Fuse F2 has blown on my boiler.
I replaced the fuse. As soon as power is put on to the boiler (without switching on controller for hot water or heating) the fuse blows.
Is it the PCB ?
Any help please.
I replaced the fuse. As soon as power is put on to the boiler (without switching on controller for hot water or heating) the fuse blows.
Is it the PCB ?
Any help please.