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Mend Ravenheat RSF820/20 Heating Repair

Why wont my boiler work?

I have a ravenheat RSF820/20 boiler which is about 15 years old. The heating will not come on now either with the timer or manually- but is still heats the hot water. Any ideas what is a matter with it please?

Helen
February 2010
RavenheatRavenheat RSF820/20Heating, Home Heating SystemsRavenheat Heating Repair

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Ravenheat RSF820/20 Boiler Not Heating - Help