If your AC unit is not working, check to see if everything is stopped. When an AC system is running, you have 3 major components operating. Check to see if air is flowing though the vents. If you have vents in the ceiling you might have to stand on a step ladder or step stool. Be very careful about using chairs.
Check the outside air condenser fan and see if it is running. You also ought to check to see if the compressor is running. It will make a loud humming noise and you might feel a small vibration on the unit. If none of these components are running you might not have any power going to the AC unit.
If you suspect there is no power to the unit, check the circuit breaker panel. There ought to be a breaker or breakers marked “AC”. In fact, take notice if any of the breakers are out of place. If you have a tripped breaker, you ought to turn it to the “off” position. Next, turn it to “on” and it ought to reset. If the breaker continues to trip, then you have something else wrong with the unit and you ought to contact an AC repairman.
If the breaker is not tripped, check the outside disconnect. For safety reasons, a disconnect switch ought to be set up next to the AC unit outdoors. This disconnect keeps the AC specialist safe from electrical shock as he can kill the power at the unit. If the disconnect is fine, then have a look at the indoor thermostat.
Make sure that no one has actually shut off the thermostat or changed the settings. If you have a digital thermostat, make certain that it is working correctly. In time, the batteries will run down and you might have to change them Air Conditioning Repair Tucson AZ . This might repair your issue. If you have checked the breaker, disconnect, and thermostat, it might be an excellent time to call for service.
Occasionally, air conditioning units will not cool correctly and it might be due to grimy condenser coils. Go outside and see if the outside coils are covered in dust, dirt, and particles. Clean them with a garden hose, and if necessary, a mild soap and a soft brush. Be careful not to harm the coils when you clean them. You ought to make sure that the furnace or house filter is clean. These things can cause your AC unit to not cool correctly.
There are things you can do to fix your air conditioner if it is not working correctly. However, one should be very careful about matters with high voltage. The greatest way to understand how to fix air conditioning units is to know the right professionals to call for service.