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still no HW when the ch off and the boiler is cold.

Hello?

Noticed that with the switches off the diverter. If I press the two wire, left hand (as you look at it fitted) switch (the one that switches to DHW running?) the gas cuts off. Could this be to do with the whole thing running too hot? Only ask because with the switches off the diverter and...

Thanks for all that . I've replaced the whole switch unit and PCB connector as a unit. Just checked and the switches are working. all wires are identical to previous (fried) version Noticed that with the switches off the diverter (not pressed by the valve pin) I can get hot water...

Hello I've cribbed off this site a thousand time but now I've hit a snag that I can't seem to solve so need to post. Woke up yesterday morning and the rads were hot. The boiler (worcester 240) was running even though it is not on a timer and the switch was off. I climbed up into the loft...