Recent content by AndyN

I have a similar problem with a Prima 50F boiler (see my question). I'll let you know the out come when I've solved the problem, but at the moment it looks more like a dry joint or a sticking relay on the PCB. I thought the problem was the pressure switch because of exactly the symptoms you...

I noticed my boiler would keep attempting to start, i.e. the fan would start, but then it would cut out. I checked the operation of the air pressure switch and it seemed to be suspect. I've replaced this but the problem still exists. I've found that if you operate the pressure switch by...