i would just like to thank chris i took your advise done a bit of research and cracked it i removed both heat heat exchangers desacled them along with all removable pipe work although i must admit what i got out chris i thought you where wrong, i also removed the diverter valve replace all the o...
yes found the other switch it lights red when operating the DHW
i removed the diverter head and when i oparate the CH the pin does come out the diverter head or do you mean the pin in the diverter valave
hot water works but still keeps switching on and off
i cans see the one switch working that pushes the diaphragm i changed but the other one inside the 3 way diverter valve i can not see is it ok to remove the switch out of its housing and operate the boiler to see if it works , ithinck is the garda HE?
I have a biasi combi boiler approx 2 years old we seem to be having trouble with the hot water first of all the hot water during operation runs hot then cold about every 10-15 seconds i read on the forum a simalar problem, and they suggested it could be the diapram in the diverter valve i have...
we have a wickes combi boiler 102, the system has worked fine for 2 years no problems and no replacement parts have been fitted , during the use of hot water or hot water and central heating the boiler on occasions locks out with a red light showing. after re setting the boiler things work fine...