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Panasonic CS-HE9JKE Service Manual
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Panasonic CS-HE9JKE Service Manual

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TABLE OF CONTENTS

1 Safety Precautions----------------------------------------------- 3
2 Specifications ----------------------------------------------------- 5
3 Features ------------------------------------------------------------11
4.1. Product Overview-----------------------------------------12
5 Dimensions--------------------------------------------------------13
5.1. Indoor Unit--------------------------------------------------13
5.2. Outdoor Unit -----------------------------------------------14
6 Refrigeration Cycle Diagram --------------------------------15
7 Block Diagram----------------------------------------------------16
8 Wiring Connection Diagram --------------------------------17
8.1. Indoor Unit--------------------------------------------------17
8.2. Outdoor Unit -----------------------------------------------18
9 Electronic Circuit Diagram -----------------------------------19
9.1. Indoor Unit--------------------------------------------------19
CS-HE9JKE CU-HE9JKE
CS-HE12JKE CU-HE12JKE
PAGE
9.2. Outdoor Unit----------------------------------------------- 20
10 Printed Circuit Board ------------------------------------------ 21
10.1. Indoor Unit ------------------------------------------------- 21
10.2. Outdoor Unit----------------------------------------------- 22
11 Installation Instruction ---------------------------------------- 23
11.1. Select The Best Location ------------------------------ 23
11.3. Indoor Unit ------------------------------------------------- 24
11.4. Outdoor Unit----------------------------------------------- 27
12 Operation and Control ---------------------------------------- 30
12.1. Basic Function -------------------------------------------- 30
12.2. Indoor Fan Motor Operation--------------------------- 31
12.3. Outdoor Fan Motor Operation ------------------------ 32
12.4. Airflow Direction Control-------------------------------- 33
© Panasonic HA Air-Conditioning (M) Sdn. Bhd. 2009.
Unauthorized copying and distribution is a violation of law.
Order No. PHAAM0810076C2
Air Conditioner
PAGE

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Summary of Contents for Panasonic CS-HE9JKE

  • Page 1: Table Of Contents

    8.2. Outdoor Unit -----------------------------------------------18 12.3. Outdoor Fan Motor Operation ------------------------ 32 9 Electronic Circuit Diagram -----------------------------------19 12.4. Airflow Direction Control-------------------------------- 33 9.1. Indoor Unit--------------------------------------------------19 © Panasonic HA Air-Conditioning (M) Sdn. Bhd. 2009. Unauthorized copying and distribution is a violation of law.
  • Page 2 12.5. Quiet operation (Cooling Mode/Cooling area of Dry Mode)----------------------------------------------- 35 12.6. Quiet operation (Heating) ------------------------------ 36 12.7. Powerful Operation -------------------------------------- 36 12.8. Timer Control---------------------------------------------- 37 12.9. Auto Restart Control------------------------------------- 37 12.10. Indication Panel------------------------------------------- 37 12.11. +8/10°C Heat Operation-------------------------------- 38 13 Protection Control ---------------------------------------------- 39 13.1.

  • 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 18. For R410A models, when connecting the piping, do not use any existing (R22) pipes and flare nuts. Using such same may cause abnormally highpressure in the refrigeration cycle (piping), and possibly result in explosion and injury. Use only R410A materials.

  • Page 5: Specifications

    2 Specifications INDOOR CS-HE9JKE MODEL OUTDOOR CU-HE9JKE Performance Test Condition EUROVENT Phase, Hz Single, 50 Power Supply Min. Mid. Max. 0.60 2.60 3.00 Capacity BTU/h — — — Kcal/h 2240 2580 Running Current — — Input Power Annual Consumption —...
  • Page 6 INDOOR CS-HE9JKE MODEL OUTDOOR CU-HE9JKE Type Propeller Fan Material Motor Type Induction (6-poles) Input Power — Output Power Cool Speed Heat Moisture Removal L/h (Pt/h) 1.6 (3.4) Cool 4.2 (148) /min (ft /min) Heat 5.3 (187) /min (ft /min) Cool 5.4 (190)
  • Page 7 INDOOR CS-HE9JKE MODEL OUTDOOR CU-HE9JKE Dry Bulb Wet Bulb Maximum Cooling Minimum Maximum — Indoor Operation Range Heating Minimum — Maximum — +8/10°C HEAT Minimum — Maximum Cooling Minimum Maximum Outdoor Operation Range Heating Minimum — Maximum — — +8/10°C...
  • Page 8 INDOOR CS-HE12JKE MODEL OUTDOOR CU-HE12JKE Performance Test Condition EUROVENT Phase, Hz Single, 50 Power Supply Min. Mid. Max. 0.60 3.50 4.00 Capacity BTU/h — — — Kcal/h 3010 3440 Running Current — — Input Power 1.05k Annual Consumption — — 5.00 4.12 3.81...
  • Page 9 INDOOR CS-HE12JKE MODEL OUTDOOR CU-HE12JKE Type Propeller Fan Material Motor Type Induction (6-poles) Input Power — Output Power Cool Speed Heat Moisture Removal L/h (Pt/h) 2.0 (4.2) Cool 5.1 (180) /min (ft /min) Heat 6.7 (237) /min (ft /min) Cool 6.3 (222) /min (ft /min)
  • Page 10 INDOOR CS-HE12JKE MODEL OUTDOOR CU-HE12JKE Dry Bulb Wet Bulb Maximum Cooling Minimum Maximum — Indoor Operation Range Heating Minimum — Maximum — +8/10°C HEAT Minimum — Maximum Cooling Minimum Maximum Outdoor Operation Range Heating Minimum — Maximum — — +8/10°C HEAT Minimum —...

  • Page 11: Features

    3 Features • Inverter Technology - Wider output power range - Energy saving - More precise temperature control • 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 •...

  • Page 12: Location Of Controls And Components

    4 Location of Controls and Components 4.1. Product Overview 4.1.1. Indoor Unit 4.1.2. Outdoor Unit 4.1.3. Remote Control...

  • Page 13: Dimensions

    5 Dimensions 5.1. Indoor Unit...

  • Page 14: Outdoor Unit

    5.2. Outdoor Unit...

  • Page 15: Refrigeration Cycle Diagram

    6 Refrigeration Cycle Diagram...

  • Page 16: Block Diagram

    7 Block Diagram...

  • Page 17: Wiring Connection Diagram

    8 Wiring Connection Diagram 8.1. Indoor Unit...

  • Page 18: Outdoor Unit

    8.2. Outdoor Unit...

  • Page 19: Electronic Circuit Diagram

    9 Electronic Circuit Diagram 9.1. Indoor Unit...

  • Page 20: Outdoor Unit

    9.2. Outdoor Unit...

  • Page 21: Printed Circuit Board

    10 Printed Circuit Board 10.1. Indoor Unit 10.1.1. Main Printed Circuit Board 10.1.2. Indicator Panel...

  • Page 22: Outdoor Unit

    10.2. Outdoor Unit 10.2.1. Main Printed Circuit Board...

  • Page 23: Installation Instruction

    11 Installation Instruction 11.1. Select The Best Location 11.2. Indoor/Outdoor Unit INDOOR UNIT Installation Diagram • There should not be any heat source or steam near the unit. • There should not be any obstacles blocking the air circulation. • A place where air circulation in the room is good. •...

  • Page 24: Indoor Unit

    11.3. Indoor Unit 11.3.1. HOW TO FIX INSTALLATION PLATE 11.3.2. TO DRILL A HOLE IN THE WALL INSTALL SLEEVE The mounting wall is strong and solid enough to prevent it from the vibration. PIPING 1. Insert the piping sleeve to the hole. 2.
  • Page 25 3. For the embedded piping (This can be used for left rear piping and left bottom piping also.)

  • Page 26: Connect The Cable To The Indoor Unit

    11.3.4. CONNECT THE CABLE TO THE INDOOR UNIT 1. The inside and outside connecting cable can be connected without removing the front grille. 2. Connecting cable between indoor unit and outdoor unit shall be approved polychloroprene sheathed 4 x 1.5 mm flexible cord, type designation 245 IEC 57 or heavier cord.

  • Page 27: Outdoor Unit

    11.4. Outdoor Unit 11.4.1. INSTALL THE OUTDOOR UNIT • After selecting the best location, start installation according to Indoor/Outdoor Unit Installation Diagram. 1. Install at least 40 cm above the ground. Do not install the unit on the floor. 2. Fix the unit on concrete or rigid frame firmly and horizontally by bolt (ø10 mm).

  • Page 28: Evacuation Of The Equipment

    11.4.3. EVACUATION OF THE EQUIPMENT WHEN INSTALLING AN AIR CONDITIONER, BE SURE TO EVACUATE THE AIR INSIDE THE INDOOR UNIT AND PIPES in the following procedure. 1. Connect a quick-coupling charging hose to the Low and High sides of a charging set and to the service port of the 3-way valve.

  • Page 29: Connect The Cable To The Outdoor Unit

    11.4.4. CONNECT THE CABLE TO THE OUTDOOR UNIT 1. Remove the control board cover from the unit by loosening the screw. 2. Cable connection to the power supply through Isolating Devices (Disconnecting means). • Connect approved type polychloroprene sheathed power supply cord 3 x 1.5 mm (1.0 ~ 1.5HP) type designation 245 IEC 57 or heavier cord to the terminal board, and connect the others end of the cord to...

  • Page 30: Operation And Control

    12 Operation and Control 12.1. Basic Function Inverter control, which equipped with a microcomputer in determining the most suitable operating mode as time passes, automatically adjusts output power for maximum comfort always. In order to achieve the suitable operating mode, the microcomputer maintains the set temperature by measuring the temperature of the environment and performing temperature shifting.

  • Page 31: Indoor Fan Motor Operation

    12.1.4. Automatic Operation • This mode can be set using remote control and the operation is decided by remote control setting temperature, remote control operation mode, indoor intake air temperature and outdoor air temperature. • During operation mode judgment, indoor fan motor (with speed of Lo-) and outdoor fan motor are running for 30 seconds to detect the indoor intake and outdoor air temperature.

  • Page 32: Outdoor Fan Motor Operation

    [Heating] • According to indoor pipe temperature, automatic heating fan speed is determined as follows. B. Feedback control • Immediately after the fan motor started, feedback control is performed once every second. • During fan motor on, if fan motor feedback 2550 rpm or <...

  • Page 33: Airflow Direction Control

    12.4. Airflow Direction Control 12.4.1. Horizontal and Vertical Directions Vertical louver is controlled by remote control: the Vertical Airflow Direction button on the remote controller and by each operation mode, as shown in the table below. Cooling Operation Mode Manual Operation Vertical Automatic Operation Powerful-ON •...
  • Page 34 Heating Operation Mode Manual Operation Vertical Automatic Operation Power-ON 1. When heat exchanger temperature is less 1. When heat exchanger temperature is less than 32°C. than 32°C. 2. When heat exchanger temperature is 2. Quick Heating Operation • Five-level setting is possible with the remote between 32°C and 56°C.

  • Page 35: Quiet Operation (Cooling Mode/Cooling Area Of Dry Mode)

    12.4.2. Horizontal Airflow Direction Control Operation Horizontal Automatic Operation Operation for 5 min. after Powerful-ON or Mode the Neural Control is stabilized. Cooling • The louver horizontally swings at a fixed cycle. Horizontal Automatic Operation Operation for 5 min. after Powerful-ON •...

  • Page 36: Quiet Operation (Heating)

    C. Control contents 1. Auto fan speed is changed from normal setting to quiet setting of respective fan speed. This is to reduce sound of Hi, Me, Lo for 3dB. 2. Manual fan speed for quiet operation is -1 step from setting fan speed. 12.6.

  • Page 37: Timer Control

    12.8. Timer Control 12.8.1. ON Timer Control • ON timer can be set using remote control, the unit with timer set will start operate earlier than the setting time. This is to provide a comfortable environment when reaching the set ON time. •...

  • Page 38: 8/10°C Heat Operation

    12.11. +8/10 C Heat Operation ° • +8/10°C Heat operation provides heating at low setting temperature in unoccupied houses during winter for the purpose of protecting equipments or housing appliances which may be destroyed by the extreme cold weather. • This operation can be ON by pressing the +8/10°C heat button on the remote control. •...

  • Page 39: Protection Control

    13 Protection Control 13.1. Protection Control For All Operations 13.1.1. Time Delay Safety Control 1. The compressor will not starts for 3 minutes after stop of the operation. 2. This control is not applicable if the power supply is cut off and on again or after 4-way valve deices condition. 13.1.2.
  • Page 40 13.1.5. Compressor Overheating Prevention Control Instructed frequency for compressor operation will be regulated by compressor discharge temperature. The changes of frequency are as below figure. If compressor discharge temperature exceeds 110°C, compressor will stop, occurs 4 times per 20 minutes, timer LED will be blinking.

  • Page 41: Protection Control For Cooling

    13.2. Protection Control For Cooling 13.2.1. Outdoor Air Temperature Control • The compressor operating frequency is regulated in accordance to the outdoor air temperature as shown in the diagram below. • This control will begin 1 minute after the compressor starts. 13.2.2.

  • Page 42: Protection Control For Heating Operation

    13.3. Protection Control For Heating Operation 13.3.1. Intake Air Temperature Control Compressor will operate at Max frequency if below condition occur: 1. When the indoor intake air temperature is 30°C or above. 13.3.2. Outdoor Air Temperature Control • The maximum current value is regulated when the outdoor air temperature rises above 14°C in order to avoid compressor over- loading.

  • Page 43: Servicing Mode

    14 Servicing Mode 14.1. Auto OFF/ON Button 1. 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. 2.

  • Page 44: Remote Control Button

    14.2. Remote Control Button 14.2.1. SET BUTTON • To check remote control transmission code and store the transmission code to EEPROM. - Press “SET” button for more than seconds by using pointer. - Press “TIMER SET” button until a “beep” sound is heard as confirmation of transmission code changed. •...

  • Page 45: Troubleshooting Guide

    15 Troubleshooting Guide 15.1. Refrigeration Cycle System In order to diagnose malfunctions, make sure that there are no electrical problems before inspecting the refrigeration cycle. Such problems include insufficient insulation, problem with the power source, malfunction of a compressor and a fan. The normal outlet air temperature and pressure of the refrigeration cycle depends on various conditions, the standard values for them are shown in the table on the right.
  • Page 46 15.1.1. Relationship between the condition of the air conditioner and pressure and electric current Cooling Mode Heating Mode Condition of the air Electric current Electric current Low Pressure High Pressure Low Pressure High Pressure conditioner during operating during operating Insufficient refrigerant (gas leakage) Clogged capillary tube or Strainer...

  • Page 47: Breakdown Self Diagnosis Function

    15.2. Breakdown Self Diagnosis Function 15.2.1. Self Diagnosis Function (Three Digits Alphanumeric Code) 7. The breakdown diagnosis mode will be canceled unless • Once abnormality has occurred during operation, the unit pressing the CHECK button continuously for 5 seconds or will stop its operation, and Timer LED blinks.

  • Page 48: Error Codes Table

    15.3. Error Codes Table Diagnosis Abnormality Emergency Primary location to verify Abnormality / Protection control display Judgement operation No abnormality detected — Normal operation Indoor / outdoor abnormal > 1 min after starting Indoor fan operation • Internal / external cable connections communication operation only...

  • Page 49: Self-Diagnosis Method

    15.4. Self-diagnosis Method 15.4.1. H11 (Indoor/Outdoor Abnormal Communication) Malfunction Decision Conditions During startup and operation of cooling and heating, the data received from outdoor unit in indoor unit signal transmission is checked whether it is normal. Malfunction Caused • Faulty indoor unit PCB. •...
  • Page 50 15.4.2. H12 (Indoor/Outdoor Capacity Rank Mismatched) Malfunction Decision Conditions During startup, error code appears when different types of indoor and outdoor units are interconnected. Malfunction Caused • Wrong models interconnected. • Wrong indoor unit or outdoor unit PCBs mounted. • Indoor unit or outdoor unit PCBs defective. •...
  • Page 51 15.4.3. H14 (Indoor Intake Air Temperature Sensor Abnormality) Malfunction Decision Conditions During startup and operation of cooling and heating, the temperatures detected by the indoor intake air temperature sensor are used to determine sensor errors. Malfunction Caused • Faulty connector connection. •...
  • Page 52 15.4.4. H15 (Compressor Temperature Sensor Abnormality) Malfunction Decision Conditions During startup and operation of cooling and heating, the temperatures detected by the outdoor compressor temperature sensor are used to determine sensor errors. Malfunction Caused • Faulty connector connection. • Faulty sensor. •...
  • Page 53 15.4.5. H16 (Outdoor Current Transformer Open Circuit) Malfunction Decision Conditions A current transformer (CT) is detected by checking the compressor running frequency ( rated frequency) and CT detected input current (less than 0.65A) for continuously 20 seconds. Malfunction Caused • CT defective •...
  • Page 54 15.4.6. H19 (Indoor Fan Motor - DC Motor Mechanism Locked) Malfunction Decision Conditions The rotation speed detected by the Hall IC during fan motor operation is used to determine abnormal fan motor (feedback of rotation > 2550rpm or < 50rpm) Malfunction Caused •...
  • Page 55 15.4.7. H23 (Indoor Pipe Temperature Sensor Abnormality) Malfunction Decision Conditions During startup and operation of cooling and heating, the temperatures detected by the indoor heat exchanger temperature sensor are used to determine sensor errors. Malfunction Caused • Faulty connector connection. •...
  • Page 56 15.4.8. H25 (e-ion Air Purifying System Abnormal) Malfunction Decision Conditions During standby of cooling and heating operation, e-ion breakdown occurs and air conditioner stops operation. Malfunction Caused • Faulty indoor main PCB. • Faulty indoor e-ion power module. Troubleshooting...
  • Page 57 15.4.9. H27 (Outdoor Air Temperature Sensor Abnormality) Malfunction Decision Conditions During startup and operation of cooling and heating, the temperatures detected by the outdoor air temperature sensor are used to determine sensor errors. Malfunction Caused • Faulty connector connection. • Faulty sensor. •...
  • Page 58 15.4.10. H28 (Outdoor Pipe Temperature Sensor Abnormality) Malfunction Decision Conditions During startup and operation of cooling and heating, the temperatures detected by the outdoor pipe temperature sensor are used to determine sensor errors. Malfunction Caused • Faulty connector connection. • Faulty sensor. •...
  • Page 59 15.4.11. H30 (Compressor Discharge Temperature Sensor Abnormality) Malfunction Decision Conditions During startup and operation of cooling and heating, the temperatures detected by the outdoor discharge pipe temperature sensor are used to determine sensor errors. Malfunction Caused • Faulty connector connection. •...
  • Page 60 15.4.12. H33 (Unspecified Voltage between Indoor and Outdoor) Malfunction Decision Conditions The supply power is detected for its requirement by the indoor/outdoor transmission. Malfunction Caused • Wrong models interconnected. • Wrong indoor unit and outdoor unit PCBs used. • Indoor unit or outdoor unit PCB defective. Troubleshooting...
  • Page 61 15.4.13. H58 (Patrol Sensor Abnormality) Malfunction Decision Conditions • If Patrol sensor feedback is 0V or 5V continuous for 6 hours. • Error will display only when the Patrol operation is ON. Malfunction Caused • Faulty connector connection. • Faulty Patrol sensor. Troubleshooting...
  • Page 62 15.4.14. H97 (Outdoor Fan Motor - DC Motor Mechanism Locked) Malfunction Decision Conditions The rotation speed detected by the Hall IC during fan motor operation is used to determine abnormal fan motor. Malfunction Caused • Operation stops due to short circuit inside the fan motor winding. •...
  • Page 63 15.4.15. H98 (Indoor High Pressure Protection) Error Code will not display (no Timer LED blinking) but store in EEPROM Malfunction Decision Conditions During heating operation, the temperature detected by the indoor pipe temperature sensor is above 60°C. Malfunction Caused • Clogged air filter of the indoor unit •...
  • Page 64 15.4.16. H99 (Indoor Freeze Prevention Protection: Cooling or Soft Dry) Error code will not display (no TIMER LED blinking) but store in EEPROM Malfunction Decision Conditions Freeze prevention control takes place (when indoor pipe temperature is lower than 2°C) Malfunction Caused •...
  • Page 65 15.4.17. F11 (4-way valve Abnormality) Malfunction Decision Conditions • When heating operation, when indoor pipe temperature is below 10°C • When cooling operation, when indoor pipe temperature is above 45°C Malfunction Caused • Connector in poor contact • Faulty sensor •...
  • Page 66 15.4.18. F90 (Power Factor Correction Protection) Malfunction Decision Conditions During startup and operation of cooling and heating, when Power Factor Correction (PFC) protection circuitry at the outdoor unit main PCB senses abnormal high DC voltage level. Malfunction Caused • DC voltage peak due to power supply surge. •...
  • Page 67 15.4.19. F91 (Refrigeration Cycle Abnormality) Malfunction Decision Conditions • During cooling, compressor frequency = Fcmax. • During heating, compressor frequency > Fhrated. • During cooling and heating operation, running current: 0.65A < I < 1.65A. • During cooling, indoor intake - indoor pipe < 4°C •...
  • Page 68 15.4.20. F93 (Compressor Rotation Failure) Malfunction Decision Conditions A compressor rotation failure is detected by checking the compressor running condition through the position detection circuit. Malfunction Caused • Compressor terminal disconnect • Outdoor PCB malfunction Troubleshooting...
  • Page 69 15.4.21. F95 (Cooling High Pressure Abnormality) Malfunction Decision Conditions During operation of cooling, when outdoor unit heat exchanger high temperature data (61°C) is detected by the outdoor pipe temperature sensor. Malfunction Caused • Outdoor pipe temperature rise due to short circuit of hot discharge air flow. •...
  • Page 70 15.4.22. F96 (IPM Overheating) Malfunction Decision Conditions During operating of cooling and heating, when IPM temperature data (100°C) is detected by the IPM temperature sensor. Multi Models Only • Compressor Overheating: During operation of cooling and heating, when the compressor OL is activated. •...
  • Page 71 15.4.23. F97 (Compressor Overheating) Malfunction Decision Conditions During operation of cooling and heating, when compressor tank temperature data (112°C) is detected by the compressor tank temperature sensor. Malfunction Caused • Refrigerant shortage (refrigerant leakage). • 2/3 way valve closed. • Detection error due to faulty compressor tank temperature sensor. Troubleshooting...
  • Page 72 15.4.24. F98 (Input Over Current Detection) Malfunction Decision Conditions During operation of cooling and heating, when an input over-current (X value in Total Running Current Control) is detected by checking the input current value being detected by current transforme (CT) with the compressor running. Malfunction Caused •...
  • Page 73 15.4.25. F99 (Output Over Current Detection) Malfunction Decision Conditions During operation of cooling and heating, when an output over-current (20.2A) is detected by checking the current that flows in the inverter DC peak sensing circuitry. Malfunction Caused • DC peak due to compressor failure. •...

  • Page 74: Disassembly And Assembly Instructions

    16 Disassembly and Assembly Instructions High voltages are 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. Indoor Electronic Controller, Cross Flow Fan and Indoor Fan Motor Removal Procedure 16.1.1.
  • Page 75 Fig. 3 3. Remove the Top Panel by pressing the triangle marks. (Fig.3) 4. Remove the screw (one) in center part of the unit. (Fig.3) 5. Remove the Front Grille by releasing the 4 hooks at the top of the Front Grille. Hold both side of the Front Grille and remove it by pulling up and toward you gently.

  • Page 76: Removal Of Pcb

    Fig. 5 1. Remove the Control board cover. (Fig.4) 2. Remove the screw at the control board then pull out the control board. (Fig.5) 3. Release CN-TH from evaporator. (Fig.5) 4. Release earth wire screw from the evaporator. (Fig.5) 5. Disconnect below connectors from PCB. (Fig.5) •...
  • Page 77 Fig. 8 6. Remove the control boards cover (L) by releasing the hooks then remove the PCB from the control board cover (L). (Fig.8) 16.1.4. Removal of Fan Motor and Cross-Flow Fan Fig. 9 1. Remove particular piece. (Fig.9) 2. Remove the drain hose from the unit. (Fig.9)
  • Page 78 Fig. 10 3. Remove connector at the Gear Complete. (Fig.10) 4. Release screw at Gear Complete then remove the Gear Complete. (Fig.10) 5. Pull the Discharge Grille downward then removed it. (Fig.9) Fig. 11 6. Remove the Fan Motor Cover by removing four screws from the Fan Motor Cover. (Fig.11)
  • Page 79 Fig. 12 7. Remove the screw on the left side of evaporator. (Fig.12) Fig. 13 8. Loosen the screw between the Cross-Flow Fan and Fan Motor. (Fig.13) 9. Remove the bearing. (Fig.12)
  • Page 80 Fig. 14 10. Lift up the Evaporator and remove the Cross-Flow Fan from the unit by pulling it to the left and downward. (Fig. 14) Fig. 15 11. Pull out the Fan Motor. (Fig.15)
  • Page 81 16.1.5. Removal of Terminal Board Complete Fig. 17 Fig. 16 1. Detach the Power supply cord screw. (Fig.17) 2. Remove screw at Terminal Board Complete. (Fig.17) 3. Remove two particular pieces, the Terminal Board Complete. (Fig.16) 4. Removed live (brown) and neutral (blue) wire. (Fig.17) 16.1.6.

  • Page 82: Disassembly Of Outdoor Unit

    16.2. Disassembly of Outdoor Unit 16.2.1. Removal of Cabinet Top Plate and 16.2.2. Removal of Control Cover and Cabinet Front Plate Terminal Cover 1. Remove the screws (three: two on the right side and one 1. Remove the screw (one) on the Control Cover and on the left side) and the Cabinet Top Plate.
  • Page 83 16.2.3. Removal of Control Box 5. Remove the Control Box from the unit by holding it up. 1. Remove the Control Board by releasing the hooks (four: two each on the right and left). Fig. 5 2. Remove the screw (one) fixing the Control Box. Fig.
  • Page 84 6. Release the hooks (four) on the Control Box A (Lower 3. Remove only the Connector for the CN-FM1 (Outdoor Control PCB Cover). unit Fan Motor). 4. Remove the Propeller Fan by turning the nut in the center Note: Be careful of hanging-up of connectors or of the fan clockwise.

  • Page 85: Technical Data

    17 Technical Data 17.1. Operation Characteristics 17.1.1. CS-HE9JKE CU-HE9JKE...
  • Page 89 17.1.2. CS-HE12JKE CU-HE12JKE...

  • Page 93: Sensible Capacity Chart

    17.2. Sensible Capacity Chart O CS-HE9JKE CU-HE9JKE 230V Outdoor Temp. (°C) Indoor wet bulb temp. 17.0°C 2.58 1.96 0.47 2.41 1.88 0.50 2.24 1.80 0.54 2.04 1.71 0.58 19.0°C 2.60 0.51 19.5°C 2.83 2.05 0.48 2.65 1.97 0.51 2.46 1.89 0.55...

  • Page 94: Exploded View And Replacement Parts List

    18 Exploded View and Replacement Parts List 18.1. Indoor Unit 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 95 REF. NO. PART NAME & DESCRIPTION QTY. CS-HE9JKE CS-HE12JKE ← CHASSY COMPLETE CWD50C1551 ← FAN MOTOR, DC 30W 3PH CWA981194CB ← CROSS-FLOW FAN CO. CWH02C1024 ← BEARING ASSY CWH64K1005 ← HOLDER-FAN MOTOR CWD911313 ← SCREW-HOLDER FAN MOTOR XTT4+12CFJ ← L SHAPED PLATE-FOR CHASSY CWD601065B EVAPORATOR CO.

  • Page 96: Outdoor Unit

    18.2. Outdoor Unit 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 97 REF. NO. DESCRIPTION & NAME QTY. CU-HE9JKE CU-HE12JKE REMARKS ← CHASSY ASS’Y CWD50K2202 ← ANTI-VIBRATION BUSHING CWH50077 ← COMPRESSOR 5CS110XBD04 ← NUT-COMPRESSOR MOUNT CWH56000J ← CRANKCASE HEATER CWA341050 ← SOUND PROOF MATERIAL CWG302464 ← FAN MOTOR BRACKET CWD541089 ← FAN MOTOR, DC 40W 3PH ARW44X8P40AC ←...

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