Troubleshooting the Whirlpool Washer F21 Error Code

If you’re seeing the Whirlpool washer F21 error code, you’re likely dealing with a drainage issue. The f21 code is a common error that appears when the washing machine has trouble draining water properly. This can prevent the washer from completing its cycle, leading to incomplete washes. Let’s dive into the causes of the code F21 and how to fix it.

What Does the Whirlpool Washer F21 Error Code Mean?

The Whirlpool washer F21 error code is triggered when the washing machine fails to drain the water within a set period during a cycle. This could be caused by a clogged drain pump, a kinked or clogged hose, or a malfunctioning drain pump. The f21 washing machine code typically appears during the spin or drain cycle, preventing the washer from completing its cycle. At Smart Appliance Services, we specialize in diagnosing and fixing issues like the F21 error quickly and efficiently.

Common Causes of Whirlpool Washer F21 Error Code

Several factors can cause the Whirlpool washer F21 error code:

Clogged or Blocked Drain Pump: The most common reason for the Whirlpool washer code F21 is a clogged drain pump. Debris, lint, or even small clothing items can clog the pump, causing water to back up in the washer.
Kinked or Blocked Drain Hose: If the drain hose is kinked, twisted, or blocked, it can prevent water from draining properly, triggering the Whirlpool washer F21 error code.
Malfunctioning Drain Pump: A damaged or malfunctioning drain pump can also cause the f21 washing machine code. If the pump isn’t working properly, it may not be able to remove water from the drum.

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How to Fix the Whirlpool Washer F21 Error Code

Here are the steps you can take to resolve the Whirlpool washer F21 error code:

Check the Drain Pump: First, turn off the washer and unplug it. Inspect the drain pump for any visible signs of clogging, such as lint or debris. If the pump is clogged, clean it to restore proper drainage. If the pump is damaged, it may need to be replaced.

Inspect the Drain Hose: Check the drain hose for kinks, twists, or blockages. Make sure the hose is straight and free of obstructions to allow water to flow freely. If necessary, replace the hose if it’s damaged or clogged.
Check for Faulty Wiring: If the drain pump and hose seem fine, inspect the wiring connecting the pump to the control board. Any loose or damaged wires can disrupt the communication, triggering the Whirlpool washer F21 error code. Repair or replace damaged wiring as needed.

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Conclusion

The Whirlpool washer F21 error code is most often caused by a drainage issue, such as a clogged pump or hose. By inspecting the pump, hoses, and wiring, you can often resolve the issue yourself. However, if the problem persists or you’re unsure how to proceed, it’s a good idea to consult a professional Whirlpool washer repair technician—you can easily schedule an appointment online for expert assistance.

FAQ

How do I know if the drain pump is clogged?

To check if the drain pump is clogged, disconnect the washer from the power supply and check the pump for debris. You can remove the pump and clean it to ensure proper water flow.

Can a kinked drain hose cause the F21 error on my Whirlpool washer?

Yes, a kinked drain hose can restrict water flow and trigger the Whirlpool washer code F21. Ensure the hose is straight and free of obstructions to prevent this error.

How often should I check the drain pump on my Whirlpool washer?

It’s a good idea to inspect the drain pump and hoses every few months to ensure they are free of blockages and functioning properly. Regular maintenance can help prevent the f21 washing machine code from appearing.