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Mend Worcester Heatslave 15/19 Home Heating Systems

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Mend Worcester Heatslave 15/19 Boiler Heating

Why does my boiler self charge?

Hi I/ve got a worcester heatslave 15/19 oil boiler, when I put the heating or hot water on the boiler pressur rises to about 2.5bar from the 1 bar its set at why?
Thanks

Mike
April 2008
WorcesterWorcester Heatslave 15/19Heating, Home Heating SystemsBoiler Heating Worcester
when you HEAT water it EXPANDS, the system is sealed the now HOT water raises the pressure in the sealed system, pressurizing the system also raises the boiling point of the water inside.

wirecutterman
April 2008

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