Jt asked ... Where to buy mt270x petrol cap?    |    Jo asked ... How to engage clutch on old sewing machine to engage needle?    |    Jacky asked ... Miele Vacuum cleaner?    |    Ben asked ... Toyota Yaris French or Japanese?    |    Andy asked ... How can I mend my MacAlistair 450w hedge trimmer?    |    Click here to ask your question

excessive pressure in c h s?

what can be causing excessive water pressure in central heating system when temperature set normal or above.prv has been changed. ferroli 77 ff
ron marsh, November 2010
expansion vessel probably needs re-pressurised.

Ian, November 2010
link Click here to see other fixes for Ferroli 77 FF.