bar pressure gauge keeps dropping to 0 ,fill up to about 2,heating and hot water ok but will gradually lose pressure and dropp to nil? help or advice grateful
had this on same boiler.mine turned out to be safety valve leaking. cost 20 pounds, real easy fix to replace. also i topped up the expansion vessel with foot pump, works a treat
dave
January 2011
1: Leak on system
2: Leaking prv
3: Expansion vessel needs recharging/replacing
Carefree
December 2010
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