Honeywell921?
24i fan keeps stopping poss bearing ?
channel plus xl model h37 timer showing 14.76 and none of the buttons are w?
H9 and L9 errors?
how often do we change the3032 battery in a digistat +2rf?
dmestic hot water near boiling point, howto adjust temperature?
Can you get just a new RDJ10RF thermostat or does it have to be the set?
Honeywell ST7100 programmer goes blank when RUN selected?
how can i get my stat to on?
digistat not working properly?
The light on the heating is fading in and out on my lp112 control panel?
Hot water but no central heating?