Lg Washer Dryer: not functioning

Professional Repair Guide

What is this symptom?

If your LG washer dryer is not functioning, you may notice that it won't power on or respond to cycle selections. This issue can manifest as no lights, sounds, or drum movement, indicating a possible power supply issue or a fault in the door lock mechanism. Understanding the common causes can help you troubleshoot effectively.

Urgency: Medium

Important Tips for Lg Models

  • LG washer dryer combos use a water-free drying system and require correct drain hose positioning for proper drying performance; unrelated to no power but relevant if symptom includes drying failure.

Possible Causes

Power supply issue (no power to unit)

How to Identify: No lights, display, or sounds; testing outlet with another appliance also shows no power.

Part: Power cord / outlet / breaker

Door/lid not closed or faulty door lock mechanism

How to Identify: Machine will not start if door isn’t securely closed; may show locked door error or not accept start command.

Part: Door lock assembly

Control board or electronic control failure

How to Identify: Unit remains unresponsive after checking power and door; resets fail; error codes may appear.

Part: Main control board

Internal fuse or thermal safety device blown

How to Identify: No power with proper supply and intact power cord; requires multimeter testing inside unit.

Part: Thermal fuse / internal fuses

DIY Solutions

Verify and restore power supply

Easy 5-15 minutes
Tools Needed: none
  1. Ensure washer dryer is plugged directly into a wall outlet — avoid power strips.
  2. Check home circuit breaker for trip and reset if needed.
  3. Test the outlet by plugging in another device to confirm it provides power.
⚠️ Safety First: Do not work on live electrical circuits.

Ensure door is properly closed and latched

Easy 2-5 minutes
  1. Open and firmly close the washer dryer's door until you hear the latch engage.
  2. Attempt to start the cycle again.
⚠️ Safety First: Do not force the door if blocked by clothing.

Perform a hard reset

Easy 10 minutes
  1. Turn off the circuit breaker for the washer dryer and unplug the unit.
  2. Wait 5 minutes, then turn breaker back on and plug the unit in.
  3. Attempt to power on the machine.
⚠️ Safety First: Ensure unit is unplugged before waiting.

Professional Repairs

Replace faulty door lock assembly

Estimated Cost: $50 - $120

Control board diagnostic and replacement

Estimated Cost: $150 - $400

Internal fuse/thermal device inspection and replacement

Estimated Cost: $30 - $100

When to Call a Professional

No power persists after verifying outlet and breaker.
Door lock mechanism appears damaged or intermittent.
Control panel and board show signs of malfunction (error codes or non-responsive).
Internal components like fuses need testing.

Preventive Maintenance

  • Ensure power cord and outlet integrity: Power supply related failures
    Frequency: annually
  • Clean door latch area and check for debris: Door lock issues preventing start
    Frequency: monthly

Frequently Asked Questions

Why is my LG Washer Dryer not functioning?
Common causes include power supply issues, a faulty door lock, or control board failure.
How do I fix LG Washer Dryer not functioning myself?
Check power supply, ensure the door is latched, and perform a hard reset.
How much does it cost to fix not functioning?
Repair costs range from $30 for internal fuses to $400 for control board replacement.
When should I call a technician for not functioning?
If DIY solutions don't resolve the issue, or if you suspect control board failure, call a technician.

References & Sources

Community Analytical Insights

Analysis based on real user discussions from appliance repair communities

Can I Fix This Myself?

50%
DIY Success Rate Difficulty: Professional

Common Issues Reported by Users

  • Transmission failure (2 mentions)

User Suggested Solutions

  1. Consider replacing with LG WashTower or separate stacked units.

    Success rate: 33.0%

  2. Using heat pump dryers and running both off the same circuit with precautions.

    Success rate: 17.0%
Analysis based on 4 community discussions
View Sources

Data compiled from real discussions on r/appliancerepair and r/Appliances:

  1. Be wary of Costco's Memorial Day sale on appliances
  2. Double washer/dryer questions
  3. Small Apartment LG WashTower vs LG Stacked vs Other Option?
  4. LG Washtower - ventless option

Community Discussions

dryer kicked the bucket

The user found a better price before the Memorial Day sale.

Pro needed View on Reddit →

Washer broke

LG Washtower is a recommended replacement with ventless option.

Pro needed View on Reddit →

transmission stopped working

Consider replacing with LG WashTower or separate stacked units.

Pro needed View on Reddit →

painful waiting for parts to come

Consider using heat pump dryers and running both off the same circuit with precautions.

DIY View on Reddit →

Source: Reddit r/appliancerepair

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