4 hours ago 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?    |    Felix asked ... Hitachi vt-m70em?    |    Click here to ask your question

protherm 80e F1 problem will run?

Protherm 80e combi boiler will run then turns off showin F1. will then re set only to repeat cycle. How can I find what the problem is, have no manual. Both water and heating workin well when boiler runs.
Anne, November 2009
either pump not running correctly or thermistors faulty.

peter, December 2009
link Click here to see other fixes for Protherm 80e.