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This service information is designed for experienced repair technicians only and is not designed for use by the general public.
It does not contain warnings or cautions to advise non-techical individuals of potential dangers in attempting to service a product.
Products powered by electricity should be serviced or repaired only by experienced professional technicians. Any attempt to service
or repair the product or products dealt with in this service information by anyone else could result in serious injury or death.
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(GMAC) All rights reserved. Unauthorized copying
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Order No. GMAC0507058C3
Air Conditioner
CS-XA9DKD
CU-XA9DKD
CS-XA12DKD
CU-XA12DKD
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Guangzhou Matsushita Air Conditioner Co., Ltd.
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Table of Contents
Related Manuals for Panasonic CS-XA9DKD
Summary of Contents for Panasonic CS-XA9DKD
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Page 1: Table Of Contents
Order No. GMAC0507058C3 Air Conditioner CS-XA9DKD CU-XA9DKD CS-XA12DKD CU-XA12DKD WARNING This service information is designed for experienced repair technicians only and is not designed for use by the general public. It does not contain warnings or cautions to advise non-techical individuals of potential dangers in attempting to service a product. -
Page 2: Features
CS-XA9DKD / CU-XA9DKD / CS-XA12DKD / CU-XA12DKD 1 Features Prevent compressor reverse cycle High Efficiency ■ ■ ■ ■ Removable and washable front panel ■ Oxygen mode to enrich oxygen in the room ■ ■ ■ 12-hour Timer Setting ■... -
Page 3: Functions
CS-XA9DKD / CU-XA9DKD / CS-XA12DKD / CU-XA12DKD 2 Functions Remote Control AUTO FAN SPEED AUTO HEAT COOL AIR SWING AUTO hr DELAY OFFON OFF/ON TEMP MODE FAN SPEED TIMER AIR SWING CANCEL SELECT RESET OFF/ON TEMP Room Temperature Setting Operation START/STOP... -
Page 4: Indoor Unit
CS-XA9DKD / CU-XA9DKD / CS-XA12DKD / CU-XA12DKD Indoor Unit Auto Switch Button Power Switch ON/OFF Oxygen Operation When the remote control cannot be used or To supply oxygen enrich air for repairing and testing ,please use this button. Warm Booting Control... -
Page 5: Outdoor Unit
CS-XA9DKD / CU-XA9DKD / CS-XA12DKD / CU-XA12DKD Outdoor Unit Anti-reverse Protection Deicing Control To protect the compressor from reverse Anti-freezing operation for outdoor unit rotation when power off suddenly. (during Heating Mode Operation only) Temperature of the condenser is tested by TRS. -
Page 6: Product Specifications
CS-XA9DKD / CU-XA9DKD / CS-XA12DKD / CU-XA12DKD Product Specifications Unit CS-XA9DKD CU-XA9DKD Cooling Capacity 2.70 3.10 Heating Capacity L /h Moisture Removal Single Phase Power Source Cycle SIDE VIEW TOP VIEW Airflow Method OUTLET INTAKE Air Circulation Indoor Air (low) - Page 7 CS-XA9DKD / CU-XA9DKD / CS-XA12DKD / CU-XA12DKD Unit CS-XA9DKD CU-XA9DKD Description Evaporator Condenser Heat Copper Copper Tube Material Exchanger Fin Type Slot type Corrugation type (Plate fin configuration,forced draft) Rows/Stage 2 x 15 2X24 725.1 Dimensions 610x252x25.4 X504x36.38 Refrigerant Control Device Capillary Tube (c.c)
- Page 8 CS-XA9DKD / CU-XA9DKD / CS-XA12DKD / CU-XA12DKD Unit CS-XA12DKD CU-XA12DKD Cooling Capacity 3.40 3.80 Heating Capacity L /h Moisture Removal Single Phase Power Source Cycle SIDE VIEW Airflow Method TOP VIEW OUTLET INTAKE Air Circulation Indoor Air (low) m /min...
- Page 9 CS-XA9DKD / CU-XA9DKD / CS-XA12DKD / CU-XA12DKD Unit CS-XA12DKD CU-XA12DKD Description Evaporator Condenser Heat Copper Copper Tube Material Exchanger Fin Type Slot type Corrugation type (Plate fin configuration,forced draft) Rows/Stage 2 x 15 2X24 Dimensions 725.1 610x252x25.4 X504x36.8 Refrigerant Control Device Capillary Tube (c.c)
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Page 10: Dimensions
CS-XA9DKD / CU-XA9DKD / CS-XA12DKD / CU-XA12DKD 4 Dimensions Indoor Unit CS-XA9DKD CS-XA12DKD Unit : mm Side view Front View Air intake Right Piping Hole Air outlet Left Piping Hole Gas Side <Back View> Installation Plate Hook Liquid Side AUTO... -
Page 11: Refrigeration Cycle Diagram
CS-XA9DKD / CU-XA9DKD / CS-XA12DKD / CU-XA12DKD Outdoor Unit Unit : mm CU-XA9DKD CU-XA12DKD <Top View> 10cm or more 10cm or more 100cm or more INVERTER 3 20 35 2 5 Refrigeration Cycle Diagram INTAKE AIR INTAKE AIR PIPING TAMP PIPING TAMP 。... -
Page 12: Block Diagram
CS-XA9DKD / CU-XA9DKD / CS-XA12DKD / CU-XA12DKD 6 Block Diagram... -
Page 13: Wiring Diagram
CS-XA9DKD / CU-XA9DKD / CS-XA12DKD / CU-XA12DKD 7 Wiring Diagram CS-XA9DKD/CU-XA9DKD CS-XA12DKD/CU-XA12DKD Wireless Remote control ELECTRONIC CONTROLLER Indicator complete STEPPING MOTOR FAN MOTOR POWER SUPPLY POWER SUPPLY CORD CORD AC 220V AC 220V ， ， 50Hz 50Hz PUMP(YLW) SENSOR(PIPING TEMP.) THERMAL FUSE ℃... -
Page 14: Operation Details
CS-XA9DKD / CU-XA9DKD / CS-XA12DKD / CU-XA12DKD 8 Operation Details Cooling Mode Operation When selecting the Cooling Mode Operation, the unit will operate according to the setting by the Remote Controller or the control panel on the indoor unit and the operation is as the following. -
Page 15: Soft Dry Mode Operation
CS-XA9DKD / CU-XA9DKD / CS-XA12DKD / CU-XA12DKD Time Graph for Cooling Operation a b c d e f g h i j k l m n o p q r s t u v w x y z Intake air temperature... - Page 16 CS-XA9DKD / CU-XA9DKD / CS-XA12DKD / CU-XA12DKD Automatic Fan Speed During Soft Dry Operation, use remote controller to select Auto Fan Speed mode. Indoor Fan Speed is at “Lo-” Indoor Compressor Time Graph for soft dry operation a b c d e f...
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Page 17: Heating Mode Operation
CS-XA9DKD / CU-XA9DKD / CS-XA12DKD / CU-XA12DKD 8.3. Heating Mode Operation When selecting the Heating Mode Operation, the unit will operate according to the setting by the Remote Controller and the operation is as the following. Time Delay Safety Control If the compressor stopped by switching off, turning off by remote controller, or power off, it will not restart within 3 minutes. - Page 18 CS-XA9DKD / CU-XA9DKD / CS-XA12DKD / CU-XA12DKD Automatic Fan Speed During Heating Operation, use remote controller to select Auto Fan Speed mode. Indoor Fan Speed is between “Me” and “Slo”. S Lo S Lo Manual fan speed Stop Temperature of heat exchanger...
- Page 19 CS-XA9DKD / CU-XA9DKD / CS-XA12DKD / CU-XA12DKD Deice Control Deice operation is to protect the outdoor unit from freezing. Normal Deice Operation Deicing starts 30 minutes after heating mode operation or 60 minutes after the latest deicing operation. If temperature of outdoor piping, tested by TRS, falls to -3 (TRS OFF) or below for continuously 50 seconds, deicing operation starts.
- Page 20 CS-XA9DKD / CU-XA9DKD / CS-XA12DKD / CU-XA12DKD Time Graph for Overload Deicing a b c d e f g h i j k l m n o p q 51→ Outdoor Heat Outdoor Heat Exchanger Exchanger 49→ M a x...
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Page 21: Indoor Fan Motor Control
CS-XA9DKD / CU-XA9DKD / CS-XA12DKD / CU-XA12DKD 8.4. Automatic Mode Operation Standard for Determining Operation Mode First Determination: Setting Temperature (Standard) Cooling mode 23℃ Cooling mode 25℃ Intake Air Soft Dry mode temperature Soft Dry mode 22℃ 20℃ Heating mode Heating mode 21℃... -
Page 22: Airflow Direction Control
CS-XA9DKD / CU-XA9DKD / CS-XA12DKD / CU-XA12DKD Basic Fan Speed Category (Lo-) SSLo Auto Cooling Mode Operation Manual Auto Soft Dry Operation Manual Auto Heating mode operation Manual Category (Lo-) Cool, Dry 1260 1050 XA9DKD 1260 1050 Heat Cool, Dry... - Page 23 CS-XA9DKD / CU-XA9DKD / CS-XA12DKD / CU-XA12DKD 8.7 Oxygen Mode Operation To supply oxygen enrich air to indoor for healthier and comfortable environment and wider operation scope. When oxygen operation is On by pressing the Oxygen buttonat remote control , LED on air conditioner unit lights, vacuum pump and outdoor fan operates.
- Page 24 CS-XA9DKD / CU-XA9DKD / CS-XA12DKD / CU-XA12DKD 8.7.2. Oxygen Enrich Protection Control Vacuum pump restart protection control Purpose : To prevent starting noise caused by vacuum pump’s frequently restart in a short period. Stop Stop Oxygen Button Vacuum Pump ON OFF(30sec.) OFF(30sec.)
- Page 25 CS-XA9DKD / CU-XA9DKD / CS-XA12DKD / CU-XA12DKD 8.7.4. Timer Setting 1. When the unit stops operating, OF-TIMER is not available; When the unit is running(including oxygen individual operation), ON-TIMER is not available. 2. When OFF-TIMER is set during oxygen individual operation, the unit won’t stop oxygen operation until the setting time is out.
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Page 26: Random Auto Restart Control
CS-XA9DKD / CU-XA9DKD / CS-XA12DKD / CU-XA12DKD Note: When the ON-TIMER is set, operation will start before the actual set time. This is to enable the room temperature to reach the set temperature at the set time. COOL- 15 minutes in advance. -
Page 27: Installation Instructions
CS-XA9DKD/ CU-XA9DKD/ CS-XA12DKD/ CU-XA12DKD 9 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 28 CS-XA9DKD/ CU-XA9DKD/ CS-XA12DKD/ CU-XA12DKD 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 29 CS-XA9DKD/ CU-XA9DKD/ CS-XA12DKD/ CU-XA12DKD Indoor/Outdoor Unit Installation Diagram Attachedaccessor i es. Accessories par Qty. No Accessories par Qty. Length of power supply cord Piping direction Attention not to Connecting Wire Installation plate (Front side) bend up drain hose Right (Connector) About 1.1 m...
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Page 30: Select The Best Location
CS-XA9DKD/ CU-XA9DKD/ CS-XA12DKD/ CU-XA12DKD 9.2. INDOOR UNIT 9.2.1. SELECT THE BEST LOCATION 9.2.3. 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 31 CS-XA9DKD/ CU-XA9DKD/ CS-XA12DKD/ CU-XA12DKD Installthe IndoorUnit Hooks at Hook the indoor unit onto the installation upper portion of installation plate plate (Engage the indoor unit with the upper edge of the installation plate). Ensure the hooks are Sleeve for properly seated on the installation piping hole plate by moving in left and right.
- Page 32 CS-XA9DKD/ CU-XA9DKD/ CS-XA12DKD/ CU-XA12DKD 9.2.5. CONNECT THE CABLE TO THE How to pull the piping and drain hose out, in case of the embedded piping. INDOOR UNIT Apply putty or caulking material to seal the wall opening PVC tube for drain hose 1.
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Page 33: Mode
CS-XA9DKD/ CU-XA9DKD/ CS-XA12DKD/ CU-XA12DKD 9.3. OUTDOOR UNIT HOW TO TAKE OUT FRONT GRILL E 9.3.1. SELECT THE BEST LOCATION Please follow the steps below to take out front grille if (Refer to "Select the best location" necessary such as when servicing. - Page 34 CS-XA9DKD/ CU-XA9DKD/ CS-XA12DKD/ CU-XA12DKD CUTTING AND FLARING THE PIPING 1. Please cut using pipe cutter and then remove the burrs. 2. Remove the burrs by using reamer. If burrs is not removed, gas leakage may be caused. Turn the piping end down to avoid the metal powder entering the pipe.
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Page 35: Connect The Cable To The Outdoor Unit
CS-XA9DKD/ CU-XA9DKD/ CS-XA12DKD/ CU-XA12DKD 9.3.5. (b) AIR PURGING OF THE PIPING AND INDOOR UNIT The remaining air in the Refrigeration cycle which contains moisture may cause malfunction on the compressor. 1. Remove the caps from the 2-way and 3-way valves. - Page 36 CS-XA9DKD/ CU-XA9DKD/ CS-XA12DKD/ CU-XA12DKD DISPOSAL OF OUTDOOR UNIT DRAIN WATER CHECK ITEMS If a drain elbow is used, the unit should be placed on a stand Is there any gas leakage at flare nut connections? which is is taller than 3 cm.
- Page 37 CS-XA9DKD/ CU-XA9DKD/ CS-XA12DKD/ CU-XA12DKD 9.3.8. OXYGEN TUBE CONECTION Precautions during oxygen tube connection 1.Tube allowable length and height difference is the same as pipes. 2.Tube should be pulled without folding it along the path of refrigerant pipe, providing sufficient allowance and cut to length.
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Page 38: 10 2-Way,3-Way Valve
CS-XA9DKD / CU- XA9DKD / CS- XA12DKD / CU- XA12DKD 10 2-way,3-way Valve 3-way Valve (Gas Side) 2-way Valve (Liquid Side) Works Shaft Position Shaft Position Service Port Shipping Close Closed Closed (With cap) (With valve cap) (With valve cap)`... -
Page 39: Evacuation Of Installation
CS-XA9DKD / CU- XA9DKD / CS- XA12DKD / CU- XA12DKD 10.1. Evacuation of Installation When installing an air conditioner, be sure to evacuate the air inside the indoor unit and pipes in the following procedure. Required tools: Hexagonal wrench, adjustable wrench, torque wrench, The air in the indoor unit and in the piping must be purged. -
Page 40: Pumping Down
CS-XA9DKD / CU- XA9DKD / CS- XA12DKD / CU- XA12DKD 10.2. Pumping down (For Re-Installation) (Indoor unit) (Liquid side) (Outdoor unit) 2-way valve Closed (Gas side) 3-way valve Closed Open High Closed Procedure 1.Confirm that both 2-way and 3-way valves are set to open 6. -
Page 41: Re-Air Purging
CS-XA9DKD / CU- XA9DKD / CS- XA12DKD / CU- XA12DKD 10.3.Re-air Purging (Re-installation) (Liquid side) (Indoor unit) (Outdoor unit) 2-way valve Open (Gas side) 3-way valve Open Open Vacuum Pump High Closed 1.Connect a charging hose with a push pin to the Low 7.Tighten the service port caps of both the 3-way valve... - Page 42 CS-XA9DKD / CU- XA9DKD / CS- XA12DKD / CU- XA12DKD 10.4. Balance refrigerant of the 2-way,3-way walves (Gas leakage) (Liquid side) (Indoor unit) (Outdoor unit) 2-way valve Open (Gas side) 3-way valve Open Open Vacuum pump High Closed Procedure Open the valve (Low side) on the charge set and Confirm that both the 3-way valve and 2-way valve are discharge the refrigerant until the gauge indicates 0.05...
- Page 43 CS-XA9DKD / CU- XA9DKD / CS- XA12DKD / CU- XA12DKD 10.5. Evacuation (Installation) (No refrigerant in the refrigeration cycle) (Liquid side) (Indoor unit) (Outdoor unit) 2-way valve Open (Gas side) 3-way valve Open Open Vacuum Pump High Closed Procedure Connect the vacuum pump to the charge set’s centre hose.
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Page 44: Gas Charging
CS-XA9DKD / CU- XA9DKD / CS- XA12DKD / CU- XA12DKD 10.6. Gas charging (After Evacuation) (Indoor unit) (Liquid side) (Outdoor unit) 2-way valve Open (Gas side) 3-way valve Open Open High Closed Charging cylinder Procedure 1.Connect the charge hose to the charging cylinder. -
Page 45: Disassembly Of The Parts
CS-XA9DKD / CU- XA9DKD / CS- XA12DKD / CU- XA12DKD 11 Disassembly of the parts Removal Procedure For Intake Grille 1. Open the intake grille and pull it to the horizontal position. (Fig. 1) Opener Fig. 1 2. Pull up the intake grille until it falls off.(Fig. 2) Fig. - Page 46 CS-XA9DKD / CU- XA9DKD / CS- XA12DKD / CU- XA12DKD Removal Procedure For Electronic Controller 1 Remove indicador complete Afer removing the front grille, loose the screw behind the indicator, the whole indicator can be released. Indicator Complete Fig 6 2 Remove the cover of control board and holder 3 Break off the earing ,release the holder slightly.
- Page 47 CS-XA9DKD / CU- XA9DKD / CS- XA12DKD / CU- XA12DKD Removal Procedure For Cross Flow Fan fixing board Release the two fixing screws,disassembly the fixing board from evaporator on the left side of the evaporator and pull out the whole evaporator.
- Page 48 CS-XA9DKD / CU- XA9DKD / CS- XA12DKD / CU- XA12DKD Replacing procedure for the Vacuum Pump Complete 1 Release the fixing screws. Fig.17 2 Pull out the connecting pipe and lead wired fig.18 Fig.17 Fig.18 3 Replacing the Vacuum Pump Fig.19...
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Page 49: Troubleshooting Guide
CS-XA9DKD / CU- XA9DKD / CS- XA12DKD / CU- XA12DKD 12 Troubleshooting Guide 12.1. Refrigeration cycle system Normal pressure and outlet air temperature(standard) In order to diagnose malfunctions, make sure that there are no Outlet air Gas side pressure electrical problems before inspecting the refrigeration cycle. -
Page 50: Diagnosis Methods Of A Malfunction Of A Compressor
CS-XA9DKD / CU- XA9DKD / CS- XA12DKD / CU- XA12DKD 12.2. Relationship between the condition of air conditioner and pressrue and electric current Cooling mode Heating mode Condition of the air Low pressure High pressure Electric current Low pressure High pressure... -
Page 51: Technical Data
CS-XA9DKD / CU- XA9DKD / CS- XA12DKD / CU- XA12DKD 13 Technical Data Thermostat characteristics Cooling mode Soft dry mode Cooling on Compressor on Cooling off Compressor off= set temperature Set temperature Soft Dry off Soft Dry on in difference... - Page 52 CS-XA9DKD / CU- XA9DKD / CS- XA12DKD / CU- XA12DKD Cooling characteristics CS/CU-XA9DKD CS/CU-XA12DKD 220V 220V 0.60 0.60 0.55 0.55 0.50 0.50 0.45 0.45 0.40 0.40 Outdoor temp( ) Outdoor temp( ) [Condition] Room temp: 27/19 [Condition] Room temp: 27/19...
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Page 53: Exploded View
CS-XA9DKD / CU-XA9DKD / CS-XA12DKD / CU-XA12DKD 14 Exploded View CS-XA9DKD CS-XA12DKD... -
Page 54: Replacement Parts List
CS-XA9DKD / CU-XA9DKD / CS-XA12DKD / CU-XA12DKD 15 Replacement Parts List CS-XA9DKD CS-XA12DKD Q'TY DESCRIPTION&NAME CS-XA9DKD CS-XA12DKD CHASSIS COMPLETE CWD50C1423 CWD50C1423 FAN MOTOR CWA921116 CWA921116 CROSS FLOW FAN COMPLETE CWH02C1036 CWH02C1036 EVAPORATOR CWB30C1760 CWB30C1763 TUBE ASS'Y CWT01C3523 CWT01C3457 FIXING BOARD... -
Page 55: Exploded View
CS-XA9DKD / CU-XA9DKD / CS-XA12DKD / CU-XA12DKD 16 Exploded View CU-XA9DKD CU-XA12DKD... -
Page 56: Replacement Parts List
CS-XA9DKD / CU-XA9DKD / CS-XA12DKD / CU-XA12DKD 17 Replacement Parts List CU-XA9DKD CU-XA12DKD Q'TY DESCRIPTION&NAME CU-XA9DKD CU-XA12DKD BASE ASS'Y CWD50K2124A CWD50K2124A HOLDER-FAN MOTOR CWD541020 CWD541020 SCREW-F.M. HOLDER CWH551060J CWH551060J FAN MOTOR CWA951452 CWA951452 FIXING SCREW-FAN MOTOR CWH55406J CWH55406J PROPELLER FAN... - Page 57 CS-XA9DKD / CU-XA9DKD / CS-XA12DKD / CU-XA12DKD NUMBER JUMPER JUMPER JUMPER NONE NONE NONE JUMPER NONE...
- Page 58 CS-XA9DKD / CU-XA9DKD / CS-XA12DKD / CU-XA12DKD INTP2 INTP2 INTP1 INTP1 IC 1 IC 1 INTP0 INTP0 Vss1 Vss1 A52D00760648 Vss0 Vss0 Vdd0 Vdd0 RESET RESET Avrof Avrof An10 An10...
- Page 59 CS-XA9DKD / CU-XA9DKD / CS-XA12DKD / CU-XA12DKD...
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Page 60: Electronic Circuit Diagram
CS-XA9DKD / CU-XA9DKD / CS-XA12DKD / CU-XA12DKD 18.2 How to use electronic circuit diagram. Before using the circuit diagram, read the following carefully. Voltage measurement Voltage has been measured with a digital tester when the indoor fan is set at high Fan Speed under the following conditions without setting the timer. - Page 61 CS-XA9DKD / CU-XA9DKD / CS-XA12DKD / CU-XA12DKD J5 (Model) Cooling Only Heat Pump A/B(J1) - 61 -...
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