Can anyone help with this mystery ive asked many paople and nobody upon nobody knows what it is.
boiler works fine for c/h
Hot water the pin does not come out far enough to hit the microswitch whuch makes the boiler fire doen all the usuals
diaphragm ok in pump proving switch
auto bypass ok not permananently open
pump cant be stopped with scredriver.
baffling me only thing i can think is plate to plate but even had that off and water flows through it ok??
anybody who has had this problem pls pls enlighten me to the answer.
like is say ok on ch pin stops about 2 mil short on hot water
boiler works fine for c/h
Hot water the pin does not come out far enough to hit the microswitch whuch makes the boiler fire doen all the usuals
diaphragm ok in pump proving switch
auto bypass ok not permananently open
pump cant be stopped with scredriver.
baffling me only thing i can think is plate to plate but even had that off and water flows through it ok??
anybody who has had this problem pls pls enlighten me to the answer.
like is say ok on ch pin stops about 2 mil short on hot water