Hi,
I have a vailant ecotec pro 24 combi that keeps losing pressure. We repressurise the system and its OK for hot water but when the central heating has been on it dumps all the pressure.
Any idea's
I have a vailant ecotec pro 24 combi that keeps losing pressure. We repressurise the system and its OK for hot water but when the central heating has been on it dumps all the pressure.
Any idea's