Quick answer
A smelly top load washer often results from mold, mildew, or trapped debris. Run a cleaning cycle with hot water and vinegar. Wipe down the interior and leave the door open to dry. If the smell persists, inspect and clean the drain pump filter and other components.
Confirm the symptom
- Your washer has a musty or unpleasant odor.
- The smell is present even when the washer is not in use.
- Clothes come out smelling bad after a wash cycle.
- There is visible mold or mildew inside the washer.
Tools and prep
- White vinegar
- Hydrogen peroxide (3%)
- Baking soda
- Soft brush or sponge
- Towels
- Screwdriver (if needed)
- Gloves
- Ensure the washer is unplugged before starting any repairs.
- Turn off the water supply valves to the washer.
Step-by-step troubleshooting
- Run a Cleaning CycleDo: Pour 2 cups of white vinegar into the detergent dispenser.Observe: Start a normal cycle with hot water.Means: This helps to kill bacteria and remove odors.Next: Proceed to the next step after the cycle is complete.
- Wipe Down the InteriorDo: Use a mixture of equal parts water and hydrogen peroxide to wipe down the interior, including the door seal, detergent dispenser, and tub.Observe: Pay special attention to any visible mold or mildew.Means: This will help to disinfect and remove any remaining odors.Next: Leave the washer door open to dry completely.
- Clean the Drain Pump FilterDo: Locate the drain pump filter (usually at the front bottom of the washer).Observe: Place a towel to catch any water, then unscrew and remove the filter.Means: This can trap debris and cause odors.Next: Clean the filter and reinstall it.
- Check the Detergent DispenserDo: Remove the detergent dispenser and soak it in warm, soapy water.Observe: Scrub any residue or buildup with a soft brush.Means: Detergent residue can cause bad odors.Next: Reinstall the dispenser and run another cleaning cycle if needed.
- Inspect the Water Inlet HosesDo: Check the water inlet hoses for any kinks or blockages.Observe: Ensure water is flowing freely into the washer.Means: Blocked hoses can cause water to stagnate and smell.Next: If necessary, replace the hoses.
- Clean the Washer TubDo: Sprinkle baking soda inside the tub.Observe: Run a short cycle with hot water.Means: This will help to neutralize odors.Next: Wipe down the tub again with a vinegar solution.
- Run a Final Rinse CycleDo: Run an empty cycle with just hot water.Observe: Ensure the washer is completely empty and dry.Means: This will remove any remaining cleaning agents.Next: If the smell persists, consider professional help.
Common causes
| Cause | Likelihood | Difficulty | Part often needed |
|---|---|---|---|
| Mold and Mildew Moisture trapped in the washer can lead to mold and mildew growth. | Common | Easy | White vinegar, hydrogen peroxide |
| Detergent Residue Excess detergent can build up and cause odors. | Common | Easy | Soft brush, warm soapy water |
| Clogged Drain Pump Filter Debris can get trapped in the filter, causing bad smells. | Sometimes | Easy–Medium | Towels, screwdriver |
| Blocked Water Inlet Hoses Stagnant water in the hoses can lead to odors. | Sometimes | Medium | Replacement hoses |
| Dirty Washer Tub Over time, the tub can accumulate dirt and grime. | Common | Easy | Baking soda |
| Infrequent Use Washers that are not used regularly can develop odors. | Sometimes | Easy | None |
| Faulty Water Supply Impurities in the water supply can cause odors. | Rare | Hard | Water filter |
Parts matching
If the above steps do not resolve the issue, you may need to replace certain parts.
- Drain Pump Filter
- Water Inlet Hoses
- Detergent Dispenser
- Water Supply Filter
- Washer Tub Seal
Always ensure parts are compatible with your specific washer model.
When to call a professional
- The smell persists after thorough cleaning.
- You notice leaks or other mechanical issues.
- The washer is not functioning properly.
- You are uncomfortable performing the repairs yourself.
- You suspect a problem with the water supply.
- The washer is under warranty.
FAQ
How often should I clean my washer?
It's a good idea to clean your washer every 1-2 months to prevent odors and maintain its performance.
Can I use bleach to clean my washer?
Bleach can be too harsh and damage the washer's components. Stick to vinegar and hydrogen peroxide for cleaning.
Why does my washer smell bad after a cleaning cycle?
If the smell persists, there may be a deeper issue, such as a clogged drain pump or blocked hoses. Inspect these components for any problems.
Can I prevent odors in my washer?
Yes, regularly cleaning the washer, leaving the door open to dry, and using the correct amount of detergent can help prevent odors.