LG Therma V Monobloc (air-to-water heat pump)
LG · Heat pumps · 40 codes · 24 with plain-language explanation
Guides
- LG Therma V: what emergency operation means and how to check water pressure
The manual explains emergency operation and where to check the water pressure.
- LG Therma V: when to call service immediately, where to check water pressure and how to restart
The manual lists situations that need immediate service, explains where to read the water pressure and how to restart the controller.
Error codes
- CH01 Problem in remote room air sensor with plain-language explanation
- CH02 Problem in refrigerant (inlet side) sensor source text only
- CH03 Bad communication between remote controller and unit. with plain-language explanation
- CH05 Bad communication between Main PCB assembly(Heater) and Main PCB assembly(Inverter) of the unit. with plain-language explanation
- CH06 Problem in refrigerant (outlet side) sensor source text only
- CH08 Problem in water tank sensor with plain-language explanation
- CH09 PCB program (EEPROM) fault source text only
- CH10 BLDC Water pump Lock with plain-language explanation
- CH114 Problem in Vapor injection inlet temperature sensor source text only
- CH115 Problem in Vapor injection outlet temperature sensor source text only
- CH13 Problem in solar pipe sensor source text only
- CH14 Problem in flow switch with plain-language explanation
- CH15 Water pipe overheated with plain-language explanation
- CH16 Problems in sensors source text only
- CH17 Problem in water-inlet sensor with plain-language explanation
- CH18 Problem in water-outlet sensor with plain-language explanation
- CH19 Problem in electric heater outlet sensor source text only
- CH20 Thermal fuse is damaged with plain-language explanation
- CH21 DC PEAK (IPM Fault) with plain-language explanation
- CH22 Max. C/T with plain-language explanation
- CH23 DC Link High / Low Volt with plain-language explanation
- CH24 Low/High Pressure Switch Perception Error with plain-language explanation
- CH26 DC Compressor Position source text only
- CH27 AC Input Instant over Current Error with plain-language explanation
- CH29 Inverter compressor over current with plain-language explanation
- CH32 High temperature in Discharge pipe of the inverter compressor with plain-language explanation
- CH35 Low pressure Error with plain-language explanation
- CH41 Problem in D-pipe temperature sensor source text only
- CH43 Problem in high pressure sensor source text only
- CH44 Problem in outdoor air temperature sensor with plain-language explanation
- CH45 Problem in Cond. middle pipe temperature sensor source text only
- CH46 Problem in suction pipe temperature sensor source text only
- CH52 PCB Communication Error source text only
- CH53 Bad communication between Main PCB assembly(Heater) and Main PCB assembly(Inverter) of the unit. with plain-language explanation
- CH54 Open and Reverse Phase Error with plain-language explanation
- CH60 PCB(Inverter) & Main EEPROM check sum error source text only
- CH61 High temperature in Cond. Pipe with plain-language explanation
- CH62 Heat sink Temp, High error with plain-language explanation
- CH65 Problem in Heatsink Temperature sensor source text only
- CH67 Fan lock error with plain-language explanation