Whirlpool Washer Error Code: F21
F21 indicates a drain problem.
Try the following method to resolve:
Select PAUSE/CANCEL twice to cancel the cycle. Unplug washer or disconnect power.
Check the following:
- Is the drain hose kinked?
- Is the drain hose frozen?
- Is the drain hose clogged?
- Is the drain hose more than 96″ (2.4 m) above the floor?
- Plug in washer or reconnect power. Re-select cycle and press START.