Recent content by Fmitch

There is a sight glass so I can see the boiler moving from pilot to firing up plus I hear combustion noise and the fan working.

Under what conditions does the boiler fire up? When you turn a hot tap on, when the radiators are calling for heat, both? How long does the boiler remain lit when it is firing but not delivering hot water to heating or to taps? Is system pressure normal? Is there cold water flow to the combi...

Hi I am new to this site but wanted to ask a question about a fault which has arisen on my Ravenheat Boiler. In the last day it has stopped delivering hot water either to the taps or the CH. The pilot remains lit, the boiler fires up and I can hear the fan working. Occasionally I get about a...