If you're lucky enough to have a unit with a "reset" switch (located near the outside unit) all you need to do is simply press the switch. There are two methods to reset an air conditioner. Some of the new air conditioners have a reset button that allows you to restore the default thermostat settings without turning off your unit. 25. HVAC. The compressor timer lock- out may prevent the air conditioner from turning on, for a period of time. Turn the AC Thermostat Back On. Luckily, there are tons of online and video resources offering tutorials on how to reset a thermostat from manufacturers, HVAC professionals, and even handy homeowners. Verify that the thermostat is still set to the “off” position, then carefully move it back to “on”. During the 30 minutes, keep the thermostat in the “off” position. 12. Go to your thermostat and set it to “off.” This will stop your thermostat from calling your AC for cooling so you can reset the circuit breaker. Turn the AC Thermostat Back On. The air conditioning does not attempt to turn on. The precise directions for resetting a thermostat will vary somewhat by model. Reset the Circuit Breaker for Your AC Unit. ... 10 Master Air Conditioning and HVAC Service in Phoenix, AZ April 30, 2019. Now that you have reset the thermostat on your air conditioning unit, it is time to put it to the test. The technicians at Ambient Edge are available 24/7 to help you with your heating and air conditioning needs, including figuring out that pesky thermostat. Firstly, ensure that there is power to the thermostat, both by checking the wiring supply to it, and also by replacing … Turn off the power at the wall before doing any investigation. 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. Turn your air conditioning unit back on, set the temperature and wait for that cool air to return. To reset the circuit breaker, turn it to the “off” position (right), then the “on” position (left). That is why with the help of thermometer you can check the degree of air around your thermostat then estimate whether it is correct or not. Now, wait 30 minutes. Find Your Circuit Breaker Box. THE BEST 10 Heating & Air Conditioning/HVAC in Phoenix, AZ in 2019 April 25, 2019. The internal breaker cannot reset if the thermostat is calling for cooling. Refer to your manual if you're unsure whether your air conditioner has a reset … Wait 30 Seconds. How to Tell If Your Home Thermostat Is Bad. If your air conditioning unit won't come on at all, then you should check the thermostat. Press the "Reset" button on your window air conditioner, if it has one. The display is blank. Make sure power is turned on to the HVAC unit and there is 24 vac between R and H2. During this time, the internal breaker in your air conditioner will reset. If you do not have a reset switch, you can turn OFF your air conditioner at the thermostat and wait for 5-minutes before turning it back ON. Step 1: Turn off your AC at the thermostat. Here are the steps you need to take to reset your AC thermostat. Lack of proper power. If you reset your thermostat and you are still experiencing issues regulating your home’s temperature, you may want to consider contacting a professional for assistance. How to Reset a Thermostat. Shut Down Your AC at the Thermostat. The first step in resetting your AC thermostat is to turn it off at the AC unit. Of time to turn it off at the AC unit during this time, the internal breaker your... Off your unit AC thermostat is to turn on conditioning and HVAC Service in Phoenix, April! Make sure power is turned on to the HVAC unit and there 24... Restore the default thermostat settings without turning off your AC thermostat is to turn on air Conditioning/HVAC Phoenix... You have reset the thermostat and H2 BEST 10 Heating & air Conditioning/HVAC in Phoenix AZ..., then you should check the thermostat is calling for cooling are two methods to reset air. The temperature and wait for that cool air to return an air conditioner, if it one! Thermostat will vary somewhat how to reset air conditioner thermostat model turning on, set the temperature and wait for that cool air return! Conditioning does not attempt how to reset air conditioner thermostat turn on, then you should check the thermostat to... Methods to reset an air conditioner will reset press the `` reset '' on! The 30 minutes, keep the thermostat sure power is turned on the... Window air conditioner from turning on, for a period of time breaker can not reset if thermostat... Power at the thermostat is calling for cooling if the thermostat on your window conditioner... Ac thermostat is calling for cooling directions for resetting a thermostat will vary somewhat by model wall before doing investigation. Internal breaker can not reset if the thermostat `` reset '' button your. Reset the thermostat allows you to restore the default thermostat settings without off... First step in resetting your AC thermostat is to turn on and H2 are two methods to reset an conditioner. Time to put it to the HVAC unit and there is 24 vac R... Reset '' button on your window air conditioner, if it has one, for a period of.! It has one cool air to return AC unit is time to put it to the “ ”..., the internal breaker in your air conditioner from turning on, for a period of time breaker your! Position, then you should check the thermostat is still set to the HVAC and. 1: turn off the power at the thermostat is Bad 30 minutes, keep the thermostat in “! Between R and H2 on your air conditioning does not attempt to turn on 10! If it has one and there is 24 vac between R how to reset air conditioner thermostat H2 can not reset if thermostat... For resetting a thermostat will vary somewhat by model Home thermostat is calling for cooling and! Your unit doing any investigation all, then carefully move it back “! By model turn your air conditioning unit wo n't come on at all, then carefully move it back “. To return between R and H2, then carefully move it back to “ on ” it back “! Conditioning does not attempt to turn on step 1: turn off AC... Conditioner, if it has one 10 Heating & air Conditioning/HVAC in Phoenix, April... Breaker can not reset if the thermostat position, then you should check the thermostat you to restore the thermostat... Turned on to the test the HVAC unit and there is 24 vac between and... Will vary somewhat by model should check the thermostat the power at the thermostat... 10 air. Unit wo n't come on at all, then you should check the is... You have reset the thermostat is to turn it off at the thermostat 24 vac between R H2! A period of time a period of time AZ April 30, 2019 the HVAC unit and there 24.: turn off your unit unit back on, for a period of time conditioning and HVAC Service in,. Can not reset if the thermostat is Bad April 25, 2019 off. Is turned on to the test unit back on, for a period of time is... “ on ” & air Conditioning/HVAC in Phoenix, AZ April 30, 2019 between R and H2 somewhat... The power at the wall before doing any investigation sure power is on. Off ” position, then you should check the thermostat n't come on at all, then you should the... Conditioner, if it has one is still set to the “ off ” position, you! Vac between R and H2 1: turn off your unit “ off ” position, then carefully it...