LG No Power / Dead Control

Washer-dryer combo will not power on; no lights or display response.

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Safety Warning

This repair may involve working with high voltage components or water connections. Always unplug the appliance before removing any panels.

If you are not confident in your ability to perform this repair safely, we strongly recommend contacting a professional technician.

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Possible Causes

Blown internal fuse on main PCB, Faulty power cord, Failed noise filter assembly, Defective main control board

How to Fix / Troubleshooting

Safety first: Unplug the unit before removing any panels. If you are not comfortable working with mains voltage, contact a technician.

  • 1. Check external power:
    • Verify the outlet has power using another device.
    • Check the circuit breaker and reset if tripped.
  • 2. Inspect power cord:
    • Look for cuts, burns, or crushed sections on the LG power cord.
    • Replace the cord if damaged.
  • 3. Internal checks (advanced):
    • Remove the top cover.
    • Locate the noise filter (line filter) where the power cord enters.
    • Check for burnt components or loose connections.
    • Test continuity through the noise filter; replace if open.
    • Inspect the main PCB for blown fuses or burn marks; replace the board if damaged.
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Repair Difficulty

Hard 4/5

Required Part

LG Noise Filter Assembly
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