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Mend Worcester 420 Boiler Central Heating

worcester 420 boiler hot water ??

my worcester 420 boiler. when i turn the hot water on with the central heating on it trips the boiler out when it does this it makes a noise as if theres air trapped in the system .

bob
January 2012

Worcester Worcester 420 Heating, Home Heating Systems Boiler Central Heating Worcester

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Worcester 420 Boiler - Hot Water Issues