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Whirlpool washer error F21
Long drain. The drain pump filter is clogged or the drain hose is kinked.
Moderate · you can check this yourself
F21
Meaning: Long drain
What causes F21
The drain pump filter is clogged or the drain hose is kinked.
What to do
Unplug the washer, open the lower access panel and clean the pump filter. If the code returns, the pump needs replacing.
Can I fix it myself?
Often, yes. Try the check below first — it costs nothing and frequently clears the code.
If the code comes back
Book a visit and add the code to the booking. A technician arrives knowing which parts to bring, diagnoses the washer for a flat $89 and gives you an exact quote before doing any work.
Same washer