why has my wireless time clock stopped responding?
digistat not working properly?
Hot water but no central heating?
how often do we change the3032 battery in a digistat +2rf?
Can you get just a new RDJ10RF thermostat or does it have to be the set?
channel plus xl model h37 timer showing 14.76 and none of the buttons are w?
H9 and L9 errors?
The light on the heating is fading in and out on my lp112 control panel?
how can i check my honeywell v4073a 3-way diverter valve?
Honeywell ST7100 programmer goes blank when RUN selected?
Converting to Y Plan system?
24i fan keeps stopping poss bearing ?