Anyone knows what is vaillant part code for diaphragm for diverter valve? Boiler model is Ecomax 824e. Vaillant Ecomax Diverter valve body's code is 014639, and Vaillant Ecomax 824e Diverter Valve head's code is 255025. But I can't find diaphragm's code for diverter valve(for this particular model)?

THANK'S IN ADVANCE

Jane, September 2010