Panasonic CS-C9CKPG Service Manual

Room air conditioner

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Room Air Conditioner

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Summary of Contents for Panasonic CS-C9CKPG

Page 1: Table Of Contents
Order No. MAC0210069C1 Room Air Conditioner CS-C9CKPG CU-C9CKP6G CS-C12CKPG CU-C12CKP6G CONTENTS Page Page 1 Features 11 2-way, 3-way Valve 2 Functions 12 Servicing Information 3 Product Specifications 13 Troubleshooting Guide 4 Dimensions 14 Technical Data 5 Refrigeration Cycle Diagram 15 Exploded View...
Page 2: Features
CS-C9CKPG CU-C9CKP6G / CS-C12CKPG CU-C12CKP6G 1 Features • High Efficiency • Quality Improvement − Gas leakage protection • Compact Design − Prevent compressor reverse cycle − OLP to protect compressor • Comfort Environment − Noise prevention during soft dry operation −...
Page 3: Functions
CS-C9CKPG CU-C9CKP6G / CS-C12CKPG CU-C12CKP6G 2 Functions Remote Control Self illuminating button OFF / ON I TEMP. Operation OFF / ON Room Temperature Setting Cooling, Soft Dry, Air Circulation Operation. • Temperature Setting (16°C to 30°C) MODE Operation Mode Selection Automatic Operation •...
Page 4: Indoor Unit
CS-C9CKPG CU-C9CKP6G / CS-C12CKPG CU-C12CKP6G Indoor Unit AUTO OFF / ON Automatic Operation Button Random Auto Restart Control • Press for < 5s to operate Automatic • Operation is restarted randomly after power operation mode. failure at previous setting mode.
Page 5 CS-C9CKPG CU-C9CKP6G / CS-C12CKPG CU-C12CKP6G Outdoor Unit Compressor Reverse Rotation Protection Control • To protect compressor from reverse rotation when there is a instantaneous power failure. Overload Protector • OLP to protect the compressor. Overload Protector will trip when – High temperature or high current flows to compressor.
Page 6: Product Specifications
CS-C9CKPG CU-C9CKP6G / CS-C12CKPG CU-C12CKP6G 3 Product Specifications Unit CS-C9CK CU-C9CK Power Source Phase, Voltage, Cycle Single, 115, 60 Hz Cooling Capacity kW (BTU/h) 2.58 (8,800) 2.60 (8,800) Moisture Removal l/h (Pint/h) 0.8 (1.7) Airflow Method OUTLET SIDE VIEW TOP VIEW...
Page 7 35 µF, 370VAC Fan Motor Capacitor µF, VAC 5.0 µF, 230VAC 8.0 µF, 230VAC Note: • Specifications are subject to change without notice for further improvement. • (1) — CS-C9CKPG-4 / CU-C9CKP6G-4 (USA). • (2) — CS-C9CKPG-5 / CU-C9CKP6G-5 (Canada).
Page 8 CS-C9CKPG CU-C9CKP6G / CS-C12CKPG CU-C12CKP6G Unit CS-C12CK CU-C12CK Power Source Phase, Voltage, Cycle Single, 115, 60 Hz Cooling Capacity kW (BTU/h) 3.60 (12,300) Moisture Removal l/h (Pint/h) 1.4 (3.0) Airflow Method OUTLET SIDE VIEW TOP VIEW INTAKE Air Volume Indoor Air (Lo) /min (cfm) 6.9 (240)
Page 9 CS-C9CKPG CU-C9CKP6G / CS-C12CKPG CU-C12CKP6G Unit CS-C12CK CU-C12CK Refrigerant (R-22) g (oz) — 970 (34.2) Thermostat Electronic Control — Protection Device — Overload Protector Capillary Tube Length — Flow Rate l/min — Inner Diameter — Air Filter Material P.P. —...
Page 10: Dimensions
CS-C9CKPG CU-C9CKP6G / CS-C12CKPG CU-C12CKP6G 4 Dimensions...
Page 11 CS-C9CKPG CU-C9CKP6G / CS-C12CKPG CU-C12CKP6G...
Page 12: Refrigeration Cycle Diagram
CS-C9CKPG CU-C9CKP6G / CS-C12CKPG CU-C12CKP6G 5 Refrigeration Cycle Diagram...
Page 13: Block Diagram
CS-C9CKPG CU-C9CKP6G / CS-C12CKPG CU-C12CKP6G 6 Block Diagram...
Page 14: Wiring Diagram
CS-C9CKPG CU-C9CKP6G / CS-C12CKPG CU-C12CKP6G 7 Wiring Diagram...
Page 15: Operation Details
CS-C9CKPG CU-C9CKP6G / CS-C12CKPG CU-C12CKP6G 8 Operation Details 8.1. Cooling Mode Operation Cooling in operation according to Remote Control setting. Time Delay Safety Control (3 minutes) • When the compressor is stopped by Remote Control, it restarts after 3 minutes when the Remote Control is turned ON.
Page 16 CS-C9CKPG CU-C9CKP6G / CS-C12CKPG CU-C12CKP6G Automatic Fan Speed Mode When Automatic Fan Speed is selected at Remote Control during cooling operation. • Fan speed rotates in the range of Hi to Me. • Deodorizing Control. Cooling Operation Time Diagram...
Page 17 CS-C9CKPG CU-C9CKP6G / CS-C12CKPG CU-C12CKP6G Quiet Operation Control (For Cooling Mode or cooling region of Soft Dry Mode) • Purpose of this operation is to provide quite cooling operation compare to normal operation. • When the Quiet Mode is set at the remote control, Quiet Mode LED illuminates, the sound level will be automatically decreased 2 dB (Lo), decreased 3 dB (Hi, Me), against the present sound level operation.
Page 18: Soft Dry Mode Operation
CS-C9CKPG CU-C9CKP6G / CS-C12CKPG CU-C12CKP6G 8.2. Soft Dry Mode Operation • The unit starts cooling operation until the room temperature reaches the setting temperature set on the Remote Control, and then Soft Dry operation will start. • During Soft Dry operation, the Indoor Fan will operate at Lo- speed.
Page 19 CS-C9CKPG CU-C9CKP6G / CS-C12CKPG CU-C12CKP6G Soft Dry Operation Time Diagram Quiet Operation Control (For Dry region of Soft Dry Mode)
Page 20: Air Circulation Mode Operation
CS-C9CKPG CU-C9CKP6G / CS-C12CKPG CU-C12CKP6G 8.3. Air Circulation Mode Operation • When the temperature near the ceiling reaches the setting temperature, Air Circulation Mode operation commences at low airflow volume. It stops when the temperature drops to 2°C below the setting temperature.
Page 21: Powerful Mode Operation
CS-C9CKPG CU-C9CKP6G / CS-C12CKPG CU-C12CKP6G 8.5. Powerful Mode Operation • Purpose of this operation is to obtain the setting temperature quickly. • When the Powerful Mode is set, the set temperature will be automatically decreased 3°C against the present setting temperature (Lower temperature: 16°C).
Page 22: Indoor Fan Speed Control
CS-C9CKPG CU-C9CKP6G / CS-C12CKPG CU-C12CKP6G 8.8. Indoor Fan Speed Control • Auto Fan Speed Control When set to Auto Fan Speed, the fan speed is adjusted between maximum and minimum setting as shown in the table. • Manual Fan Speed Control Basic fan speed adjustment (3 settings, from Lo to Hi) can be carried out by using the Fan Speed selection button at the remote control.
Page 23: Vertical Airflow Direction Control
CS-C9CKPG CU-C9CKP6G / CS-C12CKPG CU-C12CKP6G 8.9. Vertical Airflow Direction Control Vertical Airflow Direction Auto-Control • When set a Airflow Direction Auto-Control with remote control, the louver swings up and down as shown in the diagram. • The louver does not swing when the Indoor Fan Motor stops during operation at the upper limit.
Page 24: Operating Instructions
CS-C9CKPG CU-C9CKP6G / CS-C12CKPG CU-C12CKP6G 9 Operating Instructions SAFETY PRECAUTIONS I Installation Precautions I Operation Precautions Before operating, please read the following “Safety Precautions” carefully. Warning Warning G To prevent personal injury, injury to others and This sign warns of death or serious injury.
Page 25 CS-C9CKPG CU-C9CKP6G / CS-C12CKPG CU-C12CKP6G G How to Insert the Batteries NAME OF EACH PART I Remote Control 1 Signal Transmitter 2 Operation Display 3 Quiet Mode Operation Button 4 Room Temperature Setting Button (Illuminating button) AUTO HEA HEAT COOL...
Page 26: Convenience Operation
CS-C9CKPG CU-C9CKP6G / CS-C12CKPG CU-C12CKP6G I Setting the Fan Speed I Setting the Horizontal Airflow Direction G Operation Details • Press 4 to select:- – Low Fan Speed COOL – Cooling Operation – Medium Fan Speed • To set the room temperature at your preference –...
Page 27: Care And Maintenance
CS-C9CKPG CU-C9CKP6G / CS-C12CKPG CU-C12CKP6G CARE AND MAINTENANCE I Cleaning the Indoor Unit and Remote I Pre-season Inspection I Air Purifying Filters Control G Is the discharged air cold/warm? • Wipe gently with a soft, dry cloth. Operation is normal if 15 minutes after the start of •...
Page 28: Troubleshooting
If the following conditions occur, turn off the circuit Is it okay? Solution breaker, and then call your authorized Panasonic dealers • Air conditioner has been restarted, but does not • This is to protect the air conditioner. Wait until the air or servicenter.
Page 29: Installation Instructions
CS-C9CKPG CU-C9CKP6G / CS-C12CKPG CU-C12CKP6G 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 30 CS-C9CKPG CU-C9CKP6G / CS-C12CKPG CU-C12CKP6G 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 31 CS-C9CKPG CU-C9CKP6G / CS-C12CKPG CU-C12CKP6G Attached accessories Indoor/Outdoor Unit Installation Diagram Applicable piping kit CZ-3F5, 7AEN (CS-C9CKPG) CZ-4F5, 7, 10AN (CS-C12CKPG) SELECT THE BEST LOCATION INDOOR UNIT • There should not be any heat source or steam near the unit.
Page 32: Select The Best Location
CS-C9CKPG CU-C9CKP6G / CS-C12CKPG CU-C12CKP6G 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 33 CS-C9CKPG CU-C9CKP6G / CS-C12CKPG CU-C12CKP6G 2. For the embedded piping (This can be used for left rear piping & left bottom piping also.)
Page 34 CS-C9CKPG CU-C9CKP6G / CS-C12CKPG CU-C12CKP6G 10.2.5. INDOOR UNIT ELECTRICAL WIRING 1. Remove the control board metal cover. • Secure the wire onto the control board with the holder 2. Unscrew the conduit cover & fix the conduit connector to (clamper).
Page 35: Outdoor Unit
CS-C9CKPG CU-C9CKP6G / CS-C12CKPG CU-C12CKP6G 10.3. OUTDOOR UNIT HOW TO TAKE OUT FRONT GRILLE Please follow the steps below to take out front grille if 10.3.1. SELECT THE BEST LOCATION necessary such as when servicing. (Refer to “Select the best location”...
Page 36: Evacuation Of The Equipment
CS-C9CKPG CU-C9CKP6G / CS-C12CKPG CU-C12CKP6G 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.
Page 37: Pipe Insulation
CS-C9CKPG CU-C9CKP6G / CS-C12CKPG CU-C12CKP6G 10.3.5. OUTDOOR UNIT ELECTRICAL WIRING 1. Remove Top Panel. 2. Remove Control Board Cover (Metal & Resin). 3. Remove Plugs. 4. Fix the conduit connector to the conduit hole with lock-nut, then secure it. 5. Connecting wire between indoor unit and outdoor unit should be UL listed or CSA approved 4 ×...
Page 38 CS-C9CKPG CU-C9CKP6G / CS-C12CKPG CU-C12CKP6G EVALUATION OF THE PERFORMANCE • Operate the unit at cooling operation mode for fifteen minutes or more. • Measure the temperature of the intake and discharge air. • Ensure the difference between the intake temperature and the discharge is more than 8°C (46.4°F).
Page 39: 11 2-Way, 3-Way Valve
CS-C9CKPG CU-C9CKP6G / CS-C12CKPG CU-C12CKP6G 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 40: Air Purging Of The Piping And Indoor Unit
CS-C9CKPG CU-C9CKP6G / CS-C12CKPG CU-C12CKP6G 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 41 CS-C9CKPG CU-C9CKP6G / CS-C12CKPG CU-C12CKP6G 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 42 CS-C9CKPG CU-C9CKP6G / CS-C12CKPG CU-C12CKP6G 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 43 CS-C9CKPG CU-C9CKP6G / CS-C12CKPG CU-C12CKP6G 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 44 CS-C9CKPG CU-C9CKP6G / CS-C12CKPG CU-C12CKP6G 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 45: Gas Charging
CS-C9CKPG CU-C9CKP6G / CS-C12CKPG CU-C12CKP6G 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 46: Servicing Information
CS-C9CKPG CU-C9CKP6G / CS-C12CKPG CU-C12CKP6G 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 47 CS-C9CKPG CU-C9CKP6G / CS-C12CKPG CU-C12CKP6G − Pulling out the Drain Hose from outlet to remove the Discharge Grille. (Fig. 5) − Removing the right and left screws. (Fig. 5) − Then remove the Control Board by pressing down the hook at the left and pushing up the right hook. (Fig. 5) Fig.
Page 48 CS-C9CKPG CU-C9CKP6G / CS-C12CKPG CU-C12CKP6G − Remove the screws at the left of the Evaporator. (Fig. 8) Fig. 8 − Remove the Bearing. (Fig. 9) − Push up the Evaporator and pull out the Cross Flow Fan from shaft. By then, Fan Motor can be taken out. (Fig. 9)
Page 49 CS-C9CKPG CU-C9CKP6G / CS-C12CKPG CU-C12CKP6G • Remote Control Reset When the batteries are inserted for the first time, or the batteries are replaced, all the indications will blink and the remote control might not work. If this happen, remove the cover of the remote control and you will find a resetting terminal, and by shorting it with a minus screwdriver, it will return to normal.
Page 50: Troubleshooting Guide
CS-C9CKPG CU-C9CKP6G / CS-C12CKPG CU-C12CKP6G 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 51: Diagnosis Methods Of A Malfunction Of A Compressor
CS-C9CKPG CU-C9CKP6G / CS-C12CKPG CU-C12CKP6G 13.1.1. Relationship between the condition of the air conditioner and pressure and electric current Cooling Mode Condition of the air conditioner Low Pressure High Pressure Electric current during operation Insufficient refrigerant (gas leakage) Clogged capillary tube or...
Page 52: Technical Data
CS-C9CKPG CU-C9CKP6G / CS-C12CKPG CU-C12CKP6G 14 Technical Data...
Page 53 CS-C9CKPG CU-C9CKP6G / CS-C12CKPG CU-C12CKP6G...
Page 54: Exploded View
CS-C9CKPG CU-C9CKP6G / CS-C12CKPG CU-C12CKP6G 15 Exploded View 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 55: Replacement Parts List
CONTROL BOARD COVER CWH131113 ← FULCRUM CWH621013 (Note) • All parts are supplied from MAICO, Malaysia (Vendor Code: 061). • “O” marked parts are recommended to be kept in stock. • (1) — CS-C9CKPG-4, CS-C12CKPG-4 (USA). • (2) — CS-C9CKPG-5, CS-C12CKPG-5 (Canada).
Page 56: Exploded View
CS-C9CKPG CU-C9CKP6G / CS-C12CKPG CU-C12CKP6G 17 Exploded View 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 57: Replacement Parts List
CS-C9CKPG CU-C9CKP6G / CS-C12CKPG CU-C12CKP6G 18 Replacement Parts List <Model: CU-C9CK / CU-C12CK> REF. NO. PART NAME & DESCRIPTION QTY. CU-C9CK CU-C12CK REMARKS ← CHASSY ASS’Y CWD50K2055A SOUND PROOF MATERIAL CWG302125 CWG302154 ← CWG302125 ← FAN MOTOR BRACKET CWD541030 ←...
Page 58: Electronic Circuit Diagram
CS-C9CKPG CU-C9CKP6G / CS-C12CKPG CU-C12CKP6G 19 Electronic Circuit Diagram • CS-C9CK / CU-C9CK • CS-C12CK / CU-C12CK SCHEMATIC DIAGRAM 1/3 MAIN 5.1k RECEIVER (MX3) CN-RCV1 — INDICATOR (PH10) SW101 CN-DISP AUTO CN-DISP D101 POWER D102 QUIET D103 TIMER D104 ECONOMY...
Page 59 CS-C9CKPG CU-C9CKP6G / CS-C12CKPG CU-C12CKP6G SCHEMATIC DIAGRAM 2/3 TEST 4.7k P50/A8 SSR01 P51/A9 RY-PWR DRIVE SIGNAL STEPPING 4.7k TIMER SHORTEN MOTOR P52/A10 P03/INTP3 DRIVE SIGNAL FAN SPEED P53/A11 DRIVE SIGNAL P02/INTP2 BUZZER AUTO OPERATION P54/A12 P01/INTP1 TEST RUN DISPLAY REMOTE CONTROL...
Page 60 CS-C9CKPG CU-C9CKP6G / CS-C12CKPG CU-C12CKP6G SCHEMATIC DIAGRAM 3/3 MOTOR POWER SUPPLY MAGNETIC RY-PWR (WHT) RELAY FUSE OVERLOAD PROTECTOR IC03 IC04 REGULATOR REGULATOR DB01 COMPRESSOR (NHG) ZNR03 1.0k 39k/2W 39k/2W 511U POWER CLOCK GENERATOR PC01 3.9k SSR01 ZNR01 125 H 511U 4.7k...
Page 61 CS-C9CKPG CU-C9CKP6G / CS-C12CKPG CU-C12CKP6G...
Page 62 CS-C9CKPG CU-C9CKP6G / CS-C12CKPG CU-C12CKP6G 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 63 CS-C9CKPG CU-C9CKP6G / CS-C12CKPG CU-C12CKP6G 19.1. REMOTE CONTROL...
Page 64: Print Pattern Indoor Unit Printed Circuit Board
CS-C9CKPG CU-C9CKP6G / CS-C12CKPG CU-C12CKP6G 19.2. PRINT PATTERN INDOOR UNIT PRINTED CIRCUIT BOARD TOP VIEW...
Page 65: Print Pattern
CS-C9CKPG CU-C9CKP6G / CS-C12CKPG CU-C12CKP6G 19.3. PRINT PATTERN INDOOR UNIT PRINTED CIRCUIT BOARD BOTTOM VIEW [MAICO] Printed in Malaysia...

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