LG error codes

12 documented LG error codes, with meaning, probable causes and a guided diagnostic tree in the app.

HVACIQ

• CH01 — Room Temperature Sensor Fault
• CH05 — Indoor Unit Communication Error
• CH05 — Refrigerant addressing error
• CH22 — Compressor Overcurrent / Overload Protection
• CH32 — Discharge Temperature Too High
• CH32 — Capacity unbalance between circuits
• CH34 — High Pressure Alarm / HP Lockout
• CH34 — Sub-cooling fault / sottoraffreddamento anomalo
• CH35 — Low Pressure Alarm / Refrigerant Shortage
• CH35 — Low Pressure Alarm / LP Lockout
• CH45 — Outdoor Coil Sensor Fault / Evaporator Temperature Error
• CH67 — Outdoor Fan Motor Fault

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