dmestic hot water near boiling point, howto adjust temperature?
Replace a wireless termostat with a hard wired one?
how can i check my honeywell v4073a 3-way diverter valve?
boss therm not working ?
Hot water but no central heating?
Can you get just a new RDJ10RF thermostat or does it have to be the set?
renewing batteries?
is there a way to just simply turn the temperature up?
do i need a new dt20rf programmer?
How to remove the front cover of my Digistat 2RF receiver?
can i fix it honeywell st1000 ?
Mid position valve?
Y Plan - Mid Position Valve 'fault'?
The light on the heating is fading in and out on my lp112 control panel?
How do I reprogram my ideal bolier rf thermostat receiver?