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Mend Vaillant 242/1 E Home Heating Systems

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Mend Vaillant 242/1 E Turbo Max 242 1

vaillant turbo max 242/ 1 e?

when dhw is called for its not to tempreture keeps going hot and cold and the heating will come on even when not turned on

jon
January 2009
VaillantVaillant 242/1 EHeating, Home Heating SystemsVaillant Turbo Max 242 1 E
your plate heat exchanger is blocked.

mr vaillant
January 2009
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