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Hi there I've just had the hot water diaphram replaced on my alpha boiler but the problem (of the hot water not firing up) is still there. Also, the heating comes on when I manually press the micro switch. The plumber came today, replaced the diaphram but said the whole DV needs replacing...

Hi there Having a few problem with my Alpha 240 boiler. I have a hot water diaphram on order and an engineer booked to come and rectify the problem. The hot water had stopped working. I can use hot water by manually pressing the switch to fire up the boiler. However, can anyone answer the...

Morning My Alpha boiler needs a new hot water diaphram. Does anyone know where I can find the part number so I can order one? Also, I would not normally consider tinkering with a boiler, however it does look a fairly straightforward part to take out and pop another one in again. Is this a...

Morning! Having problems with hot water on my Alpha 240 boiler. It worked on and off yesterday and then would not fire up at all last night. Same this morning. I put the heating on this morning for a while and now the hot water seems to fire up normally. I assume it will stop working at some...