Philips Ep Wasserpumpe defekt Fehlersuche und Wechsel. Pumpe wird leise es kommt kein Kaffee

In this video I show you how you can determine if your water pump is faulty. As a test, an EP4 water pump from the Siemens coffee machines without a pulsation damper is installed. This pump is quieter, more powerful, but usually only lasts 10,000 coffee brews.

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