Grinder for Melitta Caffeo fully automatic coffee machines. If the coffee is thin or the brewing process stops, the grinder is probably worn out. With a new grinder, the coffee tastes like it did on the first day. The coffee grinder is delivered without the black gear ring. This must be taken over from the old part. The motor on the grinder is operated with direct current. Since there is usually no indication of the polarity on either the motor connections or the cable, the only thing that helps is to try it out. When the grinding unit is installed and connected, a test run is started; the grinding cone must rotate clockwise. If the cone runs to the left, no beans are ground, in this case you simply have to swap the cables at the connections. All grinding units are ground to the correct gr.
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