Mora
No Circulation / Wash Pump Not Running
Dishwasher fills and drains but spray arms do not rotate; dishes remain dirty.
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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
Failed circulation pump, Jammed impeller, Loose wiring to pump, Blocked sump inlet to pump
How to Fix / Troubleshooting
Safety first: Disconnect mains power and allow hot water to cool before working underneath.
- Check spray arms: Ensure they are not blocked by dishes and can spin freely by hand.
- Listen for pump: During wash phase, listen for the sound of the circulation pump. A loud hum or silence indicates a problem.
- Inspect sump: Remove filters and check for debris blocking the pump inlet.
- Access pump: Lay the dishwasher on its back, remove the bottom panel, and inspect the circulation pump and wiring. Replace the pump if it is seized or electrically faulty.
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Repair Difficulty
Hard
4/5
Required Part
Circulation Pump Motor
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