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CONTENTS
CS-A9DKA CU-A9DKA
CS-A12DKA CU-A12DKA
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© 2005 Panasonic HA Air-Conditioning (M) Sdn Bhd
(11969-T). All rights reserved. Unauthorized copying
and distribution is a violation of law.
Order No. MAC0501024C3
Air Conditioner
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Summary of Contents for Panasonic CS-A9DKA

  • Page 1: Table Of Contents

    8.2. Cooling Operation 3.2. CS-A12DKA CU-A12DKA 8.3. Soft Dry Operation 4 Dimensions 8.4. Automatic Operation 4.1. Indoor Unit & Remote Control © 2005 Panasonic HA Air-Conditioning (M) Sdn Bhd (11969-T). All rights reserved. Unauthorized copying and distribution is a violation of law.
  • Page 2: Features

    CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA / 8.5. Operation Control 12.4. Auto OFF/ON Button 8.6. Indoor Fan Speed Control 12.5. Remote Control Reset 8.7. Outdoor Fan Speed Control 13 Troubleshooting Guide 8.8. Vertical Airflow Direction Control 13.1. Refrigeration Cycle System 8.9. Horizontal Airflow Direction Control 13.2.
  • Page 3: Functions

    CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA / 2 Functions 2.1. Remote Control...
  • Page 4: Indoor Unit

    CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA / 2.2. Indoor Unit AUTO OFF / ON Automatic Operation Button Random Auto Restart Control • Unit will be restarted, when resume from power • Press for < 5 second to operate Automatic failure, at previous setting.
  • Page 5: Outdoor Unit

    CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA / 2.3. Outdoor Unit...
  • Page 6: Product Specifications

    CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA / 3 Product Specifications 3.1. CS-A9DKA CU-A9DKA Unit Indoor Unit Outdoor Unit Power Source (Phase, Voltage, Cycle) ø, V, Hz Single, 220, 50 Cooling Capacity kW (BTU/h) 2.65 (9,040) Heating Capacity kW (BTU/h) 2.80 (9,550)
  • Page 7 CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA / Unit Indoor Unit Outdoor Unit Fan Motor Description Cross-flow Fan Propeller Fan Material AS + Glass Fiber 20% PP Resin Type Induction (4-poles) Induction (6-poles) Input 60.5 66 - 74.8 Rated Output Fan Speed Low Cooling;...
  • Page 8: Cs-A12Dka Cu-A12Dka

    CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA / 3.2. CS-A12DKA CU-A12DKA Unit Indoor Unit Outdoor Unit Power Source (Phase, Voltage, Cycle) ø, V, Hz Single, 220 , 50 Cooling Capacity kW (BTU/h) 3.52 (12,000) Heating Capacity kW (BTU/h) 3.90 (13,300 ) Moisture Removal l/h (Pint/h) 2.0 (4.2)
  • Page 9 CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA / Unit Indoor Unit Outdoor Unit Fan Motor Description Cross-flow Fan Propeller Fan Material AS + Glass Fiber 20% PP Resin Motor Type Induction (4-poles) Induction (6-poles) Input 60.5 71.5 - 80.3 Rated Output Fan Speed Low Cooling;...
  • Page 10: Dimensions

    CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA / 4 Dimensions 4.1. Indoor Unit & Remote Control...
  • Page 11: Outdoor Unit

    CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA / 4.2. Outdoor Unit 4.2.1. CU-A9DKA 4.2.2. CU-A12DKA...
  • Page 12: Refrigeration Cycle Diagram

    CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA / 5 Refrigeration Cycle Diagram...
  • Page 13: Block Diagram

    CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA / 6 Block Diagram...
  • Page 14 CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA /...
  • Page 15: Wiring Diagram

    CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA / 7 Wiring Diagram...
  • Page 16 CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA /...
  • Page 17: Operation Details

    CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA / 8 Operation Details 8.1. Heating Operation • Heating operation can be set using remote control. • This operation is applied to warm the room temperature reaches the setting temperature set on the remote control.
  • Page 18: Cooling Operation

    CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA / 8.2. Cooling Operation • Cooling operation can be set using remote control. • This operation is applied to cool down the room temperature reaches 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 19: Soft Dry Operation

    CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA / 8.3. 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 20: Automatic Operation

    CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA / 8.4. Automatic Operation • Automatic operation can be set using remote control. • This operation starts to operate with indoor fan at SLo speed for 25 seconds to judge the intake air temperature. • After judged the temperature, the operation mode is determined by referring to the below standard.
  • Page 21: Operation Control

    CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA / • The operation mode judging temperature and standard setting temperature can be increased by 2°C permanently, by open the circuit of JX1 at indoor electronic controller. 8.5. Operation Control 8.5.1. Restart Control (Time Delay Safety Control) •...
  • Page 22 CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA / (For 8.5.3. to 8.5.7. information applies only to Cooling and Soft Dry Operation) 8.5.3. 7 Minutes Time Save Control • The compressor will start automatically if it has stopped for 7 minutes and the intake air temperature falls between the compressor ON temperature (A) and compressor OFF temperature (B) during the period.
  • Page 23 CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA / (For 8.5.8. to 8.5.14. information applies only to Heating Operation) 8.5.7. Anti-Dew Formation Control • Purpose is to prevent dew formation on indoor unit air discharge area. • When room temperature is constant (±1°C) the following conditions occur for 30 minutes continuously, anti-dew formation will activate: −...
  • Page 24 CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA / 8.5.9. Compressor Overload Protection Control Outdoor Fan Control • If the temperature of the indoor heat exchanger rises to 51°C, outdoor fan stops. The outdoor fan restarts when the indoor heat exchanger temperature falls to 49°C.
  • Page 25 CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA / 8.5.12. Hot Start Control • Hot Start Control is to prevent cool air discharge into the room when heating operation start. • When Heating operation starts, Indoor fan will not start until the indoor heat exchanger reaches 30°C as diagram shown.
  • Page 26 CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA / 8.5.14. Deicing Control Deice starts to prevent frosting at outdoor heat exchanger. • Normal Deicing Deice operations detection commences after 30 minutes of Heating operation starts or 60 minutes after previous deice operation. If the TRS (Thermal Reed Switch) senses the outdoor piping temperature drops to -3°C (TRS CLOSE) or less for 50 sec.
  • Page 27 CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA / Normal Deicing Time Diagram Overload Deicing Time Diagram...
  • Page 28: Indoor Fan Speed Control

    CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA / 8.6. Indoor Fan Speed Control • Indoor Fan Speed can be set using remote control. 8.6.1. Fan Speed Rotation Chart Fan Speed (rpm) CS-A9DKA CS-A12DKA S Hi 1270 1310 1160 1280 1120 H Lo...
  • Page 29 CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA / • Auto Fan Speed during cooling operation: 1. Indoor fan will rotate alternately between off and on as shown in below diagram. 2. At the beginning of each compressor start operation, indoor fan will increase fan speed gradually for deodorizing purpose.
  • Page 30: Outdoor Fan Speed Control

    CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA / • Auto Fan Speed during Heating operation. 1. Indoor fan will rotate in the range of SLo → Me according to the heat exchanger temperature. 8.6.3. Manual Fan Speed Control • Manual fan speed adjustment can be carried out by using the Fan Speed selection button at the remote control.
  • Page 31: Horizontal Airflow Direction Control

    CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA / (Heating Operation condition) Heating Operation • When the piping air temperature reaches 38°C, the louver is changed from upper to lower limit. When the piping air temperature falls to 35°C, the louver is changed from lower to upper limit.
  • Page 32 CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA / • Vertical Airflow Direction:- − In “Manual” setting, the vane will automatically shift down 5° lower than previous setting. − In “Auto” setting, the vane will automatically shift between upper and lower limit depending on the intake air temperature as Heating Mode, Airflow Direction Auto-Control.
  • Page 33: Quiet Operation

    CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA / 8.11. Quiet Operation • The Quiet operation is to provide quiet cooling/heating operation condition compare to normal operation. (Cooling and Soft Dry Operation condition) • Once the Quiet Mode is set at the remote control, Quiet Mode LED illuminates. The sound level will reduce either around 2 dB(A) for Lo fan speed or 3 dB(A) for Hi/Me fan speed against the present sound level operation.
  • Page 34 CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA / (Heating Operation condition) • When the Quiet Mode is set at the remote control, Quiet Mode LED illuminates. The sound level will reduce either around 2 dB (Lo) or 3 dB (Hi, Me), against the present sound level operation.
  • Page 35: Ionizer Operation

    CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA / 8.12. Ionizer Operation • The Ionizer operation is to provide fresh air effect to user by producing minus ion in discharge air. 8.12.1. Operation Control 1. Ionizer individual operation a. When air-conditioner unit is at “OFF” condition (standby) and ION operation button at the remote control is pressed, the Ionizer and indoor fan operations will turn on.
  • Page 36: Timer Control

    CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA / 8.12.2. Error Detection Control • The error detection control is to inform user that error occurs at ionizer system and repairing job will be needed. • There are two types of error detection control: a.
  • Page 37: Operating Instructions

    CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA / 9 Operating Instructions...
  • Page 38 CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA /...
  • Page 39 CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA /...
  • Page 40 CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA /...
  • Page 41 CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA /...
  • Page 42 CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA /...
  • Page 43: Installation Instructions

    CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA / 10 Installation Instructions Required tools for Installation Works 1. Philips screw driver 5. Spanner 9. Gas leak detector 13. Multimeter 2. Level gauge 6. Pipe cutter 10. Measuring tape 14. Torque wrench 18 N.m (1.8 kgf.m) 42 N.m (4.2 kgf.m)
  • Page 44 CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA / 1. The equipment must be earthed. It may cause electrical shock if grounding is not perfect. 2. Do not install the unit at place where leakage of flammable gas may occur. In case gas leaks and accumulates at surrounding of the unit, it may cause fire.
  • Page 45: Attached Accessories

    CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA / 10.2. Attached accessories 10.4. Indoor/Outdoor Unit Installation Diagram Applicable piping kit CZ-3F5, 7AEN (C7DK, C9DK, A7DK, A9DK, RS-C7DK, RS- C9DK) CZ-4F5,7, 10AN (C12DK, A12DK) 10.3. Select the best location INDOOR UNIT • There should not be any heat source or steam near the unit.
  • Page 46: Indoor Unit

    CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA / 10.5. Indoor unit 10.5.1. SELECT THE BEST LOCATION 10.5.3. TO DRILL A HOLE IN THE WALL (Refer to “Select the best location” AND INSTALL A SLEEVE OF section) PIPING 1. Insert the piping sleeve to the hole.
  • Page 47 CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA / 3. For the embedded piping (This can be used for left rear piping & left bottom piping also.)
  • Page 48 CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA / 10.5.5. CONNECT THE CABLE TO THE INDOOR UNIT INSTALLATION OF SUPER ALLERU-BUSTER FILTER 1. The inside and outside connecting cable can be connected 1. Open the front panel. without removing the front grille. 2. Remove the air filters.
  • Page 49: Outdoor Unit

    CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA / 3. Slide down the 2 caps on the front grille as shown in the 10.6. Outdoor unit illustration at right, and then remove the 2 mounting screws. 10.6.1. SELECT THE BEST LOCATION Pull the lower section of the front grille towards you to remove the front grille.
  • Page 50 CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA / burrs from cut edge. Make flare after inserting the flare nut (located at valve) onto the copper pipe. Align center of piping to valves and then tighten with torque wrench to the specified torque as stated in the table.
  • Page 51 CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA / 10.6.5. CONNECT THE CABLE TO THE OUTDOOR UNIT 1. Remove the control board cover from the unit by loosening the screw. 2. Connecting cable between indoor unit and outdoor unit shall be approved polychloroprene sheathed 3 × 1.5 mm flexible cord, type designation 245 IEC 57 or heavier cord.
  • Page 52 CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA / CHECK ITEMS Is there any gas leakage at flare nut connections? Has the heat insulation been carried out at flare nut connection? Is the connecting cable being fixed to terminal board firmly? Is the connecting cable being clamped firmly? Is the drainage OK? (Refer to “Check the drainage”...
  • Page 53: 11 2-Way, 3-Way Valve

    CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA / 11 2-way, 3-way Valve 2-way Valve (Liquid Side) 3-way Valve (Gas Side) Works Shaft Position Shaft Position Service Port Shipping Close Close Close (With valve cap) (With valve cap) (With cap) Evacuation Close Close...
  • Page 54: Air Purging Of The Piping And Indoor Unit

    CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA / 11.1. Air Purging of the Piping and Indoor Unit 11.1.1. Air purging (Installation) Required tools: hexagonal wrench, adjustable wrench, torque The air in the indoor unit and in the piping must be purged. If air wrenches, wrench to hold the joints and gas leak detector.
  • Page 55 CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA / 11.1.2. Pumping down (Re-installation) Procedure: 1. Confirm that both the 2-way and 3-way valves are set to 5. Set the 2-way valve to the close position. the opened position. • Remove the valve stem caps and confirm that the valve 6.
  • Page 56 CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA / 11.1.3. Re-air purging (Re-installation) Procedure: 1. Confirm that both the 2-way and 3-way valves are set to 5. Discharge the refrigerant. the closed position. • Close the valve on the charging cylinder and discharge the refrigerant until the gauge indicates 3 to 5 kg/cm (0.3 to 0.5 MPa)
  • Page 57 CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA / 11.1.4. Balance refrigerant of the 2-way, 3-way valves (Gas leakage) Procedure: 1. Confirm that both the 2-way and 3-way valves are set to the open position. 2. Connect the charge set to the 3-way valve’s service port.
  • Page 58 CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA / 11.1.5. Evacuation (Installation) (No refrigerant in the refrigeration cycle) Procedure: 1. Connect the vacuum pump to the charge set’s centre hose. 2. Evacuation for approximately one hour. • Confirm that the gauge needle has moved toward -0.1 MPa (-76 cmHg) [vacuum of 4 mmHg or less.]...
  • Page 59 CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA / 11.1.6. Gas charging (After Evacuation) Procedure: 1. Connect the charge hose to the charging cylinder. This is different from previous procedures. Because you are • Connect the charge hose which you disconnected from charging with liquid refrigerant from the gas side, absolutely do...
  • Page 60: Servicing Information

    CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA / 12 Servicing Information 12.1. Distinction Of Lead Free (PbF) Printed Circuit Board • Printed circuit boards (manufactured) using lead free solder will have a PbF stamp on the Printed Circuit board. CAUTION • Pb free solder has a higher melting point than standard solder; typically the melting point is 50 - 70°F (30 - 40°C) higher.
  • Page 61: Indoor Fan Motor And Cross Flow Fan Removal Procedures

    CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA / Fig. 5 Fig. 4 − Press the hook to the right then take out the PCB. (Fig. − To remove the electronic controller. − Release CN-FM connectors. (Fig. 4) − Release Ry-Pwr connector (black and brown) and Ac- −...
  • Page 62: Auto Off/On Button

    CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA / − Release the generator complete wire (green and red). (Fig. 8) − Remove 2 screws on the right and 1 screw at the left side of the control board. (Fig. 7) − Press down the hook on the left side of control board.
  • Page 63: Remote Control Reset

    CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA / − Long “beep”: Turn OFF remote control signal receiving sound. • After “Auto OFF/ON Button” is pressed, the 20s counter for various setting mode is restarted. 12.4.2. Select Remote Control Transmission Code • There are 4 types of remote control transmission code could be selected and stored in EEPROM of indoor unit. The indoor unit will only operate when received signal with same transmission code from remote control.
  • Page 64: Troubleshooting Guide

    CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA / 13 Troubleshooting Guide 13.1. 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.
  • Page 65: Relationship Between The Condition Of The Air Conditioner And Pressure And Electric Current

    CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA / 13.2. Relationship Between The Condition Of The Air Conditioner And Pressure And Electric Current Cooling Mode Heating Mode Condition of the air conditoner Low Pressure High Pressure Electric current Low Pressure High Pressure Electric current...
  • Page 66: Technical Data

    CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA / 14 Technical Data 14.1. Thermostat Characteristics 14.1.1. CS-A9DKA CS-A12DKA...
  • Page 67: Operation Characteristics

    CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA / 14.2. Operation Characteristics 14.2.1. CS-A9DKA CU-A9DKA...
  • Page 68 CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA / 14.2.2. CS-A12DKA CU-A12DKA...
  • Page 69: Exploded View (Indoor Unit)

    CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA / 15 Exploded View (Indoor Unit) 15.1. CS-A9DKA CS-A12DKA 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 70: Replacement Parts List (Indoor Unit)

    CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA / 16 Replacement Parts List (Indoor Unit) <Model: CS-A9DKA / CS-A12DKA > REF. NO. PART NAME & DESCRIPTION QTY. CS-A9DKA CS-A12DKA REMARKS ← CHASSY COMPLETE CWD50C1377 ← FAN MOTOR CWA921181 ← CROSS FLOW FAN COMPLETE CWH02C1031 ←...
  • Page 71: Exploded View (Outdoor Unit)

    CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA / 17 Exploded View (Outdoor Unit) 17.1. CU-A9DKA 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 72: Cu-A12Dka

    CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA / 17.2. CU-A12DKA 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 73: Replacement Parts List (Outdoor Unit)

    CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA / 18 Replacement Parts List (Outdoor Unit) <Model: CU-A9DKA> REF. NO. PART NAME & DESCRIPTION QTY. CU-A9DKA REMARKS CHASSY ASS’Y CWD50K2112 SOUND PROOF MATERIAL CWG302255 FAN MOTOR BRACKET CWD541073 SCREW - FAN MOTOR BRACKET CWH551060...
  • Page 74 CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA / <Model: CU-A12DKA> REF. NO. PART NAME & DESCRIPTION QTY. CU-A12DKA REMARKS CHASSY ASS’Y CWD50K2074 SOUND PROOF MATERIAL CWG302110 FAN MOTOR BRACKET CWD541030 SCREW - FAN MOTOR BRACKET CWH551059 FAN MOTOR CWA951117 SCREW - FAN MOTOR MOUNT CWH55406 PROPELLER FAN ASS’Y...
  • Page 75: Electronic Circuit Diagram

    CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA / 19 Electronic Circuit Diagram 19.1. Indoor Unit & Outdoor Unit SCHEMATIC DIAGRAM 1/4 ELECTRONIC CONTROL UNIT Auto C143XKTX BZ01 SW01 0.01µ SUPERSONIC COMPLETE 5.1k 0.01µ CN-SONIC R602 CN-SONIC C601 5.1k IC601 0.1µ R601 R603 X601 100Ω...
  • Page 76 CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA / SCHEMATIC DIAGRAM 2/4 1000p RY-PWR DRIVE SIGNAL STEPPING MOTOR AUTO OPERATION DRIVE TEST RUN SIGNAL REMOTE CONTROL SOUND INTP2 BUZZER POWER CLOCK INPUT INTP1 DISPLAY REMOTE-CONTROL COMMAND INPUT INTP0 Vss1 IC01 R06 24k Vss0...
  • Page 77 CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA / SCHEMATIC DIAGRAM 3/4 IC04 IC03 REGULATOR REGULATOR DB01 3300µ 470µ 100µ 1.3k SSR02 C143XKTX RY-PWR 0.1µ 1.6k 4.7k FUSE T 2A L 250V TEMPERATURE ZNR01 0.047µ FUSE AC-WHT SSR01 C143XKTX CR01 4.7k 125µH RY-HOT CT01 0.01µ...
  • Page 78 CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA / SCHEMATIC DIAGRAM 4/4 ELECTROLYTIC CU-A9DKA COIL REVERSING CAPACITOR VALVE BL/B BL/B MAGNETIC RELAY MOTOR CAPACITOR TO INDOOR OVER LOAD PROTECTOR COMPRESSOR COIL REVERSING ELECTROLYTIC CU-A12DKA VALVE CAPACITOR MAGNETIC RELAY BL/B BL/B MAGNETIC RELAY MOTOR...
  • Page 79 CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA /...
  • Page 80 CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA / How to use electronic circuit diagram TIMER TABLE Test Mode Name Time (When test point Remarks Short-circuited) Real Timer 1 hr. 1 min. 10 min. 10 sec. 1 min. 1 sec. Time Delay Safety Control 2 min.
  • Page 81: Remote Control

    CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA / 19.2. Remote Control...
  • Page 82: Print Pattern Indoor Unit Printed Circuit Board

    CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA / 19.3. Print Pattern Indoor Unit Printed Circuit Board BOTTOM VIEW...
  • Page 83 CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA / TOP VIEW...
  • Page 84: Print Pattern Indicator & Receiver Printed Circuit Board

    CS-A9DKA CU-A9DKA / CS-A12DKA CU-A12DKA / 19.4. Print Pattern Indicator & Receiver Printed Circuit Board BOTTOM VIEW TOP VIEW [PHAAM] Printed in Malaysia...

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