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Panasonic CS-HE9DKE Service Manual

Panasonic air conditioner user manual
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  Summary of Contents for Panasonic CS-HE9DKE

  • Page 1: Table Of Contents

    4.1. Indoor Unit / Remote Control 4.2. Outdoor Unit 5 Refrigeration Cycle Diagram 6 Block Diagram 7 Wiring Diagram 7.1. Indoor Unit CS-HE9DKE CU-HE9DKE CS-HE12DKE CU-HE12DKE Page 7.2. Outdoor Unit 8 Electronic Circuit Diagram 8.1. Indoor Unit / Remote Controller 8.2.
  • Page 2: Features

    CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE 9.8. Automatic Operation 9.9. Sleep Timer Operation 9.10. Timer Operation 9.11. Auto Restart Control 9.12. Ionizer Operation 9.13. Oxygen Enrich Operation 9.14. Deice Control <Heating> 9.15. Protection Control 10 Operating Instructions 11 Installation Instructions 11.1. Safety Precautions 11.2.
  • Page 3: Functions

    CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE 2 Functions 2.1. Remote Control...
  • Page 4: Indoor Unit

    CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE 2.2. Indoor Unit...
  • Page 5: Outdoor Unit

    CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE 2.3. Outdoor unit...
  • Page 6: Product Specifications

    CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE 3 Product Specifications Cooling Capacity Heating Capacity Moisture Removal Power Source Airflow Method Air Volume Indoor Air (Lo) Indoor Air (Me) Indoor Air (Hi) Noise Level Electrical Data Input Running Current Starting Current Piping Connection Port...
  • Page 7 Refrigerant (R410A) Thermostat Protection Device Air Filter Material Style Specifications are subject to change without notice for further improvement. CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE Unit CS-HE9DKE 0.65 1.8 m 3-core wires × 1.0 mm inch (mm) 11 - 23/32 (298)
  • Page 8 CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE Cooling Capacity Heating Capacity Moisture Removal Power Source Airflow Method Air Volume Indoor Air (Lo) Indoor Air (Me) Indoor Air (Hi) Noise Level Electrical Data Input Running Current Starting Current Piping Connection Port (Flare piping)
  • Page 9 Refrigerant (R410A) Thermostat Protection Device Air Filter Material Style Specifications are subject to change without notice for further improvement. CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE Unit CS-HE12DKE inch (mm) 11 - 23/32 (298) inch (mm) 34 - 8/32 (870) inch (mm)
  • Page 10: Dimensions

    CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE 4 Dimensions 4.1. Indoor Unit / Remote Control...
  • Page 11: Outdoor Unit

    CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE 4.2. Outdoor Unit...
  • Page 12: Refrigeration Cycle Diagram

    CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE 5 Refrigeration Cycle Diagram...
  • Page 13: Block Diagram

    CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE 6 Block Diagram...
  • Page 14: Wiring Diagram

    CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE 7 Wiring Diagram 7.1. Indoor Unit...
  • Page 15: Outdoor Unit

    CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE 7.2. Outdoor Unit...
  • Page 16: Electronic Circuit Diagram

    CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE 8 Electronic Circuit Diagram 8.1. Indoor Unit / Remote Controller...
  • Page 17 CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE...
  • Page 18: Outdoor Unit

    CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE 8.2. Outdoor Unit...
  • Page 19 CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE...
  • Page 20: Operation Details

    Once the operation starts, remote control setting temperature will be taken as base value for temperature shifting processes. These shifting processes are depending on the air conditioner settings and the operation environment. The final shifted value will be used as internal setting temperature and it is updated continuously whenever the electrical power is supplied to the unit.
  • Page 21: Indoor Power Relay Control

    5. During Auto Operation, Test run, Forced Heating or Odour Removal Operation and following for three minutes after the operation is stopped. Outdoor Temperature, X (°C): CS-HE9DKE Fan Speed: Hi, Me-, Me, Me+, Auto CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE Temperature Shift (°C) CS-HE12DKE 0.00 0.00 0.00 0.00...
  • Page 22: Room Temperature Control (Compressor Control)

    CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE 9.3. Room Temperature Control (Compressor Control) Operating frequency of a compressor is decided according to temperature differences between remote controller setting and room temperatures. By adding a relative method, based on current frequency, which gives frequency changes, a room temperature is adjusted.
  • Page 23: Airflow Direction Control

    Ion Operation Mode Vertical Automatic Operation The louver swings between the upper limit and the lower limit. CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE Powerful-ON After Powerful is turned on, the louver is fixed at 26° for 5 minutes or until the Neural Control is stabilized.
  • Page 24 CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE Manual Operation Five-level setting is possible with the remote controller. The vertical louver is closed when the unit is turned off with the remote controller. (Stop position) The vertical louver is fully opened and move to the setting position when the unit is turned on with the remote controller.
  • Page 25: Horizontal Airflow Direction Control

    When the Neural Control is stabilized. The louver horizontally swings at a fixed cycle. When the Neural Control is not stabilized. CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE Operation for 5 min. after Powerful-ON or the Neural Control is stabilized. Operation for 5 min. after Powerful-ON The louver horizontally swings at a fixed cycle.
  • Page 26: Quiet Operation

    CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE 9.5. Quiet operation (Cooling Mode / Cooling area of Dry Mode) A. Purpose To provide quiet cooling operation at limited fan speed which lower than Manual Low Fan Speed. (See 9.6 Fan Motor Operation table.) It improves the operation noise approximately 3dB compared to Manual Low Fan Speed.
  • Page 27: Quiet Operation (Heating)

    3. Pressing FAN SPEED button, the operation is to be shifted to the selected fan speed. 4. Changing the operation mode to IONIZER only operation. 5. Stopping the operation by OFF/ON button and/or OFF Timer. CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE...
  • Page 28: Indoor Fan Control

    CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE 9.6. Indoor Fan Control 9.6.1. Fan Motor Operation Fan speed is controlled according to operation conditions such as fan speed setting on the remote controller as shown in the table below. There is a different speed control from setting on the remote controller.
  • Page 29: Cooling Operation

    At automatic fan speed setting, when the heat exchanger temperature is getting high, the unit will be prevented from Cold draft by increasing fan speed as well as manual fan speed setting. In a fixed fan speed area, fan speed will be controlled to discharge CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE CS-HE9DKE...
  • Page 30: Powerful Operation

    CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE air having a constant temperature. Refer to the “Indoor Fan Control” chapter for fan speed of each model. 3. Thermostat-OFF In thermostat-OFF, fan will operate repeatedly between the speeds of “SLo” for 20 second and “SSLo” for 100 seconds. (Refer to the “Indoor Fan Control”...
  • Page 31: Automatic Operation

    2. "Cooling" is selected when intake air temperature is 25°C or more. (But, when intake air temperature is 16°C or more.) 3. When outdoor air temperature is below 25°C, if remote controller setting temperature is increased, selectable range of “Heating”, if decreased, selectable range of “Heating” will be extended respectively. CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE...
  • Page 32: Sleep Timer Operation

    9.11. Auto Restart Control 1. When the power supply is cut off during the operation of air conditioner, the compressor will re-operate within three to four minutes (there are 10 patterns between 2 minutes 58 seconds and 3 minutes 52 seconds to be selected randomly) after power supply resumes.
  • Page 33: Ionizer Operation

    When this operation is repeated 24 times, the ION LED will start blinking. But, if the unit operation is stopped or the Ionizer is operated properly for 10 minutes, the count will be cleared. Condition resolutive It can be canceled by stopping the operation during the ION LED blinking. CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE...
  • Page 34: Oxygen Enrich Operation

    CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE 9.13. Oxygen Enrich Operation 9.13.1. Oxygen Enrich System Figure 9.13.2. Indoor Fan Control Single Oxygen Enrich operation 1. Manual fan speed ... Not available for the remote controller. 2. Automatic fan speed ... Fixed. When used in common with other modes, it will be followed by other modes.
  • Page 35 Operating cycle period of Vacuum pump: 10 minutes; Oxygen supply level is renewed in a cycle. Stop (Vacuum pump operation) Blinking Oxygen Supply Level Vacuum pump operation time OFF-time (min.) CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE — In operation — — ON-time (min.)
  • Page 36: Deice Control

    CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE 9.13.7. Installation (Oxygen) Check Control For operation check at installation and breakdown self- diagnosis, continuous operation of 2-way valve and vacuum pump is conducted by checking installation from indoor room. 9.14. Deice Control <Heating> Degree of frosting is expected by operation time, heat exchanger temperature and outdoor air temperature.
  • Page 37: Protection Control

    “[Indoor heat exchanger temperature] - [Indoor intake air temperature]” < 5°C, compressor will be stopped. 2. If the above excess occurs twice for 20 minutes, timer lamp is to be blinking. (“F91” is to be confirmed.) Running current CS-HE9DKE CS-HE12DKE 4.5A 5.8A 12.5A 12.5A 7.2A 9.6A 12.5A 12.5A CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE...
  • Page 38: Outdoor Air Temperature Control

    CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE 9.15.8. Four-way valve Operation Detection Control (Switching Abnormality between Cooling and Heating) In Cooling operation 1. When indoor heat exchanger temperature exceeds 45°C in 4 minutes after compressor starts, compressor will be stopped. 2. If the above excess occurs 4 times per 30 minutes, timer lamp is to be blinking. (“F11” is to be confirmed.) In Heating operation 1.
  • Page 39: Operating Instructions

    CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE 10 Operating Instructions...
  • Page 40 CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE...
  • Page 41 CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE...
  • Page 42 CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE...
  • Page 43 CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE...
  • Page 44 CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE...
  • Page 45: Installation Instructions

    Otherwise, it will cause fire or electrical shock. Required tools for Installation Works 9. Gas leak detector 10. Measuring tape 11. Thermometer 12. Megameter CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE 13. Multimeter 14. Torque wrench 18 N.m (1.8 kgf.m) 42 N.m (4.2 kgf.m) 55 N.m (5.5 kgf.m) 15.
  • Page 46 2. Power supply connection to the room air conditioner. Connect the power supply cord of the room air conditioner to the mains using one of the following method. Power supply point shall be the place where there is ease for access for the power disconnection in case of emergency.
  • Page 47 If piping length is over the common length, additional refrigerant should be added as shown in the table. CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE Indoor/Outdoor Unit Installation Diagram into This illustration is for explanation purposes only.
  • Page 48: Indoor Unit

    CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE 11.2. Indoor Unit 11.2.1. Select The Best Location (Refer to “Select the best location” section) 11.2.2. How To Fix Installation Plate The mounting wall is strong and solid enough to prevent it from the vibration.
  • Page 49: Indoor Unit Installation

    1. For the right rear piping 2. For the right and right bottom piping 3. For the embedded piping CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE Pull out the piping and drain hose How to keep the cover Insert the connecting cable...
  • Page 50 CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE (This can be used for left rear piping & left bottom piping also.) Exchange the drain hose and the cap.
  • Page 51 2 - 3 in the reverse order. Please check that the top side of front grille certainly caught with fixative rib (4 points) of indoor unit. CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE AUTO SWITCH OPERATION The below operations will be performed by pressing the “AUTO”...
  • Page 52: Outdoor Unit

    11.3.4. Evacuation Of The Equipment (For Europe & Oceania Destination) WHEN INSTALLING AN AIR CONDITIONER, BE SURE TO EVACUTE THE AIR INSIDE THE INDOOR UNIT AND PIPES in the following procedure. Connecting The Piping To Outdoor Unit Decide piping length and then cut by using pipe cutter.
  • Page 53: Pipe Insulation

    3. Secure the cable onto the control board with the holder (clamper). 4. Attach the control board cover back to the original position with the screw. CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE 11.3.6. Pipe Insulation 1. Please carry out insulation at pipe connection portion as mentioned in Indoor/Outdoor Unit Installation Diagram.
  • Page 54 “B”. (Another beep is heard, indicating that this signal was received.) 4. Check that the air conditioner which has been set to “B” can be operated by the remote controller which has been set to “B”.
  • Page 55: Installation And Servicing Air Conditioner Using R410A

    -51.4 1.56 Mpa (15.9 kgf/cm 64.0 kg/m Non-flammable 1730 Unit: MPa R410A 0.30 0.70 1.35 2.32 3.73 4.15 CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE R22 (100) -40.8 0.94 Mpa (9.6 kgf/cm 44.4 kg/m Non-flammable 0.055 1700 0.14 0.40 0.81 1.43 2.33...
  • Page 56: Tools For Installing/Servicing Refrigerant Piping

    CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE d. R410A refrigerating machine oil Conventionally, mineral oil or a synthetic oil such as alkylbenzene has been used for R22 refrigerating machine oil. Because of the poor compatibility between R410A and conventional oils like mineral oil, however, there is a tendency for the refrigerating machine oil to collect in the refrigerating cycle.
  • Page 57: R410A Tools

    -0.1 - 5.3 Mpa -76 cmHg - 53 kgf/cm -76 cmHg - 17 kgf/cm -0.1 - 3.8 Mpa -76 cmHg - 38 kgf/cm Conventional gauges 7/16 UNF 20 threads CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE R410A wrenches R410A gauges R410A gauges 1/2 UNF 20 threads...
  • Page 58 CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE 5. Charging hose The pressure resistance of the charging hose has been raised to match the higher pressure of R410A. The hose material has also been changed to suit HFC use, and the size of the fitting has been changed to match the manifold ports.
  • Page 59 Charging orifice and packing for refrigerant cylinder Fig. 7 Electronic scale for refrigerant charging Table 9 R410A tools which are usable for R22 models R410A tools CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE Fig. 8 Refrigerant cylinders Fig. 9 Charging orifice and packing Usable for R22 models...
  • Page 60: Refrigerant Piping Work

    CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE 12.3. Refrigerant Piping Work 12.3.1. Piping Materials It is recommended that you use copper and copper alloy jointless pipes with a maximum oil adherence of 40 mg/10m. Do not use pipes that are crushed, deformed, or discolored (especially the inside surface). If these inferior pipes are used, impurities may clog the expansion valves or capillaries.
  • Page 61 N.m (kgf.cm) 6.35 14 - 18 (140 - 180) 9.52 33 - 42 (330 -420) 12.70 55 (550) CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE A (mm) Conventional flaring tool Clutch type Wing-nut type 1.0 - 1.5 1.5 - 2.0 1.0 - 1.5 1.5 - 2.0...
  • Page 62 CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE 12.3.3. Storing and Managing Piping Materials 1. Types of piping and their storage The following is a general classification of the refrigerant pipe materials used for ACs. Because the gas pressure of R410A is approximately 1.6 times as high as that of R22, copper pipes with the thickness shown in Table 10, and with minimal impurities must be used.
  • Page 63: Installation, Transferring, Servicing

    When you are removing the charging hose from the service port, it will come off more easily if you close this valve. CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE Fig. 12 Vacuum pump air purging configuration...
  • Page 64: Transferring (Using New Refrigerant Piping)

    CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE 12.4.2. Transferring (Using New Refrigerant Piping) 1. Removing the unit a. Collecting the refrigerant into the outdoor unit by pumping down The refrigerant can be collected into the outdoor unit (pumping down) by pressing the TEST RUN button, even when the temperature of the room is low.
  • Page 65 11. Quickly remove the charging hose from the service port. (6) If you stop midway through, the refrigerant that is in the cycle will be discharged. 12. After putting on the caps for the service port and operating valve, inspect around the caps for a gas leak. (6)(7) Fig. 13 Re-charging refrigerant CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE...
  • Page 66 CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE 12.4.6. Brazing As brazing requires sophisticated techniques and experiences, it must be performed by a qualified person. In order to prevent the oxide film from occurring in the pipe interior during brazing, it is effective to proceed with brazing while letting dry nitrogen gas (N ) flow.
  • Page 67: Servicing Information

    Pb free solder on the pins or solder area before applying Pb solder. If this is not practical, be sure to heat the Pb free solder until it melts, before applying Pb solder. CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE...
  • Page 68: Troubleshooting

    CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE 13.2. Troubleshooting Refrigeration cycle system In order to diagnose malfunctions, make sure that there are no electrical problems before inspecting the refrigeration cycle. Such problems include problem with the power source, malfunction of a compressor and a fan.
  • Page 69 CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE 1. Relationship between the condition of the air conditioner and pressure and electric current Cooling Mode Heating Mode Condition of the air conditioner Low Pressure High Pressure Electric current Low Pressure High Pressure Electric current...
  • Page 70: Breakdown Self Diagnosis Function

    CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE 13.2.1. BREAKDOWN SELF DIAGNOSIS FUNCTION 13.2.1.1. Self Diagnosis Function (Three Digits Alphanumeric Code) Once abnormality has occurred during operation, the unit will stop its operation, and Timer or both Timer and ION LEDs blink. (The unit does not stop under ION abnormality.)
  • Page 71: Error Code Table

    10 minutes 3 times occurrence — within 20 minutes 7 times occurrence — continuously CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE Primary location to verify Internal / external cable connections Indoor / Outdoor PCB Intake air temperature sensor (defective or disconnected)
  • Page 72: Disassembly Of Parts

    CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE 13.3. Disassembly of Parts 13.3.1. Disassembly of Indoor Unit 13.3.1.1. Removal of the Front Grille 1. Pull the Front Panel up slowly. Note: Open it by holding up the curve-in on the Grille. Fig. 1 Fig.
  • Page 73 2. Remove the Control Board Box according to the procedure 13.3.1.2. 3. Remove the Control Board Cover B. CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE Fig. 11 4. Remove CN-DISP on the Display & Receiver Unit, CN- SUB1 on the PCB (SUB) and connector on the Terminal Plate.
  • Page 74 CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE 4. Remove the Fan Motor Cover by removing the screws (four) on it. Fig. 15 5. Remove the screws (two) on the left side of the Heat Exchanger. Fig. 16 6. Loosen the screw (one) between the Cross-Flow Fan and Fan Motor.
  • Page 75 Fig. 24 3. Remove the Motors by removing the screws (one each) for the Motors and the cable connector. CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE Fig. 25 13.3.1.7. Removal of Ventilation Motor 1. Remove the Front Grille according to the procedure 13.3.1.1.
  • Page 76 CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE 13.3.1.8. Removal of Front Panel Motor 1. Remove the Front Grille according to 13.3.1.1. 2. Remove the Motor by removing the screw (one). Be careful of the Heat Exchanger Fins. Note: Replace a plastic part of the Front Panel Motor...
  • Page 77 Cabinet Front Plate and remove the Front Plate by holding it up a little. Fig. 2 CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE 13.3.2.2. Removal of Control Cover and Terminal Cover 1. Remove the Front Grille according to the procedure 13.3.1.2.
  • Page 78 CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE 13.3.2.3. Removal of Control Box 1. Remove the Cabinet Top Plate and Cabinet Front Plate according to 13.3.2.1. 2. Remove the Control Cover and Terminal Cover according to 13.3.2.2. 3. Remove the Control Board by releasing the hooks (four: two each on the right and left).
  • Page 79: Fan Motor

    PCB part from Control BOX plastic part by removing the screws (six) on the PCB. CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE 13.3.2.5. Removal of Propeller Fan and Fan Motor 1. Remove the Cabinet Top Plate and Cabinet Front Plate according to 13.3.2.1.
  • Page 80 CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE Fig. 17 13.3.2.6. Removal of Vacuum Pump 1. Remove the Cabinet Top Plate and Cabinet Front Plate according to 13.3.2.1. 2. Remove the Control Cover and Terminal Cover according to 13.3.2.2. 3. Remove the screws (two) fixing Terminal part and the Cabinet Side Plate.
  • Page 81: Technical Data

    CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE 14 Technical Data 14.1. Operation Characteristics CS-HE9DKE CU-HE9DKE...
  • Page 82 CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE CS-HE12DKE CU-HE12DKE...
  • Page 83: Sensible Capacity Chart

    Outdoor Temp. (°C) 0.77 3.20 2.75 0.84 2.97 3.45 0.85 0.79 3.51 2.89 0.85 3.27 0.80 3.83 3.00 0.87 3.56 CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE 2.14 0.54 2.04 2.03 0.59 2.25 0.55 2.24 2.14 0.60 2.34 0.57 2.44 2.24 0.62 2.64 0.90 2.70...
  • Page 84: Exploded View And Replacement Parts List

    CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE 15 Exploded View and Replacement Parts List 15.1. Exploded View (Indoor Unit) Note: The above exploded view is for the purpose of parts disassembly and replacement.
  • Page 85: Replacement Parts List (Indoor Unit)

    Z2-1 OPEARTING INSTRUCTIONS Z2-2 OPEARTING INSTRUCTIONS Z2-3 INSTALLATION INSTRUCTIONS (Note) All parts are supplied from ACD, Japan. “O” marked parts are recommended to be kept in stock. CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE QTY. CS-HE9DKE CWD50C50C1430 CWD601065 CWH361054 CWD911316 ARW41X8P30AC CWD911313...
  • Page 86: Exploded View (Outdoor Unit)

    CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE 15.3. Exploded View (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 87: Replacement Parts List (Outdoor Unit)

    FLEXIBLE PIPE COMPLETE (2-WAY VALVE - FILTER) 2-WAY VALVE (OXYGEN SUPPLY) FLEXIBLE PIPE COMPLETE (2-WAY VALVE - VACUUM PUMP) TUBE CONNECTOR BELT OXYGEN PUMP CAPACITOR OXYGEN PUMP MOUNT PLATE CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE QTY. CU-HE9DKE CWD50K2103 CWD541021 ARW44X8P40AC CWH55252J CWH03K1014...
  • Page 88 CS-HE9DKE CU-HE9DKE / CS-HE12DKE CU-HE12DKE REF NO. DESCRIPTION & NAME OXYGEN PUMP SUPPORTING PLATE ANTI-VIBRATION BUSHING (OXYGEN PUMP) BOLT COMPLETE FLEXIBLE PIPE SPACER TUBE CONNECTOR OXYGEN TUBE - INTER CONNECT (Note) All parts are supplied from ACD, Japan. “O” marked parts are recommended to be kept in stock.

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