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

new programmer fitted?

i have replaced my old honeywell programmer with a new grasslin QE2 programmer and now i have no heating
mick, December 2009
There's a 2 pageTimer/Programmer compatibility chart here (with connection details) - it may be helpful to you...

http://www.heatweb.com/pdf/Invensys/Programmer%20Compatibility%20Chary.pdf

Good luck...

Peccavi, December 2009
link Click here to see other fixes for Honeywell.