We may have found other answers which could help you.
Click here for Control Panel Lightswhat is the problem with my RDJ10RF TRANSMITTER/RECEIVER?
Pressure problems on rsf 820/20?
Rayburn boiler, erratic function?
Has the Pulsacoil system have to be drained to replace the thermosistors?
Rayburn Driven Central Heating Problem - Upstairs Cold?
My oil-fired Rayburn has gone out, recently serviced?