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Brian, Plumber
Category: UK Plumbing
Satisfied Customers: 841
Experience:  16 yrs. experience as plumber, including full bathroom and kitchen installations.
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Vaillant Ecotec heating not working. Thermostat is calling

Customer Question

Vaillant Ecotec heating not working. Thermostat is calling for heat, heating is kicking in but there is no flame icon and the radiators remain cold
Submitted: 10 months ago.
Category: UK Plumbing
Expert:  Brian replied 10 months ago.

What type of ecotec is it please Standard or Combi?

If its a standard heat only and you are getting hot water to your cylinder then the fault will most likely be on the motorised valve
This is usually sited in the airing cupboard Quite often a silver box with a wire
coming from it

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