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loss of pressure in closed central heating system no leaks?

worcrster oil heatslave closed heating system loseing water pressure no leaks from pipework or radiators must be a boiler problem do not know where to look
david harding, February 2009
try looking outside of where your boiler is there should be a discharge pipe from your pressure relief valve it may be from there ?

tim, February 2009
link Click here to see other fixes for Worcester Heatslave.