Kenmore Drain Backflow / Siphoning

Water remains in the bottom between cycles; slow backflow into tub.

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Possible Causes

Improper drain hose installation, No high loop or air gap, Garbage disposer backflow, Partially clogged sink drain

How to Fix / Troubleshooting

Safety first: Turn off power before working under the sink.

  • Inspect drain hose routing: Ensure the hose rises to a high loop (at least 32 inches above floor) or connects to an air gap before going to the sink or disposer.
  • Install or fix air gap: If required by code, install an air gap and connect hoses correctly.
  • Check sink drain: Clear any clogs in the sink or disposer that could cause backflow.
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Repair Difficulty

Easy 2/5

Required Part

Drain Hose
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