renewing batteries?
can i fix it honeywell st1000 ?
Honeywell ST7100 programmer goes blank when RUN selected?
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?
Converting to Y Plan system?
how can i get my stat to on?
Replace a wireless termostat with a hard wired one?
why has my wireless time clock stopped responding?
do i need a new dt20rf programmer?
How do I reprogram my ideal bolier rf thermostat receiver?
Remote timer bps242rf how does it work ??? ?
how often do we change the3032 battery in a digistat +2rf?
Y Plan - Mid Position Valve 'fault'?
H9 and L9 errors?