Converting to Y Plan system?
channel plus xl model h37 timer showing 14.76 and none of the buttons are w?
Programming Honeywell CM921?
is there a way to just simply turn the temperature up?
How do I reprogram my ideal bolier rf thermostat receiver?
Honeywell ST7100 programmer goes blank when RUN selected?
how often do we change the3032 battery in a digistat +2rf?
Boiler is On, though digistat is not calling for heat?
Do I have a gas valve leak?
Y Plan - Mid Position Valve 'fault'?
How can i marry my honeywell CM921 the the BDR91 relay box?
Digistat RF 2?
How to remove the front cover of my Digistat 2RF receiver?
tripping out?
Replace a wireless termostat with a hard wired one?
why has my wireless time clock stopped responding?
renewing batteries?
Hot water but no central heating?
Mid position valve?
Can you get just a new RDJ10RF thermostat or does it have to be the set?
H9 and L9 errors?
Remote timer bps242rf how does it work ??? ?
boss therm not working ?
24i fan keeps stopping poss bearing ?