John asked ... Scantronix 9450 box stuck shut?    |    Pekaye asked ... Clutch Cable change?    |    Richard asked ... Mountfield SP414 mower, revs too high?    |    Don asked ... Find the charger or how to convert the battery?    |    Tanzania asked ... How can i mend my sanyo fwbp505f q?    |    Click here to ask your question

How can I fix my Potterton Performa 28i?

In heating mode pressure builds up quicly to3 bar then pressure relief operates , when boiler cools water has been lost and I have to top up almost daily. No problems in summer pressure stays at 1 bar. Any ideas?
tony Condron, September 2010
very common. yr expansion vessel

paul kiangala, September 2010
Expansion vessel needs re-charging/replacing

Carefree, September 2010
link Click here to see other fixes for Potterton Performa 28i.