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Mend Vaillant 242e Home Heating Systems

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Mend Vaillant 242e Combi Boiler Light

vaillant 242e?

i have a vaillant 242e combi boiler the hot water only works if the hot water & heating switch light is on, what's my problem, can anybody help please? Hot water light doesnt come on at all.

cos
July 2009
Vaillant 242eHeating, Home Heating SystemsCombi Boiler Light
Sounds like the dhw diaphragm needs replaced.

Ian
July 2009
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Mend repair fix Vaillant 242e home heating systems
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Mend repair fix Vaillant 242e home heating systems

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