Recent content by JNGAS

Expansion vessel is precharged at 1.5bar and 3 bar PRV is not releasing water. 5 / 6 yr old Heat only Worcester bosch - will check condensate running boiler in isolation from cylinder thanks

Hi all I will try to keep this a simple as possible. Customer is continullay losing system pressure daily, when heating hot water. This happens after hot water demand is achieved. The very strange thing......... the pressure loss on the F/R sealed primary circuit, is being caused by the 6 bar...