Possible causes for error E22
Published guidance and the observed behavior point to these possibilities: Food particles clog the filter; Filter has not been seated or cleaned; Debris restricts sump flow. Check accessible conditions before considering a component fault.
Safe sequence
- 1Disconnect power before reaching into the sump.
- 2Remove and clean the filter exactly as shown in the model manual.
- 3Reinstall the filter securely and run a rinse test.
Stop and get qualified help when
- Broken glass or sharp debris is present
- E22 returns with a clean, correctly fitted filter