Ferolli F24B losing water pressure

Noel Shepherd · 10 Apr 2017

Hello
I have a ferroli F24b boiler and recently had to change one of the isolation valves becauise it was seized, all I did was turn thje water off by the valve and replace it since then it keeps losing water pressure....I have replaced the valve with a new one but still the problem persists there does not appear to be any leaks from the valves can anyone help please
Regards
Noel

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Ferolli F24B losing water pressure

Noel Shepherd

DIYnot Local

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