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Mend Vaillant Vailant Boiler Pressure Tap

boiler pressure?

I want to know how to fill our Vailant boiler I do not know where the tap is. Thank you.

terence bennett
September 2010
VaillantVaillant VailantHeating, Home Heating SystemsBoiler Pressure Tap
you will have to look under boiler
you should have a white key that you put into bottom off boiler in the centre off two plactic nuts
turn key then open up nuts to top up boiler then close nuts and remove key

ian
September 2010

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