When there is a signal for heat the dial seems to get stuck and hums until i gently mov.
Wall mounted thermostat dial seems loose.
If everything looks ok then check the battery in your thermostat if it is a digital model.
If it is a loose wire turn the ac unit off by switching the breaker.
It should come off easily.
If you see dust being blown out this may have been your problem.
The first thing you will want to do is to check the electrical panel to see if any breakers are off or tripped.
Basically it seems as though the two tabs at the top of the display aren t clicking into place.
It was dialed up high to heat an empty house this winter for three days so a new rug being installend on a cold basement floor would warm up and bubbles in t.
Turn the thermostat off first and remove it from the wall base.
Pull the wall thermostat housing off of its wall mount plate.
These include a tripped breaker a loose connection a dirty thermostat or a bad battery in your digital thermostat.
The other day i noticed that my 2nd gen nest thermostat is coming loose from the wall mount.
We have a round honeywell wall thermostat.
I tried pushing just about as hard as i felt comfortable pushing but it still seems to sit crooked and feels very loose.
Get a can of compressed air the kind used to clean computer keyboards and blow it out.