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Mend Ravenheat RSF84ET Boiler Heating Faulty

Ravenheat Boiler?

I have a Ravenheat RSF84ET boiler which gives out hot water when the central heating is on but when the heating is of it will only warm up for about 10 seconds and then go cold how can i solve this problem

Lee Plummer
June 2008
RavenheatRavenheat RSF84ETHeating, Home Heating SystemsBoiler Heating Faulty
This was the thermistor on ours - replaced that, everything was fine. It was about £50 installed.

Dave Smith
July 2008
sounds like a problem with the dhw heat exchanger, it maybe scaled up or partially blocked.

other things to check it the dhw thermister & dhw flow sensor

T
June 2008

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Ravenheat 820Ravenheat 85Ravenheat 85tRavenheat ClassicRavenheat CombiRavenheat Combi BoilerRavenheat CSI 120Ravenheat CSI 85Ravenheat CSI 85ARavenheat CSI85ATRavenheat csi85TRavenheat Little StarRavenheat LS 80TRavenheat LS100TRavenheat LS80Ravenheat LS80TRavenheat RSF 82ERavenheat RSF100ETRavenheat RSF820/20TRavenheat RSF84E

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Find out how to mend Ravenheat RSF84ET home heating systems