Bomann® Kühlschrank — Error codes & fixes
Troubleshooting guide for the Bomann® Kühlschrank. Diagnose an error code and find the fix.
Grinder jam / not grinding
grinder-jamThe built-in grinder jams or stops, often from oily beans or a blocked chute.
Source: Reddit r/espresso — coffee machine troubleshooting
Confidence: 60%
Verified Aug 9, 2026
No water flow / weak shot
no-flowThe machine does not pump water or pulls a weak shot, often from a clogged line or limescale.
Source: Reddit r/espresso — coffee machine troubleshooting
Confidence: 60%
Verified Aug 9, 2026
Low pressure / watery espresso
pressureThe espresso is watery with little crema, often from a clogged portafilter or stale grounds.
Source: Reddit r/espresso — coffee machine troubleshooting
Confidence: 60%
Verified Aug 9, 2026
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