no-flow Troubleshooting

No water flow / weak shot on the Siemens Entkalkungstabletten

Source: Reddit r/espresso — coffee machine troubleshooting Confidence: 60% Verified Aug 9, 2026

The machine does not pump water or pulls a weak shot, often from a clogged line or limescale.

How to fix No water flow / weak shot

Prime the pump

Run a water-only cycle to purge air from the system. If no water flows, check the water line for kinks.

Source: Reddit r/espresso — coffee machine troubleshooting Confidence: 60% Verified Aug 9, 2026
Difficulty: ★ Est. 5 min

Clean the group head

Remove and clean the group head and portafilter to clear clogs.

Source: Reddit r/espresso — coffee machine troubleshooting Confidence: 60% Verified Aug 9, 2026
Difficulty: ★★ Est. 10 min

Parts needed: Siemens Entkalkungstabletten Group Head Gasket, Siemens Entkalkungstabletten Portafilter

Replacement parts for the Siemens Entkalkungstabletten

← All Siemens Entkalkungstabletten error codes

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