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Mend Vaillant Combi Central Heating Pressure

vaillant eco-tec plus combi boiler?

i have great central heating but very low pressure from hot water taps, what should i check.

bob vaughan
March 2013
VaillantHeating, Home Heating SystemsCombi Central Heating Pressure
Have you filled the system recently? Is the grey tap under the boiler on the right fully closed. (this turns the cold supply off to the boiler) for the hot taps. Make sure it is in the closed position.

Oops
March 2013
If it used to be ok, check for a filter on the cold water inlet to the boiler could also be scale build up in heat exchanger

SD
March 2013

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