Lg Washing Machine: drain pump failure

Professional Repair Guide

What is this symptom?

Experiencing LG washing machine drain pump failure? Common symptoms include the OE error code, water remaining in the drum after cycles, or a humming pump that fails to remove water. These issues often stem from a clogged drain pump filter or an obstruction in the drain hose, which can prevent proper drainage.

Urgency: Medium

Important Tips for Lg Models

  • LG washers often show OE error codes for drain issues; model-specific manual should be consulted for diagnostic modes.

Possible Causes

Clogged drain pump filter or drain hose obstruction

How to Identify: Water remains after cycle, slow or no draining, debris visible at pump filter or hose.

Part: Drain pump filter and drain hose

DIY Solutions

Clean drain pump filter and hose

Moderate 30-45 minutes
Tools Needed: screwdriver, bucket, gloves
  1. Unplug the washer and locate the filter access panel at bottom front.
  2. Place a bucket beneath, open panel, and slowly unscrew filter cap to drain water.
  3. Remove debris from filter and inspect hose for obstructions; use pliers to clear as needed.
  4. Reinstall filter cap and panel, straighten drain hose.
  5. Run a rinse/spin cycle to test.
⚠️ Safety First: Always unplug the machine before accessing internal parts.

Straighten or reposition drain hose

Easy 5-10 minutes
  1. Ensure hose runs smoothly without kinks and isn’t installed too high above drain outlet.
  2. Reattach hose if necessary to recommended height per LG instructions.
  3. Test draining with a short cycle.

Professional Repairs

Replace drain pump assembly

Estimated Cost: $70 - $180

Internal pump impeller replacement or housing repair

Estimated Cost: $80 - $200

When to Call a Professional

Pump makes loud grinding noise or hums without draining
No improvement after cleaning filter and hose
Visible electrical or internal component damage

Preventive Maintenance

  • Clean drain filter: Blockages that lead to drain failures
    Frequency: monthly
  • Check drain hose positioning: Hose kinks and improper drains
    Frequency: quarterly

Frequently Asked Questions

Why is my LG Washing Machine drain pump failure?
The drain pump failure is often caused by a clogged drain pump filter or an obstruction in the drain hose.
How do I fix LG Washing Machine drain pump failure myself?
Unplug your washer, clean the drain pump filter, and check the drain hose for obstructions to resolve the issue.
How much does it cost to fix drain pump failure?
Professional repairs for drain pump failure typically range from $70 to $200 depending on the necessary repairs.
When should I call a technician for drain pump failure?
If DIY solutions do not resolve the issue or if you're uncomfortable with repairs, it’s best to call a technician.

References & Sources

Community Analytical Insights

Analysis based on real user discussions from appliance repair communities

Can I Fix This Myself?

65%
DIY Success Rate Difficulty: Either

Common Issues Reported by Users

  • Clogged drain filter or hose
  • Faulty drain pump motor
  • Electrical issues (wiring or control board failure)

User Suggested Solutions

  1. Check and clean the drain filter and hose. Disconnect the power, locate the drain filter, remove it, and clear any debris. Also, inspect the drain hose for blockages.

  2. Test the drain pump motor for functionality. Use a multimeter to check for continuity. If faulty, replace the pump motor by disconnecting it and installing a new one.

  3. Inspect the wiring and control board for damage. If there are visible issues, consult a professional for repair or replacement of the control board.

Analysis based on 1 community discussions
View Sources

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

  1. WWYD: Repair old washing machine or replace both?

Community Discussions

drain pump needs to be replaced

Consider repairing the drain pump or replacing the entire unit.

Pro needed View on Reddit →

Source: Reddit r/appliancerepair

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