Hot water but no central heating?
H9 and L9 errors?
How do I reprogram my ideal bolier rf thermostat receiver?
how can i get my stat to on?
channel plus xl model h37 timer showing 14.76 and none of the buttons are w?
Remote timer bps242rf how does it work ??? ?
The light on the heating is fading in and out on my lp112 control panel?
boss therm not working ?
dmestic hot water near boiling point, howto adjust temperature?
Converting to Y Plan system?
Y Plan - Mid Position Valve 'fault'?
Can you get just a new RDJ10RF thermostat or does it have to be the set?
How to remove the front cover of my Digistat 2RF receiver?
Replace a wireless termostat with a hard wired one?
Honeywell921?