remote control, the automatic airflow is released and the airflow direction louver move up and down in the range shown in the diagram.
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Page 54: Horizontal Airflow Direction Control
12.7 Horizontal Airflow Direction Control For CS-C9KK and CS-C12KK, the horizontal airflow direction louver can be adjusted manually by hand. For CS-C18KK, CS-C24KK and CS-C28KK the horizontal airflow direction louver are as following. 12.7.1 Auto Control • When the horizontal airflow is set to Auto using the remote control, the vanes swings left and right as shown in the diagram. -
Page 55: Quiet Operation
12.9 Quiet Operation (For Cooling Operation or cooling region of Soft Dry Operation) • To provide quiet cooling operation condition. • Once the Quiet Operation is set at the remote control, the Quiet LED illuminated. The sound level will reduce around 2dB(A) for Lo fan speed or 3dB(A) for Hi/Me fan speed against the present operation sound level. -
Page 56: Timer Control
12.10 Timer Control 12.10.1 ON Timer • When the ON Timer is set by using the remote control, the unit will start to operate slightly before the set time, so that the room will reach nearly to the set temperature by the set time. •... -
Page 57: Patrol Operation
12.13 Patrol Operation • To monitor air dirtiness level by using Patrol sensor and to maintain air freshness by activates e-ion operation • Patrol operation starts condition When the unit operation is started with “OFF/ON” button When the unit stops, “Patrol” operation is selected, Patrol individual operation will start. During cooling only operation, “Patrol”... - Page 58 • Patrol Sensor Control First 2 minutes from Patrol function activates is stabilization time, during stabilization time, no air dirtiness level is monitored. The Air Dirtiness level is set to Clean, Patrol LED turns blue color. After that, Patrol sensor starts to record the resistance value at fixed interval. Higher resistance value indicates cleaner air.
- Page 59 • Airflow direction (Horizontal, Vertical) Control During any operation mode combines with Patrol operation, airflow direction follows respective operation mode. During Patrol individual operation if e-ion starts, only Auto Air Swing is allowed. Even if “Air Swing” button is pressed, no signal is sent to air conditioner, and no change on LCD display. During Patrol individual operation if e-ion stops, Airflow direction louver closed.
- Page 60 • Patrol Operation Demo Mode Patrol Operation Demo Mode start condition Press “Set” button continuously for 15 seconds by using pointer during Air Conditioner is OFF condition to enter internal setting mode. Press “Timer Decrement" button to select “Pt demo”. Press “Timer Set”...
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Page 61: E-Ion Operation
12.14 E-ion operation • This operation provides clean air by producing negative ions to attract dust captured at the positively charged active e-ion filters. • e-ion operation start condition During unit running at any operation mode, if “e-ion” operation is selected, combination operation (operation mode + e-ion operation) starts. - Page 62 • e-ion Check Mode e-ion abnormality check mode Purpose is to improve sensor serviceability when sensor is malfunction. (1) Control starting condition When all of the conditions are formed Not in Patrol Demo mode. e-ion operation ON. When e-ion check mode signal is received; the procedure of selection is as shown: •...
- Page 63 • Error Detection Control When e-ion indicator blink, it indicates error listed below: Active e-ion Air Purifying system PCB main connector open: Judgment Method • During e-ion operation (include during Patrol operation), Active e-ion Air Purifying system main connector to PCB is opened. Troubleshooting Methods •...
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Page 64: Eco Patrol Operation
12.15 ECO Patrol Operation • A Pyoelectric infrared sensor is used to detect injection strength variation of infrared at setting area to determine the presence or absence of human and its activity level. Human detection area is shown in figure below: •... - Page 65 • ECO Patrol Demo Mode Press “Set” button continuously for 15 seconds by using pointer during Air Conditioner is OFF condition to enter internal setting mode. Press “Timer Decrement" button to select “EC demo”. Press “Timer Set” button to toggle ECO Patrol Demo mode. •...
- Page 66 • During ECO Patrol operation, the internal setting temperature and fan speed are adjusted in order to provide comfort and energy saving. • ECO Patrol Start condition. Press ECO Patrol button to select ECO1 and ECO2. • ECO Patrol Stop condition. Press ECO Patrol button again.
- Page 67 • ECO Patrol Sensor abnormality check mode • Purpose is to improve sensor serviceability when sensor is malfunction. (1) Control starting condition When all of the conditions are formed Not in ECO Patrol Demo mode. ECO Patrol mode ON. When ECO Patrol sensor check mode signal is received; the procedure of selection is as shown: •...
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Page 68: Protection Control
13. Protection Control 13.1 Restart Control (Time Delay Safety Control) • When the thermo-off temperature (temperature which compressor stops to operate) is reach during:- Cooling operation – the compressor stops for 3 minutes (minimum) before resume operation. Soft Dry operation – the compressor stops for 6 minutes (minimum) before resume operation. •... -
Page 69: Freeze Prevention Control
13.5 Freeze Prevention Control • To protect indoor heat exchanger from freezing and to prevent higher volume of refrigerant in liquid form return to compressor. • This control will activate when temperature of indoor heat exchanger falls below 2°C continuously for more than 4 minutes and compressor turn off. -
Page 70: Dew Prevention Control
13.7 Dew Prevention Control • To prevent dew formation at indoor unit discharge area. • This control starts if: Cooling mode or Quiet mode is activated. Remote Control setting temperature is less than 25°C. Fan speed is at CLo or QLo. Room temperature is constant (±1°C) for 30 minutes. -
Page 71: Servicing Mode
14. Servicing Mode 14.1 Auto OFF/ON Button Auto OFF/ON Auto OFF/ON Auto OFF/ON Button Pressed Button Pressed Button Pressed 5 sec 5 sec Auto Operation Test Run Operation Stop Various Setting Mode Stop (Forced Cooling Operation) AUTO OPERATION MODE The Auto Operation will be activated immediately once the Auto OFF/ON button is pressed. This operation can be used to operate air conditioner with limited function if remote control is misplaced or malfunction. -
Page 72: Remote Control Button
14.2 Remote Control Button 14.2.1 SET Button • To check current remote control transmission code and store the transmission code to EEPROM: Press “Set” button for more than 10 seconds Press “Timer Set” button until a “beep” sound is heard as confirmation of transmission code change. •... -
Page 73: Troubleshooting Guide
15. Troubleshooting Guide 15.1 Refrigeration cycle system In order to diagnose malfunctions, ensure the air conditioner is free Normal Pressure and Outlet Air Temperature (Standard) from electrical problems before inspecting the refrigeration cycle. Gas Pressure Outlet air Temperature Such problems include insufficient insulation, problem with the (kg/cm (°C) power source, malfunction of a compressor and a fan. -
Page 74: Diagnosis Methods Of A Malfunction Of A Compressor
15.1.1 Relationship between the condition of the air conditioner and pressure and electric current Cooling Mode Condition of the air conditioner Low Pressure High Pressure Electric current during operation Insufficient refrigerant (gas leakage) Clogged capillary tube or strainer Short circuit in the indoor unit Heat radiation deficiency of the outdoor unit Inefficient compression... -
Page 75: Disassembly And Assembly Instructions
High Voltage is generated in the electrical parts area by the capacitor. Ensure that the capacitor has discharged sufficiently before proceeding with repair work. Failure to heed this caution may result in electric shocks. 16.1 CS-C9KKV CS-C12KKV 16.1.1 Indoor Electronic Controllers, Cross Flow Fan and Indoor Fan Motor Removal Procedures 16.1.1.1... - Page 76 Figure 3 Figure 4 Figure 5 16.1.1.3 To remove discharge grille Figure 6...
- Page 77 16.1.1.4 To remove control board Figure 7 16.1.1.5 To remove cross flow fan and indoor fan motor Figure 8 Figure 9...
- Page 78 Figure 10 Figure 11...
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Page 79: Cs-C18Kkv Cs-C24Kkv
WARNING High Voltage is generated in the electrical parts area by the capacitor. Ensure that the capacitor has discharged sufficiently before proceeding with repair work. Failure to heed this caution may result in electric shocks. 16.2 CS-C18KKV CS-C24KKV 16.2.1 Indoor Electronic Controllers, Cross Flow Fan and Indoor Fan Motor Removal Procedures 16.2.1.1 To remove front grille... - Page 80 16.2.1.3 To remove power electronic controller Figure 14 Figure 15 Figure 16 Figure 17...
- Page 81 16.2.1.4 To remove discharge grille Figure 18 16.2.1.5 To remove control board Figure 19 16.2.1.6 To remove cross flow fan and indoor fan motor Figure 20...
- Page 82 Figure 21 Figure 22 Figure 23...
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Page 83: Cs-C28Kkv
WARNING High Voltage is generated in the electrical parts area by the capacitor. Ensure that the capacitor has discharged sufficiently before proceeding with repair work. Failure to heed this caution may result in electric shocks. 16.3 CS-C28KKV 16.3.1 Indoor Electronic Controllers, Cross Flow Fan and Indoor Fan Motor Removal Procedures 16.3.1.1 To remove front grille... - Page 84 16.3.1.3 To remove power electronic controller Figure 26 Figure 24 Figure 25 Figure 27...
- Page 85 16.3.1.4 To remove discharge grille Figure 28 16.3.1.5 To remove control board Figure 29 16.3.1.6 To remove cross flow fan and indoor fan motor Figure 30...
- Page 86 Figure 31 Figure 32 Figure 33...
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Page 87: Technical Data
17. Technical Data 17.1 Operation Characteristics 17.1.1 CS-C9KKV CU-C9KKV • Cooling Characteristic Room temperature: 27°C (DBT), 19°C (WBT) Operation condition: High fan speed Piping length: 7.5m 220V 4.20 4.10 4.00 3.90 3.80 3.70 3.60 Outdoor Temperature (ºC) 220V 0.560 0.550 0.540 0.530 0.520... - Page 88 • Piping Length Characteristic Outdoor temperature: 35°C (DBT), 24°C (WBT) Operation condition: High fan speed Piping length: 7.5m 220V 3.98 3.96 3.94 3.92 3.90 3.88 3.86 Piping Length (m) 220V 0.560 0.555 0.550 0.545 0.540 0.535 0.530 Piping Length (m) 220V 2.70 2.68...
- Page 89 17.1.2 CS-C12KKV CU-C12KKV • Cooling Characteristic Room temperature: 27°C (DBT), 19°C (WBT) Operation condition: High fan speed Piping length: 7.5m 220V 5.70 5.50 5.30 5.10 4.90 Outdoor Temperature (ºC) 220V 0.550 0.540 0.530 0.520 0.510 Outdoor Temperature (ºC) 220V 3.90 3.70...
- Page 90 • Piping Length Characteristic Outdoor temperature: 35°C (DBT), 24°C (WBT) Operation condition: High fan speed Piping length: 7.5m 220V 5.45 5.40 5.35 5.30 5.25 Piping Length (m) 220V 0.550 0.545 0.540 0.535 0.530 0.525 0.520 Piping Length (m) 220V 3.65 3.60 3.55 3.50...
- Page 91 17.1.3 CS-C18KKV CU-C18KKV • Cooling Characteristic Room temperature: 27°C (DBT), 19°C (WBT) Operation condition: High fan speed Piping length: 7.5m 220V 8.60 8.40 8.20 8.00 7.80 7.60 7.40 Outdoor Temperature (ºC) 220V 0.480 0.470 0.460 0.450 0.440 Outdoor Temperature (ºC) 220V 5.70 5.50...
- Page 92 • Piping Length Characteristic Outdoor temperature: 35°C (DBT), 24°C (WBT) Operation condition: High fan speed Piping length: 7.5m 220V 8.10 8.00 7.90 7.80 7.70 7.60 7.50 7.40 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 Piping Length (m) 220V 0.480...
- Page 93 17.1.4 CS-C24KKV CU-C24KKV • Cooling Characteristic Room temperature: 27°C (DBT), 19°C (WBT) Operation condition: High fan speed Piping length: 7.5m 220V 13.00 12.50 12.00 11.50 11.00 Outdoor Temperature (ºC) 220V 0.410 0.400 0.390 0.380 0.370 0.360 Outdoor Temperature (ºC) 220V 7.60 7.40 7.20...
- Page 94 • Piping Length Characteristic Outdoor temperature: 35°C (DBT), 24°C (WBT) Operation condition: High fan speed Piping length: 7.5m 220V 12.20 12.00 11.80 11.60 11.40 11.20 11.00 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 Piping Length (m) 220V 0.400...
- Page 95 17.1.5 CS-C28KKV CU-C28KKV • Cooling Characteristic Room temperature: 27°C (DBT), 19°C (WBT) Operation condition: High fan speed Piping length: 7.5m 220V 17.50 17.00 16.50 16.00 15.50 15.00 14.50 Outdoor Temperature (ºC) 220V 0.430 0.420 0.410 0.400 0.390 0.380 Outdoor Temperature (ºC) 220V 9.00 8.80...
- Page 96 • Piping Length Characteristic Outdoor temperature: 35°C (DBT), 24°C (WBT) Operation condition: High fan speed Piping length: 7.5m 220V 16.20 15.70 15.20 14.70 14.20 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 Piping Length (m) 220V 0.420...
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Page 97: Exploded View And Replacement Parts List
18. Exploded View and Replacement Parts List 18.1 Indoor Unit 18.1.1 CS-C9KKV CS-C12KKV Note The above exploded view is for the purpose of parts disassembly and replacement. The non-numbered parts are not kept as standard service parts. - Page 98 REF. PART NAME & DESCRIPTION CS-C9KKV CS-C12KKV REMARK CHASSY COMPLETE CWD50C1653 ← FAN MOTOR CWA921420 ← CROSS FLOW FAN COMPLETE CWH02C1076 ← BEARING ASS’Y CWH64K007 ← SCREW - CROSS FLOW FAN CWH551146 ← GENERATOR COMPLETE CWH94C0028 ← EVAPORATOR CWB30C2969 CWB30C2850...
- Page 99 OPERATING INSTRUCTION CWF567101 ← INSTALLATION INSTRUCTION CWF614310 ← INSTALLATION INSTRUCTION CWF614311 ← INSTALLATION INSTRUCTION CWF614312 ← COVER FOR RECEIVER(BOTTOM) CWD933209 ← COVER FOR RECEIVER(UPPER) CWD933022 ← P.S. CORD CO. CWA20C2827 ← (Note) • All parts are supplied from PHAAM, Malaysia (Vendor Code: 00029488). •...
- Page 100 18.1.2 CS-C18KKV CS-C24KKV CS-C28KKV Note The above exploded view is for the purpose of parts disassembly and replacement. The non-numbered parts are not kept as standard service parts.
- Page 101 REF. PART NAME & DESCRIPTION CS-C18KKV CS-C24KKV REMARK CHASSY COMPLETE CWD50C1654 ← FAN MOTOR L6CBYYYL0037 L6CBYYYL0039 CROSS FLOW FAN COMPLETE CWH02C1077 ← BEARING ASS’Y CWH64K007 ← SCREW - CROSS FLOW FAN CWH551146 ← ION GENERATOR CWH94C0028 ← EVAPORATOR CWB30C2772 CWB30C2774 FLARE NUT (LIQUID) CWT251026 ←...
- Page 102 DRAIN HOSE CWH851173 ← BAG COMPLETE - INSTALLATION SCREW CWH82C1705 ← INSTALLATION PLATE CWH361098 ← FULCRUM CWH621103 ← OPERATING INSTRUCTION CWF567101 ← INSTALLATION INSTRUCTION CWF614310 ← INSTALLATION INSTRUCTION CWF614311 ← INSTALLATION INSTRUCTION CWF614312 ← POWER SUPPLY CORD-COMPLETE CWA20C2829 CWA20C2836 (Note) •...
- Page 103 REF. PART NAME & DESCRIPTION CS-C28KKV REMARK CHASSY COMPLETE CWD50C1654 FAN MOTOR L6CBYYYL0039 CROSS FLOW FAN COMPLETE CWH02C1077 BEARING ASS’Y CWH64K007 SCREW - CROSS FLOW FAN CWH551146 ION GENERATOR CWH94C0028 EVAPORATOR CWB30C2777 FLARE NUT (LIQUID) CWT251026 FLARE NUT (GAS) CWT251036 E-ION AIR PURIFYING SYSTEM CWD93C1090 HOLDER SENSOR...
- Page 104 DRAIN HOSE CWH851173 BAG COMPLETE - INSTALLATION SCREW CWH82C1705 INSTALLATION PLATE CWH361098 FULCRUM CWH621103 OPERATING INSTRUCTION CWF567101 INSTALLATION INSTRUCTION CWF614310 INSTALLATION INSTRUCTION CWF614311 INSTALLATION INSTRUCTION CWF614312 POWER SUPPLY CORD-COMPLETE CWA20C2836 (Note) • All parts are supplied from PHAAM, Malaysia (Vendor Code: 00029488). “O”...
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Page 105: Outdoor Unit
18.2 Outdoor Unit 18.2.1 CU-C9KKV Note The above exploded view is for the purpose of parts disassembly and replacement. The non-numbered parts are not kept as standard service parts. - Page 106 18.2.2 CU-C12KKV Note The above exploded view is for the purpose of parts disassembly and replacement. The non-numbered parts are not kept as standard service parts.
- Page 107 REF. PART NAME & DESCRIPTION CU-C9KKV CU-C12KKV REMARK CHASSY ASS’Y CWD50K2107 CWD50K2071 SOUND PROOF MATERIAL CWG302254 CWG302110 FAN MOTOR BRACKET CWD541075 CWD541030 SCREW - FAN MOTOR BRACKET CWH551217 ← FAN MOTOR CWA951562 CWA951329J SCREW - FAN MOTOR MOUNT CWH55406J ← PROPELLER FAN ASS’Y CWH03K1020 CWH03K1006...
- Page 108 18.2.3 CU-C18KKV Note The above exploded view is for the purpose of parts disassembly and replacement. The non-numbered parts are not kept as standard service parts.
- Page 109 REF. PART NAME & DESCRIPTION CU-C18KKV REMARK CHASSY ASS’Y CWD50K2115 SOUND PROOF MATERIAL CWG302278 FAN MOTOR BRACKET CWD541065 SCREW - FAN MOTOR BRACKET CWH551217 FAN MOTOR CWA951401J SCREW - FAN MOTOR MOUNT CWH55252J PROPELLER FAN ASS’Y CWH03K1017 NUT - PROPELLER FAN CWH561038J COMPRESSOR 2KS252F5AA04...
- Page 110 18.2.4 CU-C24KKV Note The above exploded view is for the purpose of parts disassembly and replacement. The non-numbered parts are not kept as standard service parts.
- Page 111 18.2.5 CU-C28KKV Note The above exploded view is for the purpose of parts disassembly and replacement. The non-numbered parts are not kept as standard service parts.
- Page 112 REF. PART NAME & DESCRIPTION CU-C24KKV CU-C28KKV REMARK CHASSY ASS’Y CWD50K2100 ← SOUND PROOF MATERIAL CWG302230 FAN MOTOR BRACKET CWD541065 CWD541055 SCREW - FAN MOTOR BRACKET CWH551217 ← FAN MOTOR CWA951399J CWA951357J SCREW - FAN MOTOR MOUNT CWH55252J ← PROPELLER FAN ASS’Y CWH03K1017 ←...