Jet Tech Base Pan / Hose / Pump Seal Leak

Dishwasher leaks water onto the floor from underneath during or after a cycle

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Safety Warning

This repair may involve working with high voltage components or water connections. Always unplug the appliance before removing any panels.

If you are not confident in your ability to perform this repair safely, we strongly recommend contacting a professional technician.

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Possible Causes

Loose hose clamp on sump or drain hose, Worn wash pump shaft seal, Cracked internal hose, Deteriorated door bottom gasket

How to Fix / Troubleshooting

Safety first: Turn off power and close the water supply immediately. Mop up any standing water to prevent slips.

  • 1. Identify leak source: Remove the lower front panel and run a short cycle while observing the underside with a flashlight. Look for drips from hoses, pump housings, and the door area.
  • 2. Tighten clamps: Use a screwdriver to tighten any loose hose clamps on the sump outlet, drain hose, and circulation lines.
  • 3. Replace cracked hoses: If a hose shows splits or bulges, replace it with the correct Jet Tech hose and secure with new clamps.
  • 4. Inspect pump seals: If water appears around the wash or drain pump shaft, the mechanical seal is likely worn and the pump assembly should be replaced.
  • 5. Check door bottom gasket: Inspect the lower door seal for tears or flattening. Replace if water trails originate from the door edge.
  • When to call a technician: Pump seal and major hose replacements may require partial disassembly of the machine; professional service is recommended if you are unsure.
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Repair Difficulty

Hard 4/5

Required Part

Wash Pump Assembly
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