F21 Error Code
📋 What Does F21 Mean?
Long Drain — water is taking more than 8 minutes to drain (Whirlpool-based platform).
🔍 Common Causes
- 1Pump filter clogged with lint, coins, or small items
- 2Drain hose kinked or clogged
- 3Drain pump motor failure
- 4Drain hose installed too high
📞 When to Call a Pro
If filter is clean and hose is clear, the drain pump has likely failed.
🔧 DIY Fix Steps
- 1Clean pump filter behind the bottom front access panel — unscrew cap slowly with a towel under it
- 2Straighten any kinks in the drain hose
- 3Run a Spin/Drain-only cycle to test
- 4Ensure drain hose is no higher than 96 inches from the floor
Frequently Asked Questions
What does F21 mean on a Kenmore washing machine?
Long Drain — water is taking more than 8 minutes to drain (Whirlpool-based platform).
Can I fix F21 myself?
Yes, in many cases. Start with: clean pump filter behind the bottom front access panel — unscrew cap slowly with a towel under it If that does not resolve it, if filter is clean and hose is clear, the drain pump has likely failed.
How much does it cost to repair error F21?
Estimated repair cost: $150–$350. This varies by region and technician.
Tools That Help With This Diagnosis
Basic troubleshooting tools grouped separately from the actual error-code explanation.
Multimeters
Useful for basic electrical checks when the repair path calls for it and the unit is safely isolated.
Driver sets
Useful when the first obstacle is simply reaching the part or hose involved.
Cleanup tools
Useful for drain and leak faults where standing water hides the problem.
Related Pages
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Diagnostic tools
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