F11
Hotpoint-Ariston
Drain Pump Circuit Open / Pump Not Driven
Machine will not drain; F11 displayed; pump may be silent (no humming).
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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
Open-circuit drain pump motor, Loose pump connector, Broken wiring between pump and control, Faulty pump triac or relay on main board
How to Fix / Troubleshooting
Safety: Unplug the appliance and prepare for water spillage.
- Check pump filter and impeller: As with F05, clean the filter and ensure the impeller is free and not jammed.
- Inspect pump wiring:
- Access the pump from the front bottom or underside.
- Verify the electrical connector is secure.
- Check for damaged wires.
- Test pump motor (for multimeter users):
- Disconnect the pump connector.
- Measure resistance across the pump terminals; typical values are 150–300 Ω.
- Infinite resistance indicates an open pump coil; replace the pump.
- If pump tests OK: The fault may be in the main control board pump driver; replace the board after confirming wiring continuity.
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Repair Difficulty
Medium
3/5
Required Part
Drain Pump Assembly
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