Hi i've recently began having one or two problems with my 3 year old boiler.
the lockout switch has started to come on shutting down the boiler what causes that? and the other thing is the hot water will not work unless the heating is on.
thanks in advance
the lockout switch has started to come on shutting down the boiler what causes that? and the other thing is the hot water will not work unless the heating is on.
thanks in advance