Worcester Bosch Greenstar 1000 Combi 2207 – Low level/ no PWM signal from the calculation pump

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Low level/ no PWM signal from the calculation pump

Worcester Bosch Greenstar 1000 Combi

Category

Remedy

▶ Check pump.
▶ Check the valve position in the heating circuit, open the valve if necessary.
▶ Check the communication socket of the pump.