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item3car
Feb 8, 2007, 11:25 AM
I have a pressurised heating system that looses pressure when the heating is turned off,the pressure on the boiler then drops to below 0.5 bar and the boiler cuts out.I have to refill the system every time this happens.Also 2 of the radiators are always cold even after bleeding them,it seems air is getting into the system somehow.Any ideas what could be the problem?:(