combi. hot water rumble ?
Posted: Wed Dec 10, 2008 11:23 pm
worcester combi (model on boiler says C1) .......! ! !
working fine accept when ask for hot water, after a few seconds starts to rumble, pressure gauge flickers, then rumble dies off. d.h.w gets hot and is fine. blockage in exchanger? please help guys.
working fine accept when ask for hot water, after a few seconds starts to rumble, pressure gauge flickers, then rumble dies off. d.h.w gets hot and is fine. blockage in exchanger? please help guys.