We may have found other answers which could help you.
Click here for Problem Times Locks
ravenheat csi 85(t) 780 series red light flashing?
Central heating but no hot water?
csi 85t ravenheat no power at fan?
What is wrong with my ravenheat white star combination boiler,?
Faulty Ravenheat condensing boiler?
how can i ignite the pilot light on a ravenheat boiler?