Understanding Water Not Pumping
This is one of the most reported coffee machine problems. Pump failures require priming, air lock removal, or pump replacement. The fix varies by machine type and brand.
Universal Troubleshooting Steps
These steps work across all major brands:
- Prime pump via steam function for 30 seconds.
- Check for air locks in the pump housing.
- Verify water level sensor is clean.
- Test pump voltage with a multimeter.