10
LG 10 Error Code – Indoor Fan Locked
Air Conditioner · HIGH Severity
What This Error Means
Indoor unit fan has locked up (fan motor operation failure)
Diagnostic & Repair Steps
1
Power Reset
Turn off at breaker, wait 5 min, restart.
Turn off at breaker, wait 5 min, restart.
RESET
~5 min
2
Check Indoor Fan Blades
Inspect for obstructions or ice.
Inspect for obstructions or ice.
INSPECT
~10 min
3
Manually Spin Indoor Fan
Check for bearing roughness or mechanical lock. ⚠️ Disconnect power first
Check for bearing roughness or mechanical lock. ⚠️ Disconnect power first
TEST
~5 min
4
Check Indoor PCB Fan Circuit
Inspect fan motor wiring connections.
Inspect fan motor wiring connections.
CHECK
~10 min
5
Replace Fan Motor or Indoor PCB
Refer to www.lg-dfs.com service manual.
Refer to www.lg-dfs.com service manual.
REPLACE
~30 min
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