Keurig
Overfilling Due to Flow Meter or Control Error
Brewer dispenses too much water, overflowing the cup.
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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
Faulty flow meter not counting pulses, Control board miscalculation, Sticking brew valve, Incorrect cup size calibration
How to Fix / Troubleshooting
Safety first: Unplug the brewer before moving it.
- Reset cup size: On models with programmable sizes, reset to factory defaults.
- Descale: Remove scale that may affect flow meter accuracy.
- Test multiple sizes: See if all sizes overfill or only one. This helps isolate calibration vs. hardware.
- Persistent overfill: The flow meter or control board likely needs replacement by a technician.
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Repair Difficulty
Hard
4/5
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