Dryer Lint Brush: How to Clean and Maintain Your Dryer

Quick answer

Use a dryer lint brush to remove lint from the lint trap and exhaust duct. Clean the lint trap after every load and the duct every 6 months to prevent fire hazards and improve drying efficiency.

Confirm the symptom

• Dryer takes longer to dry clothes
• Clothes feel damp after a cycle
• Smell of burning or smoke during operation
• Lint buildup around the lint trap or exhaust vent

Tools and prep

• Dryer lint brush
• Screwdriver (if needed to access duct)
• Vacuum with brush attachment
• Work gloves
• Turn off the dryer and unplug it before cleaning

Step-by-step troubleshooting

1. Check the Lint Trap
   Do: Remove the lint trap from the dryer and inspect for lint buildup.
   Observe: Lint trap is full or partially clogged.
   Means: The lint trap needs cleaning to prevent reduced airflow.
   Next: Clean the lint trap with the lint brush.
2. Clean the Lint Trap
   Do: Use the lint brush to remove lint from the lint trap.
   Observe: Lint is removed and the trap is clean.
   Means: The lint trap is now ready for use.
   Next: Replace the lint trap in the dryer.
3. Access the Exhaust Duct
   Do: Locate the exhaust duct connection behind or beneath the dryer.
   Observe: Duct is accessible and can be disconnected.
   Means: You can now clean the duct.
   Next: Disconnect the duct and clean it with the lint brush.
4. Clean the Exhaust Duct
   Do: Use the lint brush to remove lint from the inside of the duct.
   Observe: Lint is removed from the duct.
   Means: The duct is now free of lint buildup.
   Next: Reconnect the duct to the dryer.
5. Vacuum the Duct
   Do: Use a vacuum with a brush attachment to suction out any remaining lint.
   Observe: The duct is clean and free of lint.
   Means: The exhaust duct is now clean and ready for use.
   Next: Plug in the dryer and test it.
6. Test the Dryer
   Do: Run a test load of laundry to ensure the dryer is working properly.
   Observe: Dryer runs smoothly and clothes are dry after the cycle.
   Means: The dryer is functioning correctly.
   Next: Continue regular cleaning as needed.

Common causes

Parts matching

When selecting a dryer lint brush, look for one that fits your dryer model and has a comfortable grip.

• Check the size of the lint trap and duct to ensure the brush fits.
• Choose a brush with stiff bristles for effective lint removal.
• Look for a brush with a long handle for reaching into the duct.
• Consider a brush with a built-in lint container for easy disposal.
• Select a brush made from durable materials for long-term use.

If you have a flexible vent hose, consider a brush with a flexible head for better cleaning.

When to call a professional

• The dryer still doesn't dry clothes properly after cleaning the lint trap and duct.
• You notice a strong burning smell or smoke during operation.
• The exhaust duct is damaged or difficult to clean.
• You are unsure about how to safely access or clean the duct.
• The dryer makes unusual noises after cleaning.

FAQ

Related guides

• dryer vent cleaning

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