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Can I speed up my grundfos selectric 1550 pump?

Re the grundfos selectric 1550 pump, are you able to speed the pump up so that it pumps water round faster? or are they factory set?

Many thanks

Paul N
October 2010
GrundfosGrundfos Selectric 1550Heating, Home Heating SystemsGrundfos Pump Heating
They have three settings. Look at the side of the pump.
Question being, why would you want/need to alter?

Carefree
October 2010

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