Related Manuals for TCL TAC-09CHSA/XA31 INVERTER
Summary of Contents for TCL TAC-09CHSA/XA31 INVERTER
- Page 1 Air Conditioner Service Manual Inverter air conditioner Service Manual Models TAC-09CHSA/XA31 INVERTER TAC-12CHSA/XA31 INVERTER TAC-18CHSA/XA31 INVERTER TAC-24CHSA/XA31 INVERTER CONTENTS 1. Important Notice 2. Product Dimensions 3. Refrigeration cycle diagram 4. Operation details 5. Wiring diagram 6. Explosion view and parts 7.
- Page 2 Air Conditioner Service Manual 1. Important Notice This service manual is intended for use by individuals possessing adequate backgrounds of electrical, electronic and mechanical experience. Any attempt to repair the appliance may result in personal injury and property damage. The manufacturer or seller cannot be responsible for the interpretation of this information, nor can it assume any liability in connection with its use.
- Page 3 Air Conditioner Service Manual TECHNICAL SPECIFICATION TAC-09CHSA/XA31 TAC-12CHSA/XA31 TAC-18CHSA/XA31 TAC-24CHSA/XA31 Model INVERTER INVERTER INVERTER INVERTER Type heating pump heating pump heating pump heating pump Control type remote remote remote remote Btu/h 9000(3412-11500) 12000(5200-13500) 18000(5500~20000) 24000(6500~26000) Rated cooling capacity 2640(1000~3370) 3520(1520~3950) 5280(1610~5860) 7050(1800~7500) Btu/h...
- Page 4 Air Conditioner Service Manual 3. Product Dimensions Indoor Unit: Outdoor Unit: Indoor unit Outdoor unit Model TAC-09CHSA/XA31 INVERTER 255 190 700 277.8 TAC-12CHSA/XA31 INVERTER 250 205 700 439.2 277.8 TAC-18CHSA/XA31 INVERTER 292 205 760 277.8 TAC-24CHSA/XA31 INVERTER 1010 315 220 820...
- Page 5 Air Conditioner Service Manual 4. Refrigeration cycle diagram Cooling only Liquid side 2-way valve Capillary Heat exchange Heat exchange (Evaporator) (condenser) Gas side 3-way valve Accumulator Compressor Heat pump Check valve Liquid side 2-way valve Capillary Assembly Heat exchange Heat exchange (Evaporator) (condenser)
- Page 6 Air Conditioner Service Manual 5. Operation Details Remote controller ON/OFF button To switch the conditioner on and off. ECO button In cooling mode,press this button ,the temperature will increase 2 on the base of setting temperature: In heating mode, press this button, the temperature will decrease 2 on the base of setting temperature.
- Page 7 Air Conditioner Service Manual Electronic Controller 1. Safety Protection (1) Time Delay for Safety protection 3 minutes delay for compressor ---The compressor is ceased for 3minutes before restarting to balance the pressure in the refrigeration cycle in order to protect the compressor. 2 minutes delay for 4-way valve---The 4-way valve will be ceased for 2 minutes late after compressor to prevent the refrigerant-gas abnormal noise when the HEATING operation is OFF or switch to the other operation mode.
- Page 8 Air Conditioner Service Manual the compressor will run at very low frequency. In general, unit will change its running frequency according toδt to make room temperature closing to set temperature. (2) Outdoor temperature affects running frequency of the compressor Outdoor temperature affect compressor’s running frequency.
- Page 9 Air Conditioner Service Manual seconds since the stop of compressor. 2) Auto fan control (heating) In heating mode (include in “I feel” mode) , fan speed is determined by t as the following: δ δt come up RT‐ST δt come down ...
- Page 10 Air Conditioner Service Manual overheat protection. The compressor drops its frequency toward to F1 level until IPT≤52℃ If IPT≤52℃ and keep for 5 minutes, control system doesn’t limit running frequency. If IPT>62℃, control system shut down compressor, and recover while IPT drop less than 50℃. 6.
- Page 11 Air Conditioner Service Manual Error list Digital LED Code Failure Type LED Code RUN、TIMER –both winking Indoor and outdoor communication failure RUN、TIMER –both winking Outdoor communication failure Indoor room temperature sensor (IRT) RUN-1 time/8s Indoor coil temperature sensor (IPT) RUN-2 times /8s Outdoor coil temperature sensor (OPT) RUN-3 times /8s...
- Page 12 Air Conditioner Service Manual Display on outdoor power source board: blink time (n) Failure IPM protection Over voltage /lower voltage Overcurrent Exhaust over temperature protection Outdoor coil over temperature protection Drive fault and protection (V1，VP1) Communication fault with indoor unit Compressor overheat fault (compressor top switch) Short-circuit / open-circuit fault of outdoor temperature sensor Short circuit / open-circuit fault of outdoor heat exchanger temperature...
- Page 13 Air Conditioner Service Manual 6. Wiring diagram MODEL: TAC-09CHSA/XA31 INVERTER, TAC-12CHSA/XA31 INVERTER, TAC-18CHSA/XA31 INVERTER INDOOR UNIT: OUTDOOR UNIT...
- Page 14 Air Conditioner Service Manual MODEL: TAC-24CHSA/XA31 INVERTER INDOOR UNIT OUTDOOR UNIT...
- Page 15 Air Conditioner Service Manual 7. Explosion view and parts Indoor Unit-TAC-09CHSA/XA31 INVERTER Part No. Part Name Q’ty Remark 1080030003 Installation Plate 210738613C Base 210738389 Vertical Vane Assembly 210738432 Vertical Vane Connector 210738127 Vane 210738131 Cross Fan 1070100010 Bearing Mount 211238000...
- Page 16 Air Conditioner Service Manual Outdoor Unit- TAC-09CHSA/XA31 INVERTER Part No. Part Name Q’ty Remark 1071990039 Back Grille 210800539 Top Cover 211202396AC Condenser 1080050004 Outdoor Motor Supporter 1170040058H Outdoor Motor 1070030060 Propeller Fan 1080050001 Left Grille Supporter 210800537 Front Plate 210754635...
- Page 17 Air Conditioner Service Manual Indoor Unit-TAC-12CHSA/XA31 INVERTER Part No. Part Name Q’ty Remark 210838031 Installation Plate 210755108B Base 210701883 Vertical Vane Assembly 210701903 Vertical Vane Connector 210737652 Vane 210737655 Cross Fan 1070100010 Bearing Mount 211237323B Evaporator 210755110 Face Frame 210701846 Screw Cover 210701863C Air Filter...
- Page 18 Air Conditioner Service Manual Outdoor Unit- TAC-12CHSA/XA31 INVERTER Part No. Part Name Q’ty Remark 1071990039 Back Grille 1080320105 Top Cover 211202396AC Condenser 1080050004 Outdoor Motor Supporter 1170040058H Outdoor Motor 1070030050AA Propeller Fan 1080050001 Left Grille Supporter 210800274 Front Plate 1070251931 Fan Guard 211206855 Compressor...
- Page 19 Air Conditioner Service Manual Indoor Unit-TAC-18CHSA/XA31 INVERTER Part No. Part Name Q’ty Remark 210838037 Installation Plate 210755270A Base 210738575 Vertical Vane Assembly 210738582 Vertical Vane Connector 210738574 Vane 1070020024AA Cross Fan 1070100010 Bearing Mount 211238370 Evaporator 210738663 Face Frame 210701846 Screw Cover 210738606A Air Filter...
- Page 20 Air Conditioner Service Manual Outdoor Unit- TAC-18CHSA/XA31 INVERTER Part No. Part Name Q’ty Remark 1071990040 Back Grille 1080050011 Top Cover 211238066A Condenser 1080050004 Outdoor Motor Supporter 1170040058H Outdoor Motor 1070030050AA Propeller Fan 1080050001 Left Grille Supporter 210800275 Front Plate 1070251931 Fan Guard 211202953 Compressor...
- Page 21 Air Conditioner Service Manual Outdoor Unit- TAC-24CHSA/XA31 INVERTER Part No. Part Name Q’ty Remark 1083520101 Back Grille 1081990056 Top Cover 211237809 Condenser 1081990060 Outdoor Motor Supporter 1170040169 Outdoor Motor 1070030054AB Propeller Fan 1081990053 Left Grille Supporter 1081990258 Front Plate 1071990096 Fan Guard 211232717 Compressor...
- Page 22 Air Conditioner Service Manual 8. Precaution 8.1 SAFETY RULES AND RECOMMENDATIONS FOR THE INSTALLATION Read this guide before installing and using the appliance. During the installation of the indoor and outdoor units the access to the working area should be forbidden to children.
- Page 23 Air Conditioner Service Manual instruction concerning use of the appliance in a safe way and understand the hazards involved. Children shall not play with the appliance. Cleaning and user maintenance shall not be made by children without supervision. 8.2 SAFETY RULES AND RECOMMENDATIONS FOR THE USER Do not try to install the conditioner alone;...
- Page 24 Air Conditioner Service Manual Ensure that the appliance is disconnected from the power supply when it will remain inoperative for a long period and before carrying out any cleaning or maintenance. Selecting the most suitable temperature can prevent damage to the appliance. 8.3 SAFETY RULES AND PROHIBITIONS Do not bend, tug or compress the power cord since this could damage it.
- Page 25 Air Conditioner Service Manual 9.Names of parts INDOOR UNIT Indoor unit 2-3 4 Name Front panel Air filter Special filter(option) Display PCB Vertical vane Horizontal vane Remote controller Outdoor unit Name Air outlet grille Electronic box cover 2-way valve 3-way valve OUTD OOR UNIT 24 ...
- Page 26 Air Conditioner Service Manual 10. Installation manual 10.1 Installation Details Connecting pipe length Pipe size(Inch) Model Liquid TAC-09CHSA/XA31 INVERTER TAC-12CHSA/XA31 INVERTER TAC-18CHSA/XA31 INVERTER TAC-24CHSA/XA31 INVERTER Indoor unit Outdoor unit Pipe l ength is Pi pe length is 15 meters Max.
- Page 27 Air Conditioner Service Manual 10.2 Installation for the first time Indoor unit Install the indoor unit level on a strong wall that is not subject to vibrations Mounting plate The inlet and outlet ports should not be obstructed: the air should be able to blow all over 150mm the room.
- Page 28 Air Conditioner Service Manual Install the indoor unit at a height of at least 2.5m from the ground. To install, proceed as follows: 10.2.1 Installation of the mounting plate. 1) By using a level, put the mounting plate in a perfect square position vertically and horizontally.
- Page 29 Air Conditioner Service Manual 7).An efficient earth connection must be ensured. 8).If the power cable is damaged, it must be replaced by an authorized Service Centre. 10.2.4 Refrigerant piping connection The piping can be run in the 3 directions indicated by numbers in the picture.
- Page 30 Air Conditioner Service Manual 4).If the piping is installed to the right, the pipes, power cable and drain hose must be lagged and secured onto the rear of the unit with a pipe connection. Insert the pipe connection into the relative slot. Press to join the pipe connection to the base.
- Page 31 Temperature or fault code display Power factor adjustment Protection current samplin Emergencyl Switch signal input PFC Protection current sample Remote signal input Rotor position check 11.2 The structure of ODU PCB TAC-09CHSA/XA31 INVERTER, TAC-12CHSA/XA31 INVERTER DC motor Indicator 4-way valve Communication Compressor Expansion Sensor...
- Page 32 11.3 Connection of ODU PCB TAC-09CHSA/XA31 INVERTER, TAC-12CHSA/XA31 INVERTER COMP. (S-Black) CN13 CN401 CN12 （LEV） （ORQ） (OVT) (485-COM) (OHT) (OPTOAT) (CAN-Blue) P5-1、P8 wu v (VAL)
- Page 33 Air Conditioner Service Manual TAC-18CHSA/XA31 INVERTER, TAC-24CHSA/XA31 INVERTER COMP. CN13 CN12 （LEV） (OHT) (OPTOAT) （ORQ） (OVT) (ACN) CN409 CN11 (ACL) (HEAT) CN410 programmed (OUTFAN) P10-1(U) U603 P5-1、P8 CN401 (VAL) P10-2(V) (DCFAN) (485-COM) CN407 P10-3(W) For EEPROM PC monitor programmed P14(L) D412 Q403 IGBT...
- Page 34 Air Conditioner Service Manual 11.5 Examples of repairing 11.5.1 Display E1 or E2 Reasons: 1) The sensor connection terminal loose or not plugged in. Solution: Check the connecter of sensor and slot (CN6), if loose or not plugged in, please connect again.
- Page 35 Air Conditioner Service Manual Solution: Check the connecter of indoor motor and slot (CN3) and (CN4), if loose or not plugged in, please connect again. 2) The indoor motor damage. Solution: Check and replace the motor. 3) The indoor main PCB damage. Solution: Replace the indoor main PCB.
- Page 36 Air Conditioner Service Manual Solution: Check the connecter of sensor and slot, if loose or not plugged in, please connect again. Outdoor pipe temp sensor damage. Fail Solution: Check and replace the sensor. 3) Outdoor PCB damage. Solution: Check and replace the outdoor PCB. 11.5.4 Display E0,E5 Reason Indoor / outdoor communication damage.
- Page 37 Air Conditioner Service Manual 4) If the 1 & N voltage is normal, measure the voltage between the outdoor terminal 1 and N. If the voltage has no change, firstly replace the indoor main PCB. If the fault remains unsolved, replace the outdoor PCB.
- Page 38 Air Conditioner Service Manual 11.5.6 Display E9（first display P0 or P9） Reason: Outdoor PCB drive circuit damage. Solution: Re-energize and check the protection code on display. Firstly display P0. 1) If this code is displayed when the compressor is started for several seconds or even not started, check the compressor connection for correctness, if no insert wrong, replace outdoor PCB.
- Page 39 Air Conditioner Service Manual EEPROM 11.5.9 Display CL Cause: Air filter duty, the unit operation Cumulative time 500 hours, the controller will confirmation the filter dirty and display CL. Solution: Clean the air filter then cut off the power and supply again. 11.6 MALFUNCTION (PARTS) CHECK METHOD 11.6.1 Procedure for determining defective outdoor unit IPM/compressor The following flow chart shows a procedure for locating the cause of a malfunction when the compressor...
- Page 40 Air Conditioner Service Manual 11.6.2 DC Over Current Error Error memory is recorded Start Are valves (2-way or 3-war) close? Full open stop valves Does compressor rotates? Does compressor rotates more than 30 seconds? IPM PWB floating from the heat sink IPM PWB with screws securely.
- Page 41 Air Conditioner Service Manual 11.6.3 E0,E5 Error Replace inverter board and power Display E5 Start supply board or outdoor PCB assembly Display E0 Display E5 Display E5 Shut off power and supply Shut off power and Replace inverter board supply again again and observe 10 Mins...
- Page 42 Air Conditioner Service Manual 11.7 THERMISTOR TEMPERATURE CHARACTERISTICS 1. Indoor unit and outdoor exchange temperature and outside air temperature sensor temperature characteristics TEMP. Resistance Voltage of TEMP. Resistance Voltage of TEMP. Resistance Voltage of (℃) (k Ohm) resistance (℃) (k Ohm) resistance (℃)
- Page 43 Air Conditioner Service Manual Resistance at 25℃: 5 kΩ. TH1: indoor room 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. 2. Outdoor unit sensor temperature characteristics TEMP.
- Page 44 Air Conditioner Service Manual 63.74 70.48 77.87 6.309 6.655 7.013 1.073 1.12 1.168 60.69 67.05 6.08 6.409 6.748 1.042 1.089 1.136 57.81 63.8 70.34 5.861 6.173 6.495 1.013 1.058 1.104 55.08 60.72 66.88 5.651 5.947 6.253 0.9833 1.028 1.074 52.49 57.81 63.61...