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Mend Vaillant Ecotec Boiler Dripping

dripping expansion pipe?

had to renew a leaking diverter valve on a vaillant ecotec boiler, everthing works fine (heating and hot water) but now the expansion keeps dripping and have to keep topping up the water pressure. help.

david
March 2011

Vaillant Vaillant Ecotec Heating, Home Heating Systems Vaillant Boiler Dripping

if u dumped pressure to change valve through pressure relief valve, there will be muck in it, and it wont have seated properly. either open it a few times or replace it for less than a tenner

craig
March 2011

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Vaillant Ecotec Dripping Expansion Pipe - Help!