Terry nelson asked ... How to remove the flexible shaft from a curved shaft ryobi t?    |    Matt Longmore asked ... Non-start on Flymo XLT 250?    |    John asked ... How to fix my fireplace?    |    Ian Scott asked ... Remove cover off gas boiler?    |    wendy asked ... Old Creda Solar Plus Cooker will not come on?    |    Click here to ask your question

over pressure baxi 105e?

pressure valve lets go at 3 bar .loop disconected .but water is passing through to heating system and running out of by pass
paul laff, May 2008
Sounds like Diverter valve diaphram valve.
Passing between c/h and h/w supply.?
the 2 mixing. giving presure.
got to be the diverter valve.

Neil.Plumbing, May 2008
Could be domestic heat exchanger. If pinholed inside would pass mains to central heating.

Kevez, May 2008
link Click here to see other fixes for Baxi 105E.