CH10

LG CH10 Error Code – Indoor Fan Motor Fault

Air Conditioner · CRITICAL Severity

CRITICAL severity Air Conditioner Model: LG Dual Cool 18000 BTU

What This Error Means

fan motor operation failure

Diagnostic & Repair Steps

Record Error Code
Note the exact error code displayed: CH10. Record when it appeared and any symptoms observed (unusual sounds, smells, performance issues). 🔧 Pen and paper

CHECK ~5 min

Power Reset
Turn off the appliance at the power switch and unplug from wall socket. Wait 5 minutes for capacitors to discharge. Plug back in and restart. 🔧 None ⚠️ Wait full 5 minutes before restarting

RESET ~10 min

Visual Inspection
Inspect all visible components for signs of burning, melting, corrosion, or physical damage. Check all wiring connections for looseness. 🔧 Flashlight, screwdrivers ⚠️ Disconnect power before opening unit covers

INSPECT ~15 min

Check Component Connections
Based on error "High Pressure Switch", identify and check all related component connectors and wiring harnesses. 🔧 Multimeter, screwdrivers

CHECK ~20 min

Contact Technical Support
If error persists after above steps, contact manufacturer technical support with model number, error code, and findings from inspection steps. 🔧 Phone or internet

CHECK ~5 min

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