How to tell if your home thermostat is bad.
Wall furnace thermostat not working.
I have it turned to off with it set on run no luck.
The thermostat controls both the heating and cooling systems of homes with central heat and air conditioning or just the furnace in homes without air.
That is okay if it would work right.
2 remove the thermostat s cover.
When your thermostat says one temperature and you know the room is another it may be dirty tilted on the wall or located where it can t get a proper reading.
Thermostat does not control temperature.
That could be because the temperature around the thermostat.
Using a regular thermometer as a guide adjust the thermostat s thermometer.
1 turn the power off to the heating system.
Had a new american standard furnace put in dec.
On the backside of the thermostat directly behind the mercury switch and coil on the front you ll find a small metal nib some models have a slot for a screwdriver.
12th with what was supposed to be a new thermostat.
Tech swears it will but can t get him back out here.