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Panasonic CS-A12ATP5, Service Manual, Page: 56 / 56

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Panasonic CS-A12ATP5 Service Manual Download Page 56

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CS-A12ATP5 CU-A12ATP5 / CS-A18ATP5 CU-A18ATPT5 / CS-A24ATP5 CU-A24ATPT5

[MACC] Printed in Malaysia

Summary of Contents for CS-A12ATP5

Page 1: ...hd 183914D All rights reserved Unauthorized copying and distribution is a violation of law CS A12ATP5 CU A12ATP5 CS A18ATP5 CU A18ATPT5 CS A24ATP5 CU A24ATPT5 10 Servicing Information 36 11 Troubleshooting Guide 37 12 Technical Data 39 13 Exploded View 42 14 Replacement Parts List 43 15 Exploded View 44 16 Replacement Parts List 45 17 Electronic Parts List 46 18 Electronic Circuit Diagram 47 Room ...

Page 2: ...ration Airflow Direction Control Airflow Direction Manual Control Automatic Airflow Direction Control SET C Temperature Setting 20 C to 30 C higher standard lower Automatic Operation AUTO Automatic Operation Mode HEAT Heating Operation Mode COOL Cooling Operation Mode DRY Soft Dry Operation Mode Low Fan Speed Medium Fan Speed High Fan Speed TEMP SLEEP AUTO HEAT DRY FAN SPEED OFF ON TEMP MODE SLEEP...

Page 3: ...ting Control 7 minutes automatic restarting at Cooling Soft Dry operation Sleep Mode Auto Control TheFanisswitchedtoLowfanspeedandthe unit will be stopped after 5 hours The setting temperature will be raised by 1 C at the starting and by 1 C one hour later Soft Dry of Cooling Operation The setting temperature will be dropped by 2 C at the starting and by 3 C one hour later Heating Operation Deice ...

Page 4: ... Control Thelouverautomaticallyswingsupanddown Cooling Soft Dry horizontal and 30 downward The louver is set at 60 downward during Heating Operation The louver is set at horizontal when the fan is stopped Airflow Direction Manual Control Can be set within a range at horizontal to 60 downward 30 sec Forced Operation Control Once the compressor is activated it does not stop for 30 secs Stops immedia...

Page 5: ...45 46 46 Low 41 42 42 Cooling High 46 47 47 Heating High 46 47 47 Power Noise Level dB A Cooling High 59 Heating High 59 Cooling High 62 Heating High 62 Electrical Data Input kW Cooling 1 27 1 28 1 30 Heating 1 27 1 32 1 35 Running Current A Cooling 6 0 5 9 5 8 Heating 6 0 6 1 6 1 EER W W BTU hW Cooling 2 64 9 0 2 62 8 9 2 62 8 9 COP W W BTU hW Heating 3 15 10 7 3 03 10 3 3 04 10 3 Starting Curren...

Page 6: ...ial Copper Copper Fin material Aluminium Aluminium Fin Type Louver Fin Corrugated Fin Row Stage Plate fin configuration forced draft 1 10 2 19 FPI 21 16 Size W H L mm 900 254 22 706 482 44 Refrigerant Control Device Capillary Tube Refrigeration Oil c c SUNISO 4GDID or ATMOS M60 410 Refrigerant R 22 g oz 1 090 38 5 Thermostat Electronic Control Protection Device Overload Protector Length mm Cooling...

Page 7: ...56 56 Heating High 56 57 57 Power Noise Level dB A Cooling High 64 Heating High 65 Cooling High 71 Heating High 72 Electrical Data Input kW Cooling 2 08 2 13 2 19 Heating 1 90 1 98 2 04 Running Current A Cooling 10 3 10 5 10 7 Heating 9 4 9 7 9 9 EER W W BTU hW Cooling 2 43 8 3 2 37 8 1 2 33 7 9 COP W W BTU hW Heating 2 82 9 6 2 70 9 2 2 67 9 1 Starting Current A 47 Piping Connection Port Flare pi...

Page 8: ...e material Copper Copper Fin material Aluminium Aluminium Fin Type Louver Fin Corrugated Fin Row Stage Plate fin configuration forced draft 2 10 2 26 FPI 20 14 Size W H L mm 900 254 44 769 660 44 Refrigerant Control Device Capillary Tube Refrigeration Oil c c SUNISO 4GDID or ATMOS M60 700 Refrigerant R 22 g oz 1 550 54 7 Thermostat Electronic Control Protection Device Inner Protector Length mm 1 1...

Page 9: ...9 59 Heating High 58 60 60 Power Noise Level dB A Cooling High 65 Heating High 65 Cooling High 74 Heating High 75 Electrical Data Input kW Cooling 2 75 2 80 2 89 Heating 2 40 2 59 2 62 Running Current A Cooling 13 3 13 4 13 6 Heating 11 7 12 3 12 5 EER W W BTU hW Cooling 2 18 7 4 2 16 7 4 2 11 7 2 COP W W BTU hW Heating 2 50 8 5 2 33 8 0 2 37 8 1 Starting Current A 59 Piping Connection Port Flare ...

Page 10: ...e material Copper Copper Fin material Aluminium Aluminium Fin Type Louver Fin Corrugated Fin Row Stage Plate fin configuration forced draft 2 10 2 26 FPI 20 14 Size W H L mm 900 254 44 769 660 44 Refrigerant Control Device Capillary Tube Refrigeration Oil c c SUNISO 4GDID or ATMOS M60 700 Refrigerant R 22 g oz 1 900 67 1 Thermostat Electronic Control Protection Device Inner Protector Length mm 1 1...

Page 11: ...3 Dimensions 11 CS A12ATP5 CU A12ATP5 CS A18ATP5 CU A18ATPT5 CS A24ATP5 CU A24ATPT5 ...

Page 12: ...12 CS A12ATP5 CU A12ATP5 CS A18ATP5 CU A18ATPT5 CS A24ATP5 CU A24ATPT5 ...

Page 13: ...4 Refrigeration Cycle Diagram 13 CS A12ATP5 CU A12ATP5 CS A18ATP5 CU A18ATPT5 CS A24ATP5 CU A24ATPT5 ...

Page 14: ...5 Block Diagram 14 CS A12ATP5 CU A12ATP5 CS A18ATP5 CU A18ATPT5 CS A24ATP5 CU A24ATPT5 ...

Page 15: ...15 CS A12ATP5 CU A12ATP5 CS A18ATP5 CU A18ATPT5 CS A24ATP5 CU A24ATPT5 ...

Page 16: ...6 Wiring Diagram 16 CS A12ATP5 CU A12ATP5 CS A18ATP5 CU A18ATPT5 CS A24ATP5 CU A24ATPT5 ...

Page 17: ...17 CS A12ATP5 CU A12ATP5 CS A18ATP5 CU A18ATPT5 CS A24ATP5 CU A24ATPT5 ...

Page 18: ...utes even if the room temperature is not reached Protection of raising the humidity 30 sec The compressor is switched ON at once it is to be operated for 30 seconds Protection of compressor 7 2 Soft Dry Mode Operation When selecting the Soft Dry DRY Mode Operation the operation will be cooling until the Room Temperature reaches the Set Temp on the remote control and then Soft Dry will activate Dur...

Page 19: ...et to low The setting temperature will dropped by 2 C at the start of operation and by 3 C one hour later The operation will stop after 5 hours 1 Room temperature can be set in 1 C steps in the range of 16 to 30 C Relationship between the remote control temperature adjustment knob and operation is shown in the diagram below 2 Taking the difference between the room temperature distribution and inta...

Page 20: ...re setting 1 Relationship between room temperature at start and operation mode Operation lamp flashes while fan is running for the first 20sec then lights At start of operation if the room temperature is 16 C or lower heating operation hot start starts immediately Once the operation mode is determined by automatic operation that operation mode does not change unless the air conditioner is stopped ...

Page 21: ...f the power supply if the unit is not used for a long period SAFETY PRECAUTIONS Before operating please read the following Safety Precautions carefully To prevent personal injury injury to others and property damage the following instructions must be followed Incorrect operation due to failure to follow instructions will cause harm or damage the seriousness of which is classified as follow Warning...

Page 22: ...ns that the receiving conditions are bad and the signal can not be controlled properly O K OUT Fig 2 Fig 1 Horizontal Level HOW TO OPERATE To start the operation Press 1 POWER indicator green on the indoor unit will light up To stop press once more Setting Mode Press 2 to select Cooling Model AUTO Automatic Operation COOL Cooling Operation DRY Soft Dry Operation FAN Air Circulation Operation Heat ...

Page 23: ...emperature become warm Horizontal At ceiling mounted At floor mounted OFF O N TEMP MODE FAN SPEED AUTO TIM ER AIR SWING ON OFF SET C RESET AUTO COOL FA N FA N SP EE D DRY C H H OF F ON OF F ON SLEEP 3 2 1 4 5 CONVENIENCE OPERATION Sleep Mode Operation To obtain a comfortable room temperature while sleeping Press 5 Sleep mode indicator on the indoor unit will light up To cancel this operation press...

Page 24: ...osed Otherwise cooling or heating performance will be reduced and electricity cost is wasted Outdoor Unit Do not block the air outlet vents Otherwise it will lower the cooling or heating performance Timer and Sleep Mode To prevent wastage of electricity use sleep mode when sleeping or Timer when going out Avoid Direct Sunlight Keep curtains or drapes closed to avoid direct sunlight during cooling ...

Page 25: ...n strictly If installation is defective it will cause water leakage electrical shock or 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 which is able to withstand the set s weight If the strength is not enough or installation is not properly done the...

Page 26: ...of emergency In some countries permanent connection of this room air conditioner to the power supply is prohibited 1 Power supply connection to the receptacle using a power plug Use an approved 15A 16A power plug with earth pin for C12AT A12AT C18AT A18AT and 20A for C24AT A24AT for the connection to the socket 2 Power supply connection to a circuit breaker for the permanent connection Use an appr...

Page 27: ...acles OUTDOOR UNIT If an awning is built over the unit to prevent direct sunlight or rain be careful that heat radiation from the condenser is not obstructed There should not be any animal or plant which could be affected by hot air discharged Keep the spaces indicated by arrows from wall ceiling fence or other obstacles Do not place any obstacles which may cause a short circuit of the discharged ...

Page 28: ...n brackets properly Installation on the wall Measure and mark the position for the Wall mount brackets and the Piping hole Drill the hole for anchor nut on the wall Drill the Piping hole on the wall with a Ø 70 hole core drill Secure the Wall mount brackets onto the wall with four M10 50 bolts washers and spring washers Mount the suspension bolts to the anchor nuts firmly Secure the Installation b...

Page 29: ...e final stage 9 2 4 INDOOR UNIT INSTALLATION Indoor unit installation 1 Remove the Intake Grille Pull the upper left and right side of the Intake Grille toward you and it will stop at slightly tilted position Slide the air filters out of the Intake Grille Remove the screw at the top center of the Intake Grille and unhook the holder on the both left and right side on it Pull the Intake Grille upwar...

Page 30: ... respectively Secure the cable onto the control board with the holder clamper 2 Attach the Side panels to the both left and right side of the chassis Insert two tabs on the Side panel into two slots on the chassis and secure it to the chassis with the screw 3 Fix back the Intake Grille and the Filters 9 2 6 PIPING AND DRAINAGE Piping and Drainage Connecting the pipings to the indoor unit Refer to ...

Page 31: ...e flare nut with fingers Finally tighten the flare nut with torque wrench until the wrench clicks When tightening the flare nut with torque wrench ensure the direction for tightening follows the arrow on the wrench Connect the Drain Hose insulated to the drain outlet Tape the Drain Hose to the pipings to avoid coming off the drain outlet 5 For the Left Bottom or Right Bottom Piping For the Left Re...

Page 32: ...ze Torque Liquid Side 1 4 18 N m Gas Side 1 2 55 N m Gas Side 5 8 65 N m Connecting The Piping To Outdoor Unit 1 Align the center of the pipings and sufficiently tighten the flare nut with fingers 2 Finally tighten the flare nut with torque wrench until the wrench clicks When tightening the flare nut with torque wrench ensure the direction for tightening follows the arrow on the wrench CUTTING AND...

Page 33: ...ely 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 SURE TO FOLLOW THIS PROCEDURE IN ORDER TO AVOID REFRIGERANT GAS LEAKAGE 5 Disconnect the charging hose from the vacuum pump and from the service port of the 3 way valve 6 Tighten the service port caps of the 3 way ...

Page 34: ...in the wind In case of the Outdoor unit is installed below position of the indoor unit 2 Tap the Pipings drain hose and Connecting Cable from down to up 3 From the pipings gathered by taping along the exterior wall and fix it onto the wall by saddle or equivalent Refer to the diagram below 2 Air Purging The air which contains a moisture is remaining in the Refrigeration cycle may cause a malfuncti...

Page 35: ...nto position 3 Operate the unit at cooling operation mode for fifteen minutes or more 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 NOTE These equipment shall be connected to a suitable mains network w...

Page 36: ...e Control Printed Circuit Board and the indoor unit Main Control P C B If the two or more air conditioners in one room have the same oscillation code all of them will be activated by operation of one Remote Control transmitter By adding a jumper wire at the Remote Control P C B and main P C B as shown in the table at the right any one of four oscillation codes including the one at the time of ship...

Page 37: ...ems include insufficient insulation problem with the power source malfunction of a compressor and a fan The normal outlet air temperature and pressure of the refrigeration cycle depends on various conditions the standard values for them are shown in the table on the right 11 Troubleshooting Guide 37 CS A12ATP5 CU A12ATP5 CS A18ATP5 CU A18ATPT5 CS A24ATP5 CU A24ATPT5 ...

Page 38: ...4 way valve Nature of fault Symptom Electric current during operation becomes approximately 20 lower than the normal value Insufficient compressing of a compressor The discharge tube of the compressor becomes abnormally hot normally 70 to 90 C The difference between high pressure and low pressure becomes almost zero Electric current reaches a high level abnormally and the value exceeds the limit o...

Page 39: ...12 Technical Data 39 CS A12ATP5 CU A12ATP5 CS A18ATP5 CU A18ATPT5 CS A24ATP5 CU A24ATPT5 ...

Page 40: ...2 0 C 3 98 2 74 1 21 3 72 2 63 1 30 3 46 2 54 1 39 3 14 2 42 1 50 240V Outdoor Temp C Indoor wet bulb temp 30 35 40 46 TC SHC IP TC SHC IP TC SHC IP TC SHC IP 17 0 C 3 37 2 56 1 19 3 15 2 45 1 28 2 93 2 36 1 37 2 67 2 24 1 48 19 0 C 3 40 1 30 19 5 C 3 70 2 68 1 21 3 46 2 57 1 31 3 22 2 48 1 40 2 93 2 36 1 51 22 0 C 4 04 2 78 1 24 3 77 2 67 1 33 3 51 2 58 1 42 3 19 2 46 1 53 230V Outdoor Temp C Ind...

Page 41: ... 74 3 98 3 18 19 0 C 6 05 2 80 19 5 C 6 59 4 76 2 61 6 16 4 58 2 81 5 73 4 41 3 01 5 21 4 19 3 24 22 0 C 7 18 4 94 2 66 6 71 4 75 2 86 6 24 4 58 3 06 5 67 4 37 3 30 220V Outdoor Temp C Indoor wet bulb temp 30 35 40 46 TC SHC IP TC SHC IP TC SHC IP TC SHC IP 17 0 C 5 95 4 51 2 52 5 56 4 33 2 71 5 17 4 16 2 90 4 70 3 95 3 13 19 0 C 6 00 2 75 19 5 C 6 53 4 72 2 57 6 11 4 54 2 76 5 68 4 37 2 95 5 17 4...

Page 42: ...13 Exploded View 42 CS A12ATP5 CU A12ATP5 CS A18ATP5 CU A18ATPT5 CS A24ATP5 CU A24ATPT5 ...

Page 43: ...20 TUBE ASS Y LIQUID SIDE 1 CWT01494 CWT01479 21 FLARE NUT 1 CWH6002140 1 4 22 TUBE ASS Y GAS SIDE 1 CWT01495 CWT01480 CWT01481 23 FLARE NUT 1 CWT25007 1 2 CWT25004 5 8 24 TAP DRAIN TRAY 1 CWH4612103 25 DRAIN PAN ASS Y 1 CWH40K025 26 DISCHARGE GRILLE COMPLETE 1 CWE20C2127 27 DISCHARGE GRILLE 1 CWE20C135 28 VANE AIR SWING 1 CWE24233A 29 VANE 12 CWE24234A 30 AIR SWING MOTOR 1 CWA98K059 31 INDICATOR ...

Page 44: ...15 Exploded View 44 CS A12ATP5 CU A12ATP5 CS A18ATP5 CU A18ATPT5 CS A24ATP5 CU A24ATPT5 ...

Page 45: ...080300 26 TERMINAL COVER COMP 1 CWH171011 CWH171012 29 CONTROL BOARD 1 CWH102127 CWH10K331 30 CAPACITOR F MOTOR 1 CWA31602 1 2MF 400V DS371356CPNA 3 5MF 400VAC 31 CAPACITOR COMP 1 CWA312076 30MF 370V CWA312077 35MF 370VAC CWA312079 45MF 370VAC 32 ELECTRO MAGNETIC SWITCH 2 CWA00059 33 ELECTRO MAGNETIC SWITCH 1 CWA00111 34 PRESSURE SWITCH 2 CWA10046 35 PRESSURE SWITCH 2 CWA10047 36 HOLDER CAPACITOR ...

Page 46: ...IC5 INTEGRATED CIRCUIT A52M54566P IC6 INTEGRATED CIRCUIT A52C057 IC7 INTEGRATED CIRCUIT A52LQT50 5X1 IC8 INTEGRATED CIRCUIT A52C057 PC1 PHOTO COUPLER A52LP620 GB Q1 TRANSISTOR A55DTD1234EST Q2 Q3 TRANSISTOR A55C1740STPQ Q4 TRANSISTOR A55DTC123YST RY C RELAY A00042 RY H RY M RY L RY HOT RELAY A00084 X1 RESONATOR A45CSB400P19 X2 RESONATOR A45ST4 0MGWT ZD1 ZENAR DIODE A54D6 2EL2TB ZNR1 ZNR A54C057 No...

Page 47: ...1 5K D6 ERA15 01 1 2 3 4 CAPASITOR PRESSURE SWITCH C H Y G BLACK BLUE BLACK BLUE BLUE RED BLUE BLUE BLUE BLUE RED RED FAN MOTOR MAGNETIC RELAY PRESSURE SWITCH MAGNETIC RELAY YELLOW YELLOW YELLOW ORANGE BLACK YELLOW O L P WHITE WHITE COIL REVERSING VALVE 3 4 2 1 3 4 2 1 4 8 6 7 3 5 C 8 4 L 7 5 3 L COMPRESSOR CAPACITOR R30 4 7K NH 2 BLUE R41 10 0K ELECTRONIC CIRCUIT PUMP CN TH 2 1 R34 15 0K R35 5 9K...

Page 48: ...1 0 01µ 6 3V 330µ SU BZ 6 7 9 8 10 11 12 13 14 15 16 17 18 19 20 21 41 40 39 38 37 36 35 33 32 31 30 29 28 27 26 25 24 23 22 POWER COMP BUZZER AIRFLOW POWER INTAKE AIR TEMP ANALOG GND FAN MOTOR DRIVE REMOTE CONTROL NO DETECTION PIPE TEMP CLOCK RESET GND REMOTE CONTROL COMMAND INPUT 400KHz OSC TIME SHORTEN 4WAY VALVE DISPLAY OUTPUT 42 R1 1K R26 300Ω R27 300Ω P43 VSS P50 P51 P52 P53 CL2 CL1 DIVSEL R...

Page 49: ... 4 GREEN CN RCV 3 XH 4 GREEN 1 1 2 2 4 4 6 5 2 3 8 1 7 9 SW J1 J1 C8 10000P C2 4300P ECQP C6 0 033µ ECQP C5 4300P ECQP L1 CWA43053 R2 10 0K R4 5 1K L2 CWA43053 C3 16V 10µ K C4 16V10µ K C7 6 3V 47µ K R3 10Ω FORCED OPERATION SWITCH DISPLAY RED ORANGE OPERATION TIMER AUTO RECEIVER Heat Exchanger Temp Intake Air Sensor DISCHARGE AIR TEMP SENSOR 0 10 20 30 40 50 60 70 Outlet Air Inlet Air Heat Exchange...

Page 50: ...2 BLUE R41 10 0K ELECTRONIC CIRCUIT PUMP CN TH 2 1 R34 15 0K R35 5 9K NH 6 YELLOW Fig 1 Fig 1 Fig 1 4 3 5 6 INTAKE AIR TEMP SENSOR 15K 3950 PIPE TEMP SENSOR 20K 3950 DISCHARGE AIR TEMP SENSOR 15K 3950 Remote Control No 0 1 2 3 Rx 16 K 6 2 KΩ Jumper Wire BLACK BLUE BLUE BLUE BROWN BROWN BROWN BLUE BLUE RED BLUE BLUE RED MAGNETIC RELAY PRESSURE SWITCH PRESSURE SWITCH MAGNETIC RELAY MAGNETIC RELAY YE...

Page 51: ...1 0 01µ 6 3V 330µ SU BZ 6 7 9 8 10 11 12 13 14 15 16 17 18 19 20 21 41 40 39 38 37 36 35 33 32 31 30 29 28 27 26 25 24 23 22 POWER COMP BUZZER AIRFLOW POWER INTAKE AIR TEMP ANALOG GND FAN MOTOR DRIVE REMOTE CONTROL NO DETECTION PIPE TEMP CLOCK RESET GND REMOTE CONTROL COMMAND INPUT 400KHz OSC TIME SHORTEN 4WAY VALVE DISPLAY OUTPUT 42 R1 1K R26 300Ω R27 300Ω P43 VSS P50 P51 P52 P53 CL2 CL1 DIVSEL R...

Page 52: ... 4 GREEN CN RCV 3 XH 4 GREEN 1 1 2 2 4 4 6 5 2 3 8 1 7 9 SW J1 J1 C8 10000P C2 4300P ECQP C6 0 033µ ECQP C5 4300P ECQP L1 CWA43053 R2 10 0K R4 5 1K L2 CWA43053 C3 16V 10µ K C4 16V10µ K C7 6 3V 47µ K R3 10Ω FORCED OPERATION SWITCH DISPLAY RED ORANGE OPERATION TIMER AUTO RECEIVER Heat Exchanger Temp Intake Air Sensor DISCHARGE AIR TEMP SENSOR 0 10 20 30 40 50 60 70 Outlet Air Inlet Air Heat Exchange...

Page 53: ...rting Control 7 min 7 min Sleep Mode 5 min 5 min 12 hrs 12 min 11 hrs 11 min 10 hrs 10 min 9 hrs 9 min 8 hrs 8 min 7 hrs 7 min Timer 6 hrs 6 min 5 hrs 5 min 4 hrs 4 min 3 hrs 4 min 2 hrs 2 min 1 hr 1 min 10 min 10 sec ON Time Sleep Mode Auto Control 20 min 20 sec OFF Time 5 hrs 5 min 4 sec 4 sec ON OFF Soft Dry 10 min 1 min ON 6 min 6 min OFF Anti Freezing Control 3 min 18 sec 53 CS A12ATP5 CU A12...

Page 54: ...18 1 REMOTE CONTROL 54 CS A12ATP5 CU A12ATP5 CS A18ATP5 CU A18ATPT5 CS A24ATP5 CU A24ATPT5 ...

Page 55: ...18 2 PRINT PATTERN INDOOR UNIT PRINTED CIRCUIT BOARD 55 CS A12ATP5 CU A12ATP5 CS A18ATP5 CU A18ATPT5 CS A24ATP5 CU A24ATPT5 ...

Page 56: ...56 CS A12ATP5 CU A12ATP5 CS A18ATP5 CU A18ATPT5 CS A24ATP5 CU A24ATPT5 MACC Printed in Malaysia ...

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