LG 67 Error Code – Outdoor BLDC Fan Motor Lock Error

Power Reset
Turn off at breaker, wait 5 min, restart. 🔧 None

Inspect Fan for Obstructions
Visually check the fan blades for any physical obstructions (debris, ice, damaged blades) that may be causing the lock condition. 🔧 Flashlight ⚠️ Disconnect power before inspecting fan

Check Outdoor Fan Blades
Inspect for obstructions. 🔧 Flashlight

Manually Rotate Fan
With power off, attempt to manually spin the fan blades. Fan should rotate freely. If stiff or stuck, motor bearings may have failed. 🔧 None ⚠️ Ensure power is completely off before touching fan

Manually Spin Outdoor Fan
Check for bearing roughness or mechanical lock. 🔧 None ⚠️ Disconnect power first

Check Fan Motor Wiring
Inspect all wiring connections to the fan motor. Check for loose connectors, damaged wires, or corrosion on terminals. 🔧 Multimeter, screwdrivers

Check Outdoor PCB Fan Circuit
Inspect BLDC fan motor wiring. 🔧 Screwdriver

Measure Fan Motor Resistance
Disconnect fan motor connector. Measure winding resistance across motor terminals. Compare to service manual specifications. Open or shorted windings indicate motor failure. 🔧 Digital multimeter ⚠️ Disconnect power before measuring

Replace BLDC Fan Motor or Outdoor PCB
Refer to www.lg-dfs.com service manual. 🔧 New component

Replace Fan Motor
If motor windings are faulty or motor is mechanically seized, replace the fan motor with the correct replacement part for the model. 🔧 Screwdrivers, spanner ⚠️ Ensure power is off and capacitors are discharged before replacing motor