Why Does the Washing Machine Smell? If There Is an Odor, You Should Know These

A smelly washing machine isn’t pleasant, but understanding the reason can help you eliminate the odor and prevent it from returning. Here are the most common culprits and solutions:

1. Mold and Mildew:

• Cause: Damp, dark environments like washing machines are breeding grounds for these organisms. They thrive on soap scum, dirt, and organic matter left behind on clothes and in the machine.
• Smell: Musty, earthy odor.
• Solution:
  • Clean the drum: Run a hot (at least 60°C/140°F) empty cycle with detergent or a specialized washing machine cleaner.
  • Wipe down the gasket: Remove soap scum and mildew with a damp cloth and bleach solution (diluted 1:10 with water).
  • Leave the door open: After each wash, allow the drum and door to air dry completely.
  • Clean the detergent dispenser: Remove and wash the dispenser with hot soapy water to eliminate buildup.

2. Bacterial Build-up:

• Cause: Residual detergent, fabric softener, and organic matter can harbor bacteria, especially in areas with limited water flow, like the drain hose and filter.
• Smell: Sour, unpleasant odor.
• Solution:
  • Clean the drain hose and filter: Refer to your machine’s manual for instructions on removing and cleaning these components.
  • Use the correct amount of detergent: Overuse can leave residue and trap dirt.
  • Clean the detergent drawer: As mentioned above.
  • Run a cleaning cycle: Some machines have dedicated cleaning cycles for removing bacteria and odor.

3. Sewers and Plumbing Issues:

• Cause: Leaks or improper connections in the drain hose or sewer line can allow sewer gases to enter the machine.
• Smell: Sewage-like odor.
• Solution:
  • Inspect for leaks: Check for visible leaks around the drain hose and connections.
  • Contact a professional: If you suspect a plumbing issue, consult a qualified plumber.

4. Fabric Softener Residue:

• Cause: Excess fabric softener buildup can create a film on the drum and clothes, leading to odors.
• Smell: Sweet, cloying odor.
• Solution:
  • Use fabric softener sparingly: Follow dosage instructions and consider alternatives like vinegar for softening.
  • Clean the drum and dispenser: As mentioned above.

Additional Tips:

• Wash clothes promptly to prevent bacteria growth.
• Avoid overloading the machine.
• Leave the door open for 15-30 minutes after each wash to air out the drum.
• Use baking soda or white vinegar in a wash cycle occasionally to neutralize odors.
• Clean the exterior of the machine regularly to prevent dust and dirt buildup.

By identifying the source of the odor and following these solutions, you can restore your washing machine to its fresh-smelling self. Remember, regular cleaning and maintenance are key to preventing future odor problems.