Search results

Please can anyone explain why a Danfoss 3 port valve stays energised on the central heating position, if that was the last call for heat, until the next call for heat, either hot water or heating, when this may not be for several hours. Why does it just not switch off and return on the spring...

I have just fitted a new sync motor to my 3 port drayton mid pos valve. With the central heating calling for heat and the hot water calling for heat, i.e. a cold system, should the internal micro switch be clicking constantly holding the valve midway until either hot water or heating is...