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Mend Worcester 28CD Gas Boiler Heating System Water Pressure

water pressure drops?

We have a Worcester 28CD gas boiler. It repeatedly loses all pressure. We refill, bleed the radiators and for a while its OK then the pressure just drops again. I anticipate this is not a DIY fix, but would like some clues as to what may be the cause

Jenny G
September 2011
change over flow valve also call pressure relief valve you can do it if your engineer technical minded drain out system

ltd
September 2011

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