Panasonic CS-PC9DKV, Service Manual

Page 1: ...by anyone else could result in serious injury or death 1 Features 2 2 Functions 3 3 Product Specifications 6 4 Dimensions 10 5 Refrigeration Cycle Diagram 12 6 Block Diagram 13 7 Wiring Diagram 14 8...

Page 2: ...ency Air Quality Indicator Comfort Environment Air filter with function to reduce dust and smoke Auto Restart Control Automatically restart after power failure 12 hour Timer Setting CS PC9DKV CU PC9DK...

Page 3: ...erature Setting 16 to 30 Auto Operation Timer Operation Selection Stop Start Operation Control set the ON OFF Timer hourly later Set Cancel Timer Operation Set timer Cancel the set timer 2 Functions R...

Page 4: ...l The unit will restart operation in 3 4 minutes after each pause 7 Minutes Time Save Control 7 minutes automatic restarting at Cooling Operation National 4 Keep pressing this button for 15seconds to...

Page 5: ...ep Overload Protector is to protect the compressor when 1 Temperature of compressor reaches 165 2 High temperature or current enters into the compressor 60 seconds Test Operation Control Once the comp...

Page 6: ...epth Type Motor Type Rated Output Type Motor Type Fan Speed Low Med High Rated Output Input Inch inch Inch inch mm m mm mm mm kg W W W rpm CS PC9DKV CU PC9DKV 2 50 2 50 1 4 Single 220 230 60 SIDE VIEW...

Page 7: ...c c g mm L min mm F V F V Evaporator copper slot type Plate fin configuration forced draft 2 x12 1 x 24 Condenser copper Corrugation type 18 610x168x25 4 Electronic Control P P Honeycomb 17 575 8x504x...

Page 8: ...Width Depth Type Motor Type Rated Output Type Motor Type Fan Speed Low Med High Rated Output Input Inch inch Inch inch mm m mm mm mm kg W W W rpm CS PC12DKV CU PC12DKV 3 50 3 50 2 1 Single 220 230 6...

Page 9: ...c g mm L min mm F V F V Evaporator copper slot type Plate fin configuration forced draft 2 x 12 2 x 24 Condenser copper Corrugation type 21 610x252x25 4 Electronic Control P P Honeycomb 17 Capillary...

Page 10: ...View Drain Port 770 Air intake 250 49 61 5 Side view 205 Air outlet Left Piping Hole Right Piping Hole 79 OFF MODE TEMP OFF ON ON CANCEL SET STD TIMER FANSPEED AIRSWING 125 16 5 56 B D D 229 118 8 6 1...

Page 11: ...650 61 6 10cm 100cm Required space for installation Front View Side View Top View Unit mm 123 8 62 2 61 6 88 88 650 668 250 230 530 55 8 293 Air intake Air outlet CU PC12DKV 10cm 11 CS PC9DKV CU PC9DK...

Page 12: ...PC9DKV CS CU PC12DKV 5 Refrigeration Cycle Diagram INTAKE AIR SENSOR INTAKE AIR SENSOR PIPING SENSOR PIPING SENSOR PIPING SENSOR PIPING SENSOR AIR QUALITY SENSOR 12 CS PC9DKV CU PC9DKV CS PC12DKV CU P...

Page 13: ...201 SC FUSE RY PWR F M Compressor CS PC9DKV CU PC9DKV CS PC12DKV CU PC12DKV Receiver Remote Control Sensor Indicator 13 POWER SUPPLY AC220V 230V 60Hz CS PC9DKV CU PC9DKV CS PC12DKV CU PC12DKV 6 Block...

Page 14: ...R SUPPLY CORD POWER SUPPLY CORD INDOOR UNIT TERMINAL BOARD OUTDOOR UNIT TERMINAL BOARD INDOOR UNIT COMPRESSOR TERMINAL YELLOW RED S BLUE R C TRADE MARK R RED BL BLACK B BLUE BR BROWN O ORANGE GRY GREY...

Page 15: ...i Freezing Control If temperature of evaporator is lower than 2 continuously for 4 minutes the compressor will cease to prevent the evaporator from freezing Fan speed setting will not be changed When...

Page 16: ...perature reaches the set temp on remote control and then Soft Dry will be activated During Soft Dry Mode the fan of indoor unit will operate at super low speed The soft dry mode will run for less than...

Page 17: ...door Fan Operation Indicator 6 6 6 1 6 1 1 4 Operation status Time Operate Stop Cooling mode operation Soft Dry Mode operation Super Low Super Low Super Low Super Low Low 1 5 Cooling mode operation ac...

Page 18: ...ation includes cooling mode operation If automatic mode operation is started while the unit is operating operation will continue If current operation is in cooling mode including the cooling mode oper...

Page 19: ...ir quality sensor is always on during the operation of the air conditioner When the air conditioner stops The air conditioner is on standby the air conditioner will provide power to the air quality se...

Page 20: ...el 2 Red 0 1 2 G1 0 85 G2 0 60 Set the sensitivity number of the air quality sensor as 2 Standard A i r q u a l i t y becomes better A i r q u a l i t y becomes worse Detecting of air quality When the...

Page 21: ...vity control m ode 2 The previous sensitivity setting will be displayed in the temperature display 3 Press or button on the remote control to change the sensitivity 0 Turn off the air quality indicato...

Page 22: ...ON OFF 5 seconds 5 seconds 5 seconds 5 seconds 5 seconds 5 seconds 5 seconds Red Orange green Orange Green Orange Red 10 seconds 20 seconds 8 7 Ventilator Interlocking Unit Control Optional Purpose Th...

Page 23: ...unit the display of the remote control will not correspond with the actual ON OFF status of the indoor unit 23 8 9 Indoor Fan Motor Control Automatic fan speed control When automatic fan speed set th...

Page 24: ...Angles Of Airflow Direction Louver Notes In cooling or soft dry mode operation If the compressor continues to operate for 60 minutes and the louver direction is at No 5 the fan speed is below Med the...

Page 25: ...r fire 3 Use the attached accessories parts and specified parts for installation Otherwise it will cause the set to fall water leakage fire or electrical shock 4 Install at a strong and firm location...

Page 26: ...re there is ease for access for the power disconnection in case of emergency In some countries permanent connection of this room air conditioner to the power supply is prohibited 1 Power supply connec...

Page 27: ...IR SWIN G MOD E TEM P OFF ON TIM ER ON SET AIR SWIN G OFF CAN CEL FAN SPE ED AUT O COO L DRY FAN OFF STD Model PC9DKV PC12DKV Piping size Max Piping Length m 7 7 Max Elevation m 5 5 Additional Refrige...

Page 28: ...ing plate hole with 70 mm hole core drill Line according to the arrows marked on the lower left and right side of the installation plate The meeting point of the extended line is the centre of the hol...

Page 29: ...CS PC9DKV CU PC9DKV CS PC12DKV CU PC12DKV 29...

Page 30: ...or heavier cord Ensure the color of wires of outdoor unit and the terminal Nos are the same to the indoor s respectively Earth lead wire shall be longer than the other lead wires as shown in the figur...

Page 31: ...to indicate the ON OF changed over of remote control receiving sound 9 3 OUTDOOR UNIT 9 3 1 SELECT THE BEST LOCATION Refer to Select the best location section 9 3 2 INSTALL THE OUTDOOR UNIT After sele...

Page 32: ...ir approximately ten minutes 4 Close the Low side valve of the charging set and turn off the vacuum pump Make sure that the needle in the gauge does not move after approximately five minutes Note BE S...

Page 33: ...tops 4 A Checking gas leakage for the left piping 9 3 6 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 un...

Page 34: ...onnections 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...

Page 35: ...clockwise With cap Pumping down Transferring Closed Open Open Clockwise Counter clockwise Connected manifold gauge Evacuation Servicing Open Open Open With vacuum pump Charging Servicing Open Open Op...

Page 36: ...e moves from 0 cmHg 0 Mpa to 76 cmHg 0 1 Mpa Then evacuate the air for approximately 10 minutes 4 Close the valve of the Low side of the charging set and turn off the vacuum pump Make sure that the ne...

Page 37: ...ly to purge air from the charge hose 5 Set the 2 way valve to the close position 6 Operate the air conditioner at the cooling cycle and stop it when the gauge indicates 2 G 0 1Mpa If the unit cannot b...

Page 38: ...LEAKAGE 7 Tighten the service port caps of both the 3 way valve and the 2 way valve at a torque of 18 N m with a torque wrench 8 Remove the valve caps of both the valves Position both of the valves t...

Page 39: ...the refrigerant until the needle indicates 0 no refrigerant is remaining 4 5 Open the valve Low side on the charge set and discharge the refrigerant until the gauge indicates 0 05 MPa 0 5 kg cm G to 0...

Page 40: ...cuum of 4 mmHg or less 3 4 Vacuum oil If the vacuum pump oil becomes dirty or depleted replenish as needed Connect the vacuum pump to the charge set s centre hose Evacuation for approximately 1 hour C...

Page 41: ...be charged with the specified amount of refrigerant it can be charge with a little at a time approximately 150g each time while operating the air conditioner in the cooling cycle However one time is n...

Page 42: ...e intake grille until it falls off Fig 2 Removal Procedure For Intake Grille 1 Remove the two caps at the discharge port right and left Fig 3 2 Release the two screws under the both caps Fig 4 Removal...

Page 43: ...nic Controller Fig 6 2 Release the lead wire CN FM CN FB CN AIR CN STM CN RCV CN DISP and earth wire Yellow Green Pull out the whole electronic controller Fig 7 Removal Procedure For the Discharge Gri...

Page 44: ...terminals using a screw driver to reset Resetting terminals Fig 14 1 Release the two fixing screws on the left side of the evaporator and lift up the evaporator slightly Fig 10 2 Loose the fixing scr...

Page 45: ...ure Condition indoor fan speed high outdoor temperature 35 Cooling mode Difference in the intake and outlet air temperature More than 8 15 minutes afte an operation is started at the cooling mode Norm...

Page 46: ...agnosis methods of a malfunction of a compressor Nature of fault Insufficient compressing of a compressor Locked compressor Symptom Electric current during operation becomes approximately 80 lower tha...

Page 47: ...DKV CU CS CU PC9DKV PC12DKV PC12DKV CS CU PC9DKV 30 32 34 36 38 40 42 44 220V 17 16 15 14 13 0 70 0 65 0 60 0 55 0 50 3 5 3 0 2 5 2 0 6 0 5 0 4 0 3 0 Cooling characteristics I Current A Q Cooling capa...

Page 48: ...9DKV CS PC12DKV 34 1 3 36 2 26 33 15 18 24 9 31 32 28 25 30 32 31 29 10 12 7 11 22 20 27 21 17 14 19 23 4 6 5 OFF MODE TEMP OFF O N ON CANCEL SET STD TIMER FANSPEED AIR SWING 16 35 13 CS PC9DKV CU CS...

Page 49: ...S RECEIVER 1 CWA67C5490 CWA67C5490 20 INDICATOR COMPLETE 1 CWE39C1117 CWE39C1117 21 INDICATOR HOLDER BACK 1 CWD932447 CWD932447 22 INDICATOR PCB 1 CWA743603 CWA743603 23 CONNECTING LEAD INDICATOR 1 C...

Page 50: ...16 Exploded View 50 CU PC9DKV CU PC12DKV 31 28 30 29 32 4 5 3 2 6 7 23 11 20 19 18 8 10 9 1 13 15 16 26 25 24 21 17 27 CS PC9DKV CU CS CU PC9DKV PC12DKV PC12DKV...

Page 51: ...60 16 3 WAY VALVE 1 CWB011322 CWB011322 17 STRAINER 1 CWB111026 CWB111026 18 OVER LOAD PROTECTOR 1 CWA121199 CWA121199 19 TERMINAL COVER 1 CWH17006 CWH17006 20 NUT TERMINAL COVER 1 7080300J 7080300J 2...

Page 52: ...A B C D E 2 3 4 5 F CS PC9DKV CU CS CU PC9DKV PC12DKV PC12DKV 52 1...

Page 53: ...Way Valve AUTO Receiver Reset Air Quality Sensor Temp Sensor Timer Earth Indicator Power Outdoor Fan Drive Signal Indoor Fan Drive Signal Indoor Fan Motor Feedback Air Quality Indicator CS PC9DKV CU P...

Page 54: ...0V 60HZ 14 11 12 13 O L P Fan Motor 1 3 Blue Capacitor Compressor Yellow Green Yellow Blue Red Capacitor Blue Yellow Blue Red Yellow 1 2 Terminal Board Outdoor Unit CS PC9DKV CU PC9DKV CS PC12DKV CU P...

Page 55: ...55 CS PC9DKV CU PC9DKV CS PC12DKV CU PC12DKV...