E20
Kraus Organic Buildup in Grinding Chamber and Drain

Kraus garbage disposal emits a persistent foul odor even after running with water.

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Possible Causes

Food residue on grind ring and splash guard, Sludge buildup in discharge elbow and P-trap, Insufficient flushing with water, Grease accumulation

How to Fix / Troubleshooting

Safety First: Turn OFF the disposal before cleaning. Do not use harsh chemical drain cleaners.

  • Step 1 – Clean splash guard: Remove the rubber splash guard and scrub both sides with hot, soapy water and a brush. This part often traps odors.
  • Step 2 – Deodorize chamber: Pour a mixture of baking soda and vinegar into the disposal. Let it foam for 5–10 minutes, then rinse with hot water.
  • Step 3 – Ice and citrus cleaning: Fill the chamber with a handful of ice cubes and a few small lemon or orange peels. Run cold water and operate the disposal to scour the grind ring.
  • Step 4 – Clean drain trap: If odors persist, remove and clean the P-trap and horizontal drain pipe under the sink to remove sludge.
  • Step 5 – Prevent recurrence: Always run cold water for 15–30 seconds after grinding to flush debris through the drain.
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Repair Difficulty

Very Easy 1/5

Required Part

Splash Guard & Drain Trap
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