Recent content by yplumb

going to turn off one of the ch valves and see if it fires for hot water. if this wiorks what iis the cure? before the diverter was changed this was the only way that the central heating would fire by near enough closing off halfway the valve on the left of boiler cant remember if its...

So Still on with this problem scoured the internet and found people who have had the same problem but nobody with a answer. ideal/biasi which ever actually suggested bending the microswitch or putting a washer on the end of the pin as yes the pin does come out when you turn a hot tap on...

yeah took the pump apart was dirty but nothing massive gave it a wipe around housing etc pump is still strong aswell cant stop it with a driver took out filter on dhw at same time pretty much had that whole side of the boiler out. it's had a new diverter put in as the guy informed me...

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...

So the grey wire should be wired in with the hot water satisfied and that has the same effect as the hw off (which is the missing wire)

Can anybody answer this. called in at a job tio change broken 3 port valve. changed over 3 port valve wires were terrible and all over the place so decided to tidy up a bit all was going well till realised that there was no hw off wire from the programmer theres a ch on wire and hw on...