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Vaillant Ecotech Combi boiler?

I have re-pressurised system after fault, pressure now too high. How do I reduce the pressure which is now in the red?
Colin, March 2012
Undo a rad valve and bleed rad , The pressure will drop when valve open when right pressure close valve ,

stuart robinson, September 2012
Under boiler inlet valve there is water out let build in open with small spans or pillar or take water from radiator air vent,or drain out system

ltd, March 2012
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