We may have found other answers which could help you.
Click here for Boiler Heating Ravenheat
pressure dropping on openning the hot water in my ravenheat csi 85 aboiler?
What is wrong with my ravenheat white star combination boiler,?
how can i ignite the pilot light on a ravenheat boiler?
ravenheat csi 85 b (t) hot water no central heating?
Central heating but no hot water?
ravenheat csi 85(t) 780 series red light flashing?