1 turn the power off to the heating system.
Central heating room thermostat not working.
Cold this means your thermostat is cooling correctly but the heating isn t working properly.
Continue to the thermostat wiring section.
A central heating thermostat is a set of controls used to regulate the output of your heating system to make sure a comfortable temperature is maintained.
Crank it right up and see if your boiler starts working again.
If your room thermostat is set below 21 degrees it may stop your heating from turning on altogether.
The thermostat detects the temperature of the room and compares it to the desired temperature setting.
Thermostat does not control temperature.
If the room is too warm or too cold the thermostat requests heat or air depending on the season.
There are various reasons this could be the case including if the machine is not properly adjusted.
Is your thermostat in the wrong place.
Contact support at 1 855 733 5465 to find a pro installer in your area.
2 remove the thermostat s cover.
Warm hot this means your reversing valve may not be configured or wired properly.
Central heating problems can often be down to a broken thermostat that won t work.