Recent content by hsvirdee

:( By testing with a meter, will it definately determine between gas valve OR PCB ? Also how difficult is it to replace either ? ie can I replace the gas valve by just undoing the screws on the both sides of the valve, rather than undo the pipes ?

:? I have a potterton prima F 50 boiler. When either the central heating or hot water come on via timer or 1Hr button, the pilot light comes on but the main burners fail to ignite. The fan is working is working. Thie is intermittent problem in that some days the boiler might work ok, but...