how often do we change the3032 battery in a digistat +2rf?
why has my wireless time clock stopped responding?
how can i check my honeywell v4073a 3-way diverter valve?
Honeywell ST7100 programmer goes blank when RUN selected?
Mid position valve?
how can i get my stat to on?
renewing batteries?
dmestic hot water near boiling point, howto adjust temperature?
channel plus xl model h37 timer showing 14.76 and none of the buttons are w?
Hot water but no central heating?
Can you get just a new RDJ10RF thermostat or does it have to be the set?
is there a way to just simply turn the temperature up?