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Mend Ravenheat RSF 820/20T Boiler Central Heating Combi

hot water?

my hot water will not heat up unless i put the central heating on making the boiler work, my boiler is a RSF 820/20T fanned combi

jim taylor
December 2010
RavenheatRavenheat RSF 820/20THeating, Home Heating SystemsBoiler Central Heating Combi
Diverter valve diaphragm is worn

Carefree
December 2010

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