E17
AmazonCommercial Loose Mounting / Chamber Resonance

Disposal is extremely loud, with rattling or banging noises when grinding normal food waste.

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Possible Causes

Loose mounting ring screws, Missing or damaged rubber anti-vibration mount, Thin or flexible sink material amplifying noise, Loose internal baffle or splash guard

How to Fix / Troubleshooting

Safety First: Turn OFF power before tightening any hardware. Do not place hands inside the unit.

  • Step 1 – Check mounting ring: From below, ensure the disposal is fully locked into the mounting assembly and that the three mounting screws are snug.
  • Step 2 – Inspect rubber mount: Verify that the rubber mounting gasket between the sink flange and disposal is intact and properly seated.
  • Step 3 – Replace splash guard: If the rubber splash guard at the sink opening is torn or missing, replace it with a compatible AmazonCommercial splash baffle to reduce noise.
  • Step 4 – Add support: For thin stainless sinks, consider adding a support bracket or reinforcing the sink to reduce flex and resonance.
  • Step 5 – Test with water and small loads: Noise should be noticeably reduced when properly mounted and baffled.
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Repair Difficulty

Easy 2/5

Required Part

Mounting Gasket and Splash Guard
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