Table of Contents
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CONTENTS
CS-A18DKD CU-A18DKD
CS-A24DKD CU-A24DKD
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© 2004 Panasonic HA Air-Conditioning (M) Sdn Bhd
(11969-T). All rights reserved. Unauthorized copying
and distribution is a violation of law.
Order No. MAC0501007C3
Air Conditioner
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Summary of Contents for Panasonic CS-A18DKD
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Page 1: Table Of Contents
8.13. Timer Control 7 Wiring Diagram 8.14. Random Auto Restart Control 8 Operation Details 8.15. Remote Control Signal Receiving Sound © 2004 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-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD 9 Operating Instructions 14 Technical Data 10 Installation Instructions 14.1. Thermostat characteristics 10.1. Safety Precautions 14.2. Operation characteristics 10.2. Indoor Unit 15 Exploded View (Indoor Unit) 10.3. Outdoor Unit 15.1. CS-A18DKD CS-A24DKD 11 2-way, 3-way Valve 16 Replacement Parts List (Indoor Unit) 11.1. -
Page 3: Functions
CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD 2 Functions 2.1. Remote Control OFF / ON TEMP. Operation Start/Stop Room Temperature Setting Cooling, Soft Dry Operation. MODE • Increase or decrease set temperature Operation Mode Selection (16°C to 30°C) • AUTO Automatic Operation Automatic Operation •... -
Page 4: Indoor Unit
CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD 2.2. Indoor Unit AUTO OFF / ON Automatic Operation Button Quiet Operation • Press for < 5 second to operate Automatic • To provide quiet operation. operation mode.Use when the remote control cannot be used. -
Page 5: Outdoor Unit
CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD 2.3. Outdoor Unit Compressor Reverse Rotation Deice Control Protection Control • To prevent frosting at outdoor heat exchanger during Heating Operation. • To protect compressor from reverse rotation when there is an instantaneous power failure. -
Page 6: Product Specifications
CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD 3 Product Specifications 3.1. CS-A18DKD CU-A18DKD Unit CS-A18DKD CU-A18DKD Power Source (Phase, Voltage, Cycle) , V, Hz Single, 220 - 230, 50 Cooling Capacity kW (BTU/h) 5.30 (18,100) - 5.30 (18,100) Heating Capacity kW (BTU/h) 5.65 (19,300) - 5.70 (19,400) - Page 7 CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD Unit CS-A18DKD CU-A18DKD Air Circulation Description Cross-flow Fan Propeller Fan Material ASHT-18 Motor Type Transistor (8-poles) Induction (6-poles) Input 50.0 - 50.0 150.3 - 150.3 Rated Output Fan Speed Low Cooling; 1,160 - 1,160 460 - 490 Heating;...
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Page 8: Cs-A24Dkd Cu-A24Dkd
CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD 3.2. CS-A24DKD CU-A24DKD Unit CS-A24DKD CU-A24DKD Power Source (Phase, Voltage, Cycle) , V, Hz Single, 220 - 230, 50 Cooling Capacity kW (BTU/h) 7.03 - 7.03 (24,000 - 24,000) Heating Capacity kW (BTU/h) 7.80 - 7.80 (26,600 - 26,600) - Page 9 CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD Unit CS-A24DKD CU-A24DKD Heat Exchanger Description Evaporator Condenser Tube material Copper Copper Fin material Aluminium (Pre Coat) Aluminium Fin Type Slit Fin Corrugated Fin Row / Stage (Plate fin configuration, forced draft) 2 × 15 2 ×...
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Page 10: Dimensions
CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD 4 Dimensions 4.1. Indoor Unit & Remote Control 4.1.1. CS-A18DKD CS-A24DKD... -
Page 11: Outdoor Unit
CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD 4.2. Outdoor Unit 4.2.1. CU-A18DKD CU-A24DKD... -
Page 12: Refrigeration Cycle Diagram
CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD 5 Refrigeration Cycle Diagram... -
Page 13: Block Diagram
CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD 6 Block Diagram... -
Page 14: Wiring Diagram
CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD 7 Wiring Diagram... -
Page 15: Operation Details
CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD 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. • The remote control setting temperature, which takes the reading of intake air temperature sensor, can be adjusted from 16°C to 30°C. -
Page 16: Cooling Operation
CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD 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 17: Soft Dry Operation
CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD 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 18: Automatic Operation
CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD 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 refering to the below standard. -
Page 19: Operation Control
CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD 8.5. Operation Control 8.5.1. Restart Control (Time Delay Safety Control) • When the thermo-off temperature (temperature which compressor stops to operate) is reached during:- − Cooling/Heating operation - the compressor stops for 3 minutes (minimum) before resume operation. - Page 20 CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD (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 21 CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD 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 22 CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD − During Anti-dew condensation prevention, Airflow Direction Manual control angle change from 10°, 14°, 18°, 22°, 27° to 10°, 13°, 16°, 19°, 22° under Cooling and Soft Dry operation mode. 3. Narrowing Horizontal Airflow Direction −...
- Page 23 CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD • Compressor high pressure protection − If the indoor heat exchanger becomes 68°C or more, the compressor will stop and restart automatically. − Time Delay Safety Control is activated before the compressor restart. 8.5.9. 4-Way Valve Control •...
- Page 24 CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD 8.5.12. Anti Cold Draft Control • This operation is to prevent the Cold Draft during Heating mode operation. • The operation will start when compressor OFF (Thermo OFF) during Heating operation. • For the first 30 sec. from compressor OFF (Termo OFF), Indoor fan speed will operate accordingly to the Indoor heat exchanger temperature as shown below: •...
- Page 25 CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD Normal Deicing Time Diagram Overload Deicing Time Diagram...
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Page 26: Indoor Fan Speed Control
CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD 8.6. Indoor Fan Speed Control • Indoor Fan Speed can be set using remote control. 8.6.1. Fan Speed Rotation Chart Fan Speed CS-A18DKD CS-A24DKD Cool, Dry Heat 1460 1650 1400 1590 1320 1480 1270 1380... - Page 27 CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD • 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.
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Page 28: Outdoor Fan Speed Control
CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD 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. • There are 3 types of fan speed settings: Lo, Me, Hi. -
Page 29: Horizontal Airflow Direction Control
CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD 8.9. Horizontal Airflow Direction Control 8.9.1. Auto Control • When the horizontal airflow direction is set to Auto using the remote control, the vanes swings left and right as shown in the diagram. • When stopped with remote control, the discharge vane is reset, and stop at the reset position. -
Page 30: Powerful Operation
CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD 8.10. Powerful Operation • The Powerful operation is to achieve the setting temperature quickly. (Cooling and Soft Dry Operation condition) • When Powerful operation is set, the setting temperature will be automatically decreased 3°C internally against the present setting temperature (Lower temperature limit: 16°C). - Page 31 CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD • Manual Airflow Direction:- − RPM control during Lo cool − RPM control during Hi & Me cool • Auto Airflow Direction:- (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.
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Page 32: Ionizer Operation
CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD • Auto Airflow Direction:- − Rpm control depends on the piping air temperature sensor of Indoor heat exchanger • Quiet operation stops when:- − Quiet/Powerful button is pressed again. − Stopped by OFF/ON operation button. -
Page 33: Timer Control
CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD d. Vertical airflow direction can be adjusted using remote control during Ionizer individual operation. e. During Ionizer individual operation, operated mode (Auto, Cool, Dry, Heat) can be activated by turning on the OFF/ON operation button. (2 → 4) f. -
Page 34: Random Auto Restart Control
CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD 8.14. Random Auto Restart Control • If there is a power failure during operation, the air conditioner will automatically restart after 3 to 4 minutes when the power is resumed. • It will start with previous operation mode and airflow direction. -
Page 35: Operating Instructions
CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD 9 Operating Instructions... - Page 36 CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD...
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- Page 40 CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD...
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Page 41: Installation Instructions
CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD 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) 55 N.m (5.5 kgf.m) - Page 42 CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD 1. This 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 43 CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD Attached accessories Indoor/Outdoor Unit Installation Diagram Applicable piping kit CZ-4F5, 7, 10AN (A18DK) CZ-52F5, 7, 10AN (C24DK, A24DK) SELECT THE BEST LOCATION INDOOR UNIT • There should not be any heat source or steam near the unit.
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Page 44: Indoor Unit
CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD 10.2. Indoor Unit 10.2.1. SELECT THE BEST LOCATION 10.2.3. 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 45 CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD 3. For the embedded piping...
- Page 46 CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD 10.2.5. 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 3 × 2.5 mm (C24DK) or 5 ×...
- Page 47 CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD HOW TO TAKE OUT FRONT GRILLE AUTO SWITCH OPERATION Please follow the steps below to take out front grille if The below operations will be performed by pressing the necessary such as when servicing. “AUTO” switch.
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Page 48: Outdoor Unit
CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD 10.3. Outdoor Unit 10.3.1. SELECT THE BEST LOCATION (Refer to “Select the best location” section) 10.3.2. INSTALL THE OUTDOOR UNIT • After selecting the best location, start installation according to Indoor/Outdoor Unit Installation Diagram. 1. Fix the unit on concrete or rigid frame firmly and horizontally by bolt nut. - Page 49 CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD 10.3.4. EVACUATION OF THE EQUIPMENT 1. Connect a charging hose with a push pin to the Low side Note : BE SURE TO FOLLOW THIS PROCEDURE IN of a charging set and the service port of the 3-way valve.
- Page 50 CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD 10.3.6. PIPE INSULATION 1. Please carry out insulation at pipe connection portion as mentioned in Indoor/Outdoor Unit Installation Diagram. Please wrap the insulated piping end to prevent water from going inside the piping. 2. If drain hose or connecting piping is in the room (where dew may form), please increase the insulation by using POLY-E FOAM with thickness 6 mm or above.
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Page 51: 11 2-Way, 3-Way Valve
CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD 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 Open... -
Page 52: Evacuation Of The Equipment (For Europe & Oceania Destination)
CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD 11.1. Evacuation of the Equipment (For Europe & Oceania Destination) 11.1.1. Evacuation of Installation WHEN INSTALLING AN AIR CONDITIONER, BE SURE TO If air remain in the indoor unit and refrigeration pipes, it will EVACUATE THE AIR INSIDE THE INDOOR UNIT AND PIPES affect the compressor, reduce to cooling capacity, and could in the following procedure. - Page 53 CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD 11.1.2. Pumping down Procedure: 1. Confirm that both the 2-way and 3-way valves are set to 6. Operate the air conditioner at the cooling cycle and the opened position. stop it when the gauge indicates 0 MPa (0 kg/cm •...
- Page 54 CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD 11.1.3. Evacuation of Re-installation WHEN REINSTALLING AN AIR CONDITIONER, BE SURE TO If air remain in the indoor unit and refrigeration pipes, it will EVACUATE THE AIR INSIDE THE INDOOR UNIT AND PIPES affect the compressor, reduce to cooling capacity, and could in the following procedure.
- Page 55 CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD 11.1.4. Balance refrigerant of the 2-way, 3-way valves (Lack of refrigerant in the refrigeration cycle) 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 56 CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD 11.1.5. Evacuation (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 57 CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD 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...
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Page 58: Air Purging Of The Piping And Indoor Unit
CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD 11.2. Air Purging of the Piping and Indoor Unit 11.2.1. 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 59 CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD 11.2.2. 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 60 CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD 11.2.3. 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 61 CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD 11.2.4. 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 62 CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD 11.2.5. 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 63 CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD 11.2.6. 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...
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Page 64: Servicing Information
CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD 12 Servicing Information Caution: • Pb free solder has a higher melting point than standard solder; Typically the melting point is 50 - 70°F (30 - 40°C) higher. Please use a high temperature soldering iron. In case of the soldering iron with temperature control, please set it to 700 ± 20°F (370 ± 10°C). -
Page 65: Cross Flow Fan And Indoor Fan Motor Removal Procedures
CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD 12.2. Cross Flow Fan and Indoor Fan Motor Removal Procedures 1. In order to remove the Cross Flow Fan and Indoor Fan Motor, Control Board need to be taken out by releasing all the connectors as indicated below. -
Page 66: Remote Control Reset
CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD 8. Push up the Evaporator and pull out the Cross Flow Fan from shaft. By then, Fan Motor can be taken out. (Fig. 9) REMINDER - To reinstall the Fan Motor, put it back in place, adjust the position of the Fan Motor’s leadwire... -
Page 67: Auto Off/On Button
CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD 12.4. Auto OFF/ON Button • The “Auto OFF/ON Button” (behind the front grille) is used to operate the air conditioner if remote control is misplaced or malfunctioning. • Forced cooling operation is possible by pressing the “Auto OFF/ON Button” for more than 5s where “beep” sound is heard then release the button. -
Page 68: Troubleshooting Guide
CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD 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 69 CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD 13.1.1. 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...
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Page 70: Technical Data
CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD 14 Technical Data 14.1. Thermostat characteristics... -
Page 71: Operation Characteristics
CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD 14.2. Operation characteristics... - Page 72 CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD...
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Page 73: Exploded View (Indoor Unit)
CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD 15 Exploded View (Indoor Unit) 15.1. CS-A18DKD CS-A24DKD 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 74: Replacement Parts List (Indoor Unit)
CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD 16 Replacement Parts List (Indoor Unit) 16.1. CS-A18DKD CS-A24DKD REF. NO. PART NAME & DESCRIPTION QTY. CS-A18DKD CS-A24DKD REMARKS ← CHASSY COMPLETE CWD50C1382 ← FAN MOTOR CWA981149 ← CROSS FLOW FAN COMPLETE CWH02C1010 ← SCREW - CROSS FLOW FAN CWH4580304 ←... -
Page 75: Exploded View (Outdoor Unit)
CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD 17 Exploded View (Outdoor Unit) 17.1. CU-A18DKD CU-A24DKD 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 76: Replacement Parts List (Outdoor Unit)
CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD 18 Replacement Parts List (Outdoor Unit) 18.1. CU-A18DKD CU-A24DKD REF. NO. PART NAME & DESCRIPTION QTY. CU-A18DKD CU-A24DKD REMARKS ← CHASSY ASS’Y CWD50K2087 COMPRESSOR 2JS324D3AB07 2JS438D3JA02 ← ANTI - VIBRATION BUSHING CWH50055 ← NUT - COMPRESSOR MOUNT CWH4582065 ←... -
Page 77: Electronic Circuit Diagram
CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD 19 Electronic Circuit Diagram 19.1. Indoor Unit & Outdoor Unit CS-A18DKD CU-A18DKD CS-A24DKD CU-A24DKD SCHEMATIC DIAGRAM 1/4 ELECTRONIC CONTROL UNIT SUPERSONIC COMPLETE CN-SONIC BZ01 5.1k DISPLAY COMPLETE IC101 R101 C101 CN-DISP 6.3V CN-DISP D101 TIMER (ORG) - Page 78 CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD SCHEMATIC DIAGRAM 2/4 0.01 5.1k 6.2k 6.2k P50/A8 STEPPING RY-PWR DRIVE SIGNAL TIMER SHORTEN P51/A9 MOTOR DRIVE P03/NTP3 AUTO OPERATION SIGNAL P52/A10 TEST RUN P02/NTP2 REMOTE CONTROL BUZZER SOUND P53/A11 P01/NTP1 DISPLAY P54/A12 POWER CLOCK INPUT...
- Page 79 CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD SCHEMATIC DIAGRAM 3/4 IC08 IC09 REGULATOR REGULATOR DB02 3300 0.01 0.01 DB03 100k 0.22 0.22 100k 450V PC03 3.9k TH01 TH02 RY-PWR 1/4W 1/4W 1/4W 1/4W 330k FUSE T 3.15A L 250V 330k AC01 DB01...
- Page 80 CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD SCHEMATIC DIAGRAM 4/4 BLK/BLU COIL (4-WAYS VALVE) POWER SUPPLY TEMPERATURE FUSE COMP (VLT) AC1 (WHT) HOT 1 (RED) DEICE (GRY) HOT 2 (BLK) ELECTRONIC CONTROLLER CAPACITOR TF 1 TF 2 TO OUTDOOR (ORG) (BRW) BRW or YLW...
- Page 81 CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD...
- Page 82 CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD 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.
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Page 83: Remote Control
CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD 19.2. Remote Control... -
Page 84: Print Pattern Indoor Unit Printed Circuit Board
CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD 19.3. Print Pattern Indoor Unit Printed Circuit Board TOP VIEW BOTTOM VIEW... -
Page 85: Print Pattern Indicator & Receiver Printed Circuit Board
CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD 19.4. Print Pattern Indicator & Receiver Printed Circuit Board TOP VIEW BOTTOM VIEW... -
Page 86: Print Patternoutdoor Unit Printed Circuit Board
CS-A18DKD CU-A18DKD / CS-A24DKD CU-A24DKD 19.5. Print Pattern Outdoor Unit Printed Circuit Board TOP VIEW BOTTOM VIEW [PHAAM] Printed in Malaysia...