Wall Mounted Thermostat Dial Seems Loose

Basically it seems as though the two tabs at the top of the display aren t clicking into place.
Wall mounted thermostat dial seems loose. When there is a signal for heat the dial seems to get stuck and hums until i gently mov. The first thing you will want to do is to check the electrical panel to see if any breakers are off or tripped. It should come off easily. If everything looks ok then check the battery in your thermostat if it is a digital model.
Pull the wall thermostat housing off of its wall mount plate. The other day i noticed that my 2nd gen nest thermostat is coming loose from the wall mount. Get a can of compressed air the kind used to clean computer keyboards and blow it out. These include a tripped breaker a loose connection a dirty thermostat or a bad battery in your digital thermostat.
Thermostatscan be a little tricky but this is a pretty good plain answer what. Change your wall thermostat batteries once a year or when the low battery indicator appears on the digital display. Often when installing a thermostat people have no or little idea of what to do. Turn the thermostat off first and remove it from the wall base.
We have a round honeywell wall thermostat. If it is a loose wire turn the ac unit off by switching the breaker.