Table of Contents
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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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CS/CU-PC9DKV
CS/CU-PC12DKV
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(GMAC) All rights reserved. Unauthorized copying
and distribution is violation of law.
Order No. GMAC0505041C3
Air Conditioner
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Guangzhou Matsushita Air Conditioner Co., Ltd.
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Table of Contents
Related Manuals for Panasonic CS-PC9DKV
Summary of Contents for Panasonic CS-PC9DKV
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Page 1: Table Of Contents
Order No. GMAC0505041C3 Air Conditioner CS/CU-PC9DKV CS/CU-PC12DKV 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. Products powered by electricity should be serviced or repaired only by experienced professional technicians. -
Page 2: Features
CS-PC9DKV / CU-PC9DKV / CS-PC12DKV / CU-PC12DKV 1 Features High Efficiency Comfort Environment Air filter with function to reduce dust and smoke Air Quality Indicator Auto Restart Control 12-hour Timer Setting Automatically restart after power failure... -
Page 3: Functions
CS-PC9DKV / CU-PC9DKV / CS-PC12DKV / CU-PC12DKV 2 Functions Remote Control OFF/ON SWING Operation START/STOP Airflow Direction Control Turn on/off the air conditionor Horizontal Airflow Direction Control When stop the operation by pressing -Auto Control OFF/ON button,the cursor key points -Manual Control to OFF. -
Page 4: Indoor Unit
CS-PC9DKV / CU-PC9DKV / CS-PC12DKV / CU-PC12DKV Indoor Unit National Auto Switch Button Power Switch ON/OFF 7-Minutes Time Save Control When the remote control cannot be used or 7-minutes automatic restarting at Cooling for repairing and testing ,please use this Operation button. -
Page 5: Outdoor Unit
CS-PC9DKV / CU-PC9DKV / CS-PC12DKV / CU-PC12DKV Outdoor Unit Anti-reverse Protection 60-seconds Test Operation Control To protect the compressor from reverse Once the compressor is activated, it does not stop for 60 seconds. It stops rotation when power off suddenly. -
Page 6: Product Specifications
CS-PC9DKV / CU-PC9DKV / CS-PC12DKV / CU-PC12DKV 3 Product Specifications Unit CS-PC9DKV CU-PC9DKV 2.50-2.50 Cooling Capacity Moisture Removal Single Phase 220/230 Power Source Cycle TOP VIEW SIDE VIEW OUTLET Airflow Method INTAKE Air Circulation Indoor Air (low) m /min Indoor Air (medium) - Page 7 CS-PC9DKV / CU-PC9DKV / CS-PC12DKV / CU-PC12DKV Unit CS-PC9DKV CU-PC9DKV Description Evaporator Condenser Heat copper copper Tube Material Exchanger Fin Type slot type Corrugation type Rows/Stage (Plate fin configuration,forced draft) 2 x12 1 x 24 610x168x25.4 Dimensions 575.8x504x12.7 Refrigerant Control Device...
- Page 8 CS-PC9DKV / CU-PC9DKV / CS-PC12DKV / CU-PC12DKV Unit CS-PC12DKV CU-PC12DKV Cooling Capacity 3.50-3.50 Moisture Removal Single Phase 220/230 Power Source Cycle TOP VIEW OUTLET SIDE VIEW Airflow Method INTAKE Air Circulation Indoor Air (low) m /min Indoor Air (medium) m /min...
- Page 9 CS-PC9DKV / CU-PC9DKV / CS-PC12DKV / CU-PC12DKV Unit CS-PC12DKV CU-PC12DKV Description Evaporator Condenser Heat copper copper Tube Material Exchanger Fin Type slot type Corrugation type (Plate fin configuration,forced draft) Rows/Stage 2 x 12 2 x 24 Dimensions 610x252x25.4 558 X504x25.4...
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Page 10: Dimensions
CS-PC9DKV / CU-PC9DKV / CS-PC12DKV / CU-PC12DKV 4 Dimensions Indoor Unit CS-PC9DKV CS-PC12DKV 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 (79) - Page 11 CS-PC9DKV / CU-PC9DKV / CS-PC12DKV / CU-PC12DKV Outdoor Unit CU-PC9DKV Unit : mm CU-PC12DKV <Top View> 61.6 Required space for installation Air intake 10cm 10cm 100cm Air outlet <Front View> <Side View> 55.8 61.6...
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Page 12: Refrigeration Cycle Diagram
CS-PC9DKV / CU-PC9DKV / CS-PC12DKV / CU-PC12DKV 5 Refrigeration Cycle Diagram CS/CU-PC9DKV CS/CU-PC12DKV INTAKE AIR INTAKE AIR AIR QUALITY SENSOR SENSOR SENSOR PIPING PIPING SENSOR SENSOR PIPING PIPING SENSOR SENSOR... -
Page 13: Block Diagram
CS-PC9DKV / CU-PC9DKV / CS-PC12DKV / CU-PC12DKV 6 Block Diagram CS-PC9DKV/CU-PC9DKV CS-PC12DKV/CU-PC12DKV... -
Page 14: Wiring Diagram
CS-PC9DKV / CU-PC9DKV / CS-PC12DKV / CU-PC12DKV 7 Wiring Diagram CS-PC9DKV/CU-PC9DKV CS-PC12DKV/CU-PC12DKV REMOTE CONTROL ELECTRONIC CONTROLLER SIGNAL RECEIVER STEPPING MOTOR INDICATOR POWER SUPPLY POWER SUPPLY CORD CORD FAN MOTOR CN-FM C-FM AUTO SWITCH AC 220V-230 60Hz AC 220V-230 60Hz (SW 01) -
Page 15: Operation Details
CS-PC9DKV / CU-PC9DKV / CS-PC12DKV / CU-PC12DKV 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 16: Soft Dry Mode Operation
CS-PC9DKV / CU-PC9DKV / CS-PC12DKV / CU-PC12DKV 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 17: Cooling Mode Operation
CS-PC9DKV / CU-PC9DKV / CS-PC12DKV / CU-PC12DKV 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... -
Page 18: Automatic Mode Operation
CS-PC9DKV / CU-PC9DKV / CS-PC12DKV / CU-PC12DKV 8.3. Automatic Mode Operation Standard for Determining Operation Mode First Determination: Setting Temperature (Standard) Cooling mode Intake Air Cooling mode temperature Soft Dry mode Soft Dry mode Second Determination: One hour after the above determination, the unit will operate according to the table below. - Page 19 CS-PC9DKV / CU-PC9DKV / CS-PC12DKV / CU-PC12DKV 8.5 Air Quality Sensor Control Resistance of air quality sensor: Rs(air)=10k ~50k ( The worse the air quality, the smaller the resistance.) Basic Operation Detecting and indicating of the air quality will not stop during the operation of the air conditioner.
- Page 20 CS-PC9DKV / CU-PC9DKV / CS-PC12DKV / CU-PC12DKV Detecting of air quality( When the air conditioner is on standby.) (a) After the air conditioner stops operation, it will provides power to the air quality sensor intermittently to detect the air quality and update the resistance reference (MAXR). The power of the air quality sensor will be on for 3 minutes after each 109 minutes.
- Page 21 CS-PC9DKV / CU-PC9DKV / CS-PC12DKV / CU-PC12DKV Forced Resetting Forced Resetting Time (The added operation time mentioned later not included.) (a) Air Pollution Level 2: Red: 5 minutes Orange: 8 minutes Green (B) Air Pollution Level 1: Red: 5 minutes...
- Page 22 CS-PC9DKV / CU-PC9DKV / CS-PC12DKV / CU-PC12DKV Demo Mode ( Outdoor unit not needed) Activate the demo mode: Keep the AUTO button on the indoor Tu r n o f f t h e a i r Demo mode operation will be...
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Page 23: Indoor Fan Motor Control
CS-PC9DKV / CU-PC9DKV / CS-PC12DKV / CU-PC12DKV About Cursor Key Which Points To “OFF” On Remote Control When the ON/OFF button on the remote control is pressed, the cursor key which points to “OFF” will appear or disappear to indicate the ON/OFF status of the air conditioner. -
Page 24: Airflow Direction Control
CS-PC9DKV / CU-PC9DKV / CS-PC12DKV / CU-PC12DKV 8.11. Airflow Direction Control Airflow Direction Auto-control When set at airflow direction auto-control with remote control,the louver swings up and down as shown in the table below. The louver does not swing when the indoor fan stops during operation. -
Page 25: Installation
CS-PC9DKV / CU-PC9DKV / CS-PC12DKV / CU-PC12DKV 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 26 CS-PC9DKV / CU-PC9DKV / CS-PC12DKV / CU-PC12DKV 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.
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Page 27: Attached Accessories
CS-PC9DKV / CU-PC9DKV / CS-PC12DKV / CU- PC12DKV Indoor/Outdoor Unit Installation Diagram Attached accessories. Accessories part Qty. Installation plate Indoor/Outdoor Unit Installation Diagram Length of power supply cord Piping direction Attention not to Installation plate fixing screw (Front side) bend up drain hose Right About 1.1 m... -
Page 28: Select The Best Location
CS-PC9DKV / CU-PC9DKV / CS-PC12DKV / CU-PC12DKV 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 29 CS-PC9DKV / CU-PC9DKV / CS-PC12DKV / CU-PC12DKV - 29 -...
- Page 30 CS-PC9DKV / CU-PC9DKV / CS-PC12DKV / CU-PC12DKV 9.2.5. 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...
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Page 31: Install The Outdoor Unit
CS-PC9DKV / CU-PC9DKV / CS-PC12DKV / CU-PC12DKV 9.3. OUTDOOR UNIT HOW TO TAKE OUT FRONT GRILL E 9.3.1. SELECT THE BEST LOCATI ON Please follow the steps below to take out front grille if (Refer to "Select the best location"... - Page 32 CS-PC9DKV / CU-PC9DKV / CS-PC12DKV / CU-PC12DKV 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.
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Page 33: Connect The Cable To The Outdoor Unit
CS-PC9DKV / CU-PC9DKV / CS-PC12DKV / CU-PC12DKV 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 34 CS-PC9DKV / CU-PC9DKV / CS-PC12DKV / CU-PC12DKV CHECK THE DRAINAGE CHECK ITEMS Open front panel and remove air filters. Is there any gas leakage at flare nut connections? (Drainage checking can be carried out without removing the Has the heat insulation been carried out at flare nut front grille.)
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Page 35: 10 2-Way,3-Way Valve
CS-PC9DKV / CU- PC9DKV / CS- PC12DKV / CU- PC12DKV 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 36: Evacuation Of Installation
CS-PC9DKV / CU- PC9DKV / CS- PC12DKV / CU- PC12DKV 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 37: Pumping Down
CS-PC9DKV / CU- PC9DKV / CS- PC12DKV / CU- PC12DKV 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 38: Re-Air Purging
CS-PC9DKV / CU- PC9DKV / CS- PC12DKV / CU- PC12DKV 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 39 CS-PC9DKV / CU- PC9DKV / CS- PC12DKV / CU- PC12DKV 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 40 CS-PC9DKV / CU- PC9DKV / CS- PC12DKV / CU- PC12DKV 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 41: Gas Charging
CS-PC9DKV / CU- PC9DKV / CS- PC12DKV / CU- PC12DKV 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 42: Disassembly Of The Parts
CS-PC9DKV / CU- PC9DKV / CS- PC12DKV / CU- PC12DKV 11 Disassembly of the parts Removal Procedure For Intake Grille 1. Open the intake grille and pull it to the horizontal Opener Opener position. (Fig. 1) Fig. 1 2. Pull up the intake grille until it falls off.(Fig. 2) Fig. - Page 43 CS-PC9DKV / CU- PC9DKV / CS- PC12DKV / CU- PC12DKV Removal Procedure For Electronic Controller 1 Release tabs of the control box cover and detach the control box cover . Release the fixing screws of the control box. (Fig. 6) Fig 6 2.
- Page 44 CS-PC9DKV / CU- PC9DKV / CS- PC12DKV / CU- PC12DKV Removal Procedure For Cross Flow Fan 1. Release the two fixing screws on the left side of the evaporator and lift up the evaporator slightly. (Fig. 10) Fig. 10 2.Loose the fixing screw of the cross flow fan. (Fig. 11) Fixing Screw Fig.
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Page 45: Troubleshooting Guide
CS-PC9DKV / CU- PC9DKV / CS- PC12DKV / CU- PC12DKV 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 Gas side pressure Outlet air electrical problems before inspecting the refrigeration cycle. -
Page 46: Diagnosis Methods Of A Malfunction Of A Compressor
CS-PC9DKV / CU- PC9DKV / CS- PC12DKV / CU- PC12DKV 12.2. Relationship between the condition of air conditioner and pressrue and electric current Cooling mode Condition of the air Low pressure Electric current High pressure conditioner during operation Insufficient refrigerant... -
Page 47: Technical Data
CS-PC9DKV / CU- PC9DKV / CS- PC12DKV / CU- PC12DKV 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 48: Exploded View
CS-PC9DKV / CU- PC9DKV / CS- PC12DKV / CU- PC12DKV 14 Exploded View CS-PC9DKV CS-PC12DKV... -
Page 49: Replacement Parts List
CS-PC9DKV / CU- PC9DKV / CS- PC12DKV / CU- PC12DKV 15 Replacement Parts List CS-PC9DKV/CS-PC12DKV DESCRIPTION&NAME Q'ty CS-PC9DKV CS-PC12DKV CHASSIS COMPLETE CWD50C1348 CWD50C1348 FAN MOTOR CWA921310 CWA921310 CROSS FLOW FAN COMPLETE CWH02C1030 CWH02C1030 EVAPORATOR CWB30C1631 CWB30C1637 INTAKE AIR SENSOR HOLDER... -
Page 50: Exploded View
CS-PC9DKV / CU- PC9DKV / CS- PC12DKV / CU- PC12DKV 16 Exploded View CU-PC9DKV CU-PC12DKV... -
Page 51: Replacement Parts List
CS-PC9DKV / CU- PC9DKV / CS- PC12DKV / CU- PC12DKV 17 Replacement Parts List CU-PC9DKV/CU-PC12DKV DESCRIPTION&NAME Q'ty CU-PC9DKV CU-PC12DKV BASE ASS'Y CWD52K1106A CWD52K1106A HOLDER-FAN MOTOR CWD541072 CWD541072 SCREW-F.M. HOLDER XTT4D10CFJ XTT4D10CFJ FAN MOTOR CWA951427 CWA951427 FIXING SCREW-FAN MOTOR CWH55406J CWH55406J... -
Page 52: Electronic Circuit Diagram
CS-PC9DKV / CU- PC9DKV / CS- PC12DKV / CU- PC12DKV... - Page 53 CS-PC9DKV / CU-PC9DKV / CS-PC12DKV / CU-PC12DKV Comp STP Motor 4-Way Valve Outdoor Fan Drive Signal AUTO Indoor Fan Drive Signal Receiver Indoor Fan Motor Feedback Power Air Quality Indicator Reset Air Quality Sensor Timer Earth Temp Sensor...
- Page 54 CS-PC9DKV / CU-PC9DKV / CS-PC12DKV / CU-PC12DKV AC220V-230V 60HZ Terminal Board Outdoor Unit Blue Capacitor Fan Motor Compressor Yellow Capacitor...
- Page 55 CS-PC9DKV/CU-PC9DKV/CS-PC12DKV/CU-PC12DKV...