Коды ошибок кондиционеров LG
Код неисправности | Расшифровка кода ошибки |
00 | Text the 1, 2 or 3 digit fault code number only. I.e. If you see fault code CH07 on your indoor unit or R/Controller, only type 7 or 07 in your text message. |
01 | Indoor unit return air sensor fault. Disconnect sensor from PCB and measure resistance. 8 kOhm at 30C and 13 kOhm at 20C if not replace sensor |
1 | Indoor unit return air sensor fault. Disconnect sensor from PCB and measure resistance. 8 kOhm at 30C and 13 kOhm at 20C if not replace sensor |
02 | Indoor Pipe Sensor or Outdoor Sensor Assy fault, Open or Short. Disconnect from PCB and measure resistance. Air sensor = 10 kOhm at 25C, Pipe sensor = 5 kOhm at 25C. If not replace sensor. |
2 | Indoor Pipe Sensor or Outdoor Sensor Assy fault, Open or Short. Disconnect from PCB and measure resistance. Air sensor = 10 kOhm at 25C, Pipe sensor = 5 kOhm at 25C. If not replace sensor. |
03 | Remote controller comms error. Check wired correctly, if so check dipswitch in RC. Set to Sg for 1 unit, or Gr for group then reset power |
3 | Remote controller comms error. Check wired correctly, if so check dipswitch in RC. Set to Sg for 1 unit, or Gr for group then reset power |
04 | RAC Product = Heat Sink Sensor Error, Open/Short Cct or over 95C. Commercial Product = Condensate pump float switch risen. Check drain pan is empty, check pump is working OK. If no pump check blue jumper plug is inserted in socket CN Float. |
4 | RAC Product = Heat Sink Sensor Error, Open/Short Cct or over 95C. Commercial Product = Condensate pump float switch risen. Check drain pan is empty, check pump is working OK. If no pump check blue jumper plug is inserted in socket CN Float. |
05 | Comms Error, check your wiring, remove external pumps. Split/Multi - check volts from terminal N to 3 = 0 - 65 Vdc, Multi V - 4 Vdc terminals 3 and 4 |
5 | Comms Error, check your wiring, remove external pumps. Split/Multi - check volts from terminal N to 3 = 0 - 65 Vdc, Multi V - 4 Vdc terminals 3 and 4 |
06 | Indoor unit coil sensor fault. Disconnect from PCB measure resistance. 10 kOhm at 10C and 4 kOhm at 30C. if not replace sensor. Split = text 21 |
6 | Indoor unit coil sensor fault. Disconnect from PCB measure resistance. 10 kOhm at 10C and 4 kOhm at 30C. if not replace sensor. Split = text 21 |
07 | Multi Splits and Multi V = indoor unit is set to run in a different mode from the master indoor unit. Set ALL indoor units to cooling or ALL to heating to clear. Splits = Compressor Over Current (CT2), also see Code 06. |
7 | Multi Splits and Multi V = indoor unit is set to run in a different mode from the master indoor unit. Set ALL indoor units to cooling or ALL to heating to clear. Splits = Compressor Over Current (CT2), also see Code 06. |
RAC Indoor unit BLDC Fan problem. This is caused by the Indoor fan being locked. Check fan motor is plugged in correctly, Electrically & Mechanically sound. | |
08 | Check the fan motor turns freely, check the AC Voltage supplied to the fan motor, this will vary from 120 V ac at low speed to 170V AC at high speed. If no |
Voltage is present the the PCB is faulty, if Voltage is present the fan motor will be Faulty. | |
RAC Indoor unit BLDC Fan problem. This is caused by the Indoor fan being locked. Check fan motor is plugged in correctly, Electrically & Mechanically sound. | |
8 | Check the fan motor turns freely, check the AC Voltage supplied to the fan motor, this will vary from 120 V ac at low speed to 170V AC at high speed. If no |
Voltage is present the the PCB is faulty, if Voltage is present the fan motor will be Faulty. | |
09 | Split = Outdoor unit fan problem. Check Outdoor fan motor is plugged in, Electrically & Mechanically sound, if not replace motor, otherwise replace PCB. Multi V = Indoor unit EEPROM error - Replace the indoor unit PCB, and then make sure to do Auto addressing and input the address of central control. |
9 | Split = Outdoor unit fan problem. Check Outdoor fan motor is plugged in, Electrically & Mechanically sound, if not replace motor, otherwise replace PCB. Multi V = Indoor unit EEPROM error - Replace the indoor unit PCB, and then make sure to do Auto addressing and input the address of central control. |
10 | RAC Product: Compressor discharge sensor fault. Disconnect from PCB measure resistance 237 kOhm at 20°C, 168 kOhm at 30C. Multi Fdx & Multi V text 8 |
11 | Multi V indoor unit not connected to an outdoor unit. Check comms wiring is correct, and check initialisation has been carried out correctly |
12 | RAC Product = EEPROM Sum Check Error, text 60 for help. |
13 | RAC Product = PSC (Reactor) Error, text 27 for help. |
14 | RAC Product = Compressor Phase Current Error |
15 | no such fault code Text 1, 2 or 3 digit fault code number only. If you see fault code CH07 only type 7 in your text message |
16 | no such fault code Text 1, 2 or 3 digit fault code number only. If you see fault code CH07 only type 7 in your text message |
17 | no such fault code Text 1, 2 or 3 digit fault code number only. If you see fault code CH07 only type 7 in your text message |
18 | no such fault code Text 1, 2 or 3 digit fault code number only. If you see fault code CH07 only type 7 in your text message |
19 | no such fault code Text 1, 2 or 3 digit fault code number only. If you see fault code CH07 only type 7 in your text message |
20 | no such fault code Text 1, 2 or 3 digit fault code number only. If you see fault code CH07 only type 7 in your text message |
21 | Inverter compressor run current high. Check compressor windings all equal 1 to 4 Ohms, Check to earth 50 MOhm minimum, check run current |
22 | Inverter compressor run current high. Check compressor windings all equal 1 to 4 Ohms . Check to earth 50 MOhm minimum, check run current |
23 | Inverter dc voltage low. Check dc voltage of capacitors 300 Vdc for 1Ph and 600 Vdc for 3Ph. If OK change outdoor inverter PCB |
24 | Splits and Multi Splits = High or low pressure trip. Low at 1 bar High at 35 bar check pressures. Multi V = High pressure trip. |
25 | Check power supply voltage to the outdoor unit is correct (1ph ?220 Vac ±10% or 3ph ?380 Vac ±10%). If OK, check fuses, if fuses are OK replace outdoor main PCB |
26 | Inverter compressor seized. Check compressor windings all equal resistance 1 to 4 Ohms, check to earth 50 MOhm minimum, check run current and Inverter outputs |
27 | Inverter current irregularity. Check inverter PCB, check reactor connections and its resistance is less than 1 ohm. |
28 | Inverter dc voltage too high. Check dc voltage of capacitors 300 Vdc for 1Ph and 600 Vdc for 3Ph. If OK change outdoor inverter PCB |
29 | no such fault code Text 1, 2 or 3 digit fault code number only. If you see fault code CH07 only type 7 in your text message |
30 | no such fault code Text 1, 2 or 3 digit fault code number only. If you see fault code CH07 only type 7 in your text message |
31 | no such fault code Text 1, 2 or 3 digit fault code number only. If you see fault code CH07 only type 7 in your text message |
32 | Inverter compressor discharge temperature too high. If over 105°C, check refrigerant charge |
33 | Excessive rise of standard compressor discharge temperature. If over 105°C check refrigerant charge |
34 | Excessive high pressure rise, over 35 bar at HP sensor. Check pressures, check coils, and filters are clean check for OFN in system pipework |
35 | Excessive low pressure drop under 1 Bar at LP sensor. Check pressures, and check service valves open |
36 | no such fault code Text 1, 2 or 3 digit fault code number only. If you see fault code CH07 only type 7 in your text message |
37 | no such fault code Text 1, 2 or 3 digit fault code number only. If you see fault code CH07 only type 7 in your text message |
38 | no such fault code Text 1, 2 or 3 digit fault code number only. If you see fault code CH07 only type 7 in your text message |
39 | no such fault code Text 1, 2 or 3 digit fault code number only. If you see fault code CH07 only type 7 in your text message |
40 | Inverter ac current abnormal. Check compressor windings all equal resistance 1 to 4 Ohms, check to earth 50 MOhm minimum, check run current and inverter outputs |
41 | Inverter compressor discharge sensor fault. Disconnect from PCB measure resistance 237 kOhm at 20°C and 168 kOhm at 30°C. |
42 | Low pressure sensor fault. Check dc voltage between white and black cable on plug. Multi V: 1 Vdc = 4 bar up to 5 Vdc = 32 bar |
43 | High pressure sensor fault. Check dc voltage between white and black cable on plug. Multi V: 1 Vdc = 8 bar up to 2.5 Vdc = 37 bar |
44 | Outdoor unit air sensor fault. Disconnect from PCB and measure resistance. 8 kOhm at 30C and 13 kOhm at 20C. If OK replace PCB, if not replace sensor |
45 | Outdoor unit coil sensor fault. Disconnect from PCB measure resistance. 10 kOhm at 10°C and 4 kOhm at 30°C. If OK replace PCB, if not replace sensor |
46 | Outdoor unit suction sensor fault. Disconnect from PCB and measure resistance. 10 kOhm at 10°C and 4 kOhm at 30°C. If OK replace PCB, if not replace sensor |
47 | Compressor discharge sensor fault. Disconnect from PCB measure resistance. 237 kOhm at 20°C and 168 kOhm at 30°C. If OK replace PCB, if not replace sensor |
48 | Split/Multi Split = Outdoor unit discharge and air sensor both unplugged. Multi V = Outdoor unit coil sensor. Text 45 for diagnostics |
49 | Check power supply voltage to the outdoor unit is correct (1ph ?220 Vac ±10% or 3ph ?380 Vac ±10%). If OK check fuses, if fuses OK, replace outdoor main PCB |
50 | no such fault code Text 1, 2 or 3 digit fault code number only. If you see fault code CH07 only type 7 in your text message |
51 | Unit mismatch. Check model number of units do not exceed maximum. Multi V - also check Sub outdoor unit dipswitch settings |
52 | Communication error between inverter PCB and main outdoor unit PCB. Check wiring fuses and LEDs . If OK either inverter or main PCB defective |