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TCL Air Conditioner Service Manual

 

 

 

TCL

 air conditioner 

 

Service Manual 

 
 
 
 
 

Models 

 

TAC-07CHSA/VB       TAC-09CHSA/VB 
TAC-12CHSA/VB       TAC-24CHSA/VB 

 

 
 
 
 
 
 

 

 

CONTENTS

 

 

1. IMPORTANT NOTICE

  

 

2. PRODUCT DIMENSIONS 

3. REFRIGERATION CYCLE DIAGRAM 

4. OPERATION DETAILS

 

5. WIRING DIAGRAM

                   

 

6. EXPLOSION VIEW AND PART LISTS

 

7. PRECAUTION 

8. NAMES OF PARTS 
9. INSTALLATION 

10. TROUBLE SHOOTING 
 

 

Summary of Contents for TAC-07CHSA/VB

Page 1: ...els TAC 07CHSA VB TAC 09CHSA VB TAC 12CHSA VB TAC 24CHSA VB CONTENTS 1 IMPORTANT NOTICE 2 PRODUCT DIMENSIONS 3 REFRIGERATION CYCLE DIAGRAM 4 OPERATION DETAILS 5 WIRING DIAGRAM 6 EXPLOSION VIEW AND PAR...

Page 2: ...for the interpretation of this information nor can it assume any liability in connection with its use The information specifications and parameters are subject to change due to technical modification...

Page 3: ...Outdoor Unit Model A B C D E F G H I J K TAC 07CHSA VB 728 205 285 600 500 232 439 276 375 52 55 TAC 09CHSA VB 728 205 285 600 500 232 439 276 375 52 55 TAC 12CHSA VB 728 205 285 700 552 256 439 302 2...

Page 4: ...ry Compressor Accumulator Heat exchange condenser Heat exchange Evaporator 2 way valve Liquid side 3 way valve Gas side Cooling Heating Gas side 3 way valve Liquid side 2 way valve Heat exchange Evapo...

Page 5: ...mote controller is preset as Heat Pump automatically Note If the air conditioner you purchased is a Cooling Only one but you preset the remote controller as Heat Pump it doesn t bring any matter But i...

Page 6: ...ble to retain and restore the original mode when being turned on or the power supply is resumed if the auto restart function activated power off after power on while if the auto restart function isn t...

Page 7: ...ST CRT 1 C the compressor is running b When ST CRT 1 C the compressor stops c When 1 C ST CRT 1 C the compressor keeps its original state 2 Outdoor fan motor and the compressor run simultaneously exce...

Page 8: ...gure 3 Definition The following conditions a b and c all required to meet a IPT1 settles for IPT1 IPTmax IPT b t5 50min running time t5 50min the compressor runs cumulatively t5 is removable and could...

Page 9: ...e machine runs into defrosting and last for 8 min if the accumulative totally less than 30min but accord with one of the condition option 1 3 then the machine runs into defrosting at the option 1 3 an...

Page 10: ...then no changed anymore 3 The machine will automatically shut up after running 10 hours under sleep mode When Timer ON and Sleep mode are implemented at the same time the Sleep mode can not be functi...

Page 11: ...tion the compressor can t start up until it stops 3 min later except for the defrosting process c After the compressor started it s operation state remains the same within 3 min even when ST RT variat...

Page 12: ...there are several failure codes reported at the same time then failure codes appears by turns every eight seconds correspondingly 6a Sensor s failure protection when the sensor tested temperature out...

Page 13: ...TCL Air Conditioner Service Manual 5 WIRING DIAGRAM MODEL TAC 07CHSA VB TAC 09CHSA VB TAC 12CHSA VB TAC 24CHSA VB INDOOR UNIT OUTDOOR UNIT 12...

Page 14: ...13 41108 000012 Indoor Motor Cover 1 14 41105 000104 Electrical Box 1 15 31101 000597 Main PCB 1 16 10502 100028 Transformer 1 17 42001 000103 Cable Clamp 1 18 22001 000313 Vane Motor 1 1 19 41199 00...

Page 15: ...Valve 1 16 41204 000012 Valve Supporter 1 17 92008 000115 Three way Valve 1 18 41201 000004 Electrical Box Cover 1 19 42001 000037 Cable Clamp 1 20 42001 000035 Cable Clamp 1 21 11304 100007 Terminal...

Page 16: ...t Pipe Fixer 1 13 41108 000012 Indoor Motor Cover 1 14 41105 000104 Electrical Box 1 15 31101 000597 Main PCB 1 16 10502 100028 Transformer 1 17 42001 000103 Cable Clamp 1 18 22001 000313 Vane Motor 1...

Page 17: ...alve 1 16 41204 000012 Valve Supporter 1 17 92008 000115 Three way Valve 1 18 41201 000004 Electrical Box Cover 1 19 42001 000037 Cable Clamp 6 1 20 42001 000035 Cable Clamp 7 1 21 11304 100007 Termin...

Page 18: ...t Pipe Fixer 1 13 41108 000012 Indoor Motor Cover 1 14 41105 000104 Electrical Box 1 15 31101 000442 Main PCB 1 16 10502 100021 Transformer 1 17 42001 000103 Cable Clamp 1 18 22001 000313 Vane Motor 1...

Page 19: ...Valve 1 16 41204 000010 Valve Supporter 1 17 92008 000131 Three way Valve 1 18 41201 000005 Electrical Box Cover 1 19 42001 000037 Cable Clamp 1 20 42001 000038 Cable Clamp 1 21 11304 100007 Terminal...

Page 20: ...000007 Indoor Motor Cover 1 14 41105 000104 Electrical Box 1 15 31101 000429 Main PCB 1 16 10502 100028 Transformer 1 17 42001 000103 Cable Clamp 1 18 22001 000321 Vane Motor 1 1 19 41102 000007 Base...

Page 21: ...y Valve 1 16 41204 000014 Valve Supporter 1 17 92008 000116 Three way Valve 1 18 41201 000005 Electrical Box Cover 1 19 42001 000037 Cable Clamp 6 1 20 42001 000038 Cable Clamp 10 1 21 11304 100007 Te...

Page 22: ...rdance with the wiring rules The air conditioner must be installed by professional or qualified persons Do not install the appliance at a distance of less than 50 cm from inflammable substances alcoho...

Page 23: ...ilures The user is responsible for having the appliance installed by a qualified technician who must check that it is earthed in accordance with current legislation and insert a thermomagnetic circuit...

Page 24: ...2 Air filter 3 Special filter option 4 Display PCB 5 Vertical vane 6 Horizontal vane 7 Remote controller 8 Names of parts Outdoor unit No Name 8 Air outlet grille 9 Electronic box cover 10 2 way valve...

Page 25: ...20g m A 5m TAC 07CHSA VB 3 0 15 20g m TAC 09CHSA VB 3 0 15 20g m TAC 12CHSA VB 3 5 15 20g m TAC 24CHSA VB 5 0 15 30g m Connecting cables The power cord should be selected according to the following sp...

Page 26: ...as shown in the picture Install the indoor unit where the filter can be easily accessible OUTDOOR UNIT Do not install the outdoor unit near sources of heat steam or flammable gas Do not install the un...

Page 27: ...the hole in the wall for the piping if necessary according to the position of the mounting plate 2 Install a flexible flange through the hole in the wall to keep the latter intact and clean The hole m...

Page 28: ...ipe is bent or pulled too often it will become stiff Do not bend the pipe more than three times at one point When extending the rolled pipe straighten the pipe by unwinding it gently as shown in the p...

Page 29: ...tening procedures described for the indoor unit Note If the tightening torque is not sufficient there will probably be some leakage With excessive tightening torque there will also be some leakage as...

Page 30: ...ct does not operate at all Power supply voltage check Connector contact check Power trans output voltage PCB assembly check Power receptable voltage Product input voltage PCB assembly Power input volt...

Page 31: ...contact Motor related parts Motor detail check Operation mode check PCB assembly check Check Motor driving circuit Relay output Check Motor output connector Motor capacitor Check Motor bearing inserte...

Page 32: ...rature sensor open short check Thermistor and evaporator surface contact check Clearance is needed 5mm Connector check Contact power Connector check Contact power Disconnection short circuit check of...

Page 33: ...ort circuit mal connection Vane motor check PCB assembly check vane motor driving circuit Replace the vane motor Replace the PCB Heating operation ON by remote controller Connector check If the 4 way...

Page 34: ...door pipe coil temperature sensor IPT damage short or broken Solution check the resistance of the sensor R 25 5 k if short or broken please replace it 3 The PCB fail Solution Replace the indoor main P...

Page 35: ...2 The indoor motor damage Solution Check and replace the motor 3 The indoor main PCB damage Solution Replace the indoor main PCB TCL Air Conditioner Service Manual 34...

Page 36: ...9 4 186 32 3 836 2 146 77 0 869 0 728 12 24 984 4 152 33 3 697 2 101 78 0 843 0 710 11 23 795 4 117 34 3 563 2 057 79 0 819 0 692 10 22 671 4 082 35 3 435 2 012 80 0 795 0 675 9 21 606 4 045 36 3 313...

Page 37: ...temperature sensor and outside air temperature sensor TH2 indoor exchange temperature sensor and outside exchange temperature sensor Before measuring resistance disconnect connectors as shown above T...

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