subject: How To Perform Simple Air Conditioning Repairs [print this page] If you're having difficulty with your central air conditioner, there are steps you can take to determine if the issue is simply fixable or if you will need to perform more complicated service and upkeep or enroll the aid of a professional HVAC service technician. If you change your air filters frequently and have excluded air flow blockage as a problem, follow these straightforward steps to remedy your air conditioning system.
The number one thing you need to do when checking your air-con unit is find the breaker that powers the system. Turn it to the OFF position, and then reset it back to the ON position. Resetting the breaker in itself can cure AC unit goes wrong, because often the breaker can throw itself into OFF without it being spotted on the electric panel.
Resetting the breaker yourself is the simplest and most vital technique for starting to fix an air con unit, and you won't need to spend on having an HVAC contractor come over to your home. Nevertheless if the breaker instantly resets itself back to the OFF position or pops and sparks when it is doing, that's a suggestion of a grim problem that may must be checked by an approved HVAC professional.
After the breaker is reset correctly, ensure the thermostat is about to AC and the fan in programmed to car. See whether the air conditioner starts to work. If it doesn't, you can move on to some other problem fixing techniques.
You can have a service disconnect switch found within five feet of your out of doors air con unit. Open up the switch panel and look for a breaker reset at that location. Reset the switch and see whether it turns on. Some outdoor units have red reset buttons on the exterior surrounding of the unit itself. If your unit has a red reset button, press it to work out if that fixes the difficulty. You also might have fuses within the panel. If they're burned out, you can buy replacements at any appliance store. If resetting the service disconnect switch or changing the fuses doesn't cure the difficulty, close the switch panel and move on to another problem fixing step.
If the resets don't correct the issue, you must ensure the AC unit is receiving power. Check the wires to be sure they're in adequate condition and no animals or insects have gnawed thru the surrounding. The low voltage circuit gets power from a transformer that's either found in the unit or within at the central system. It is usually recommended that you contact an HVAC service technician to work on electrical issues to guarantee your safety and to have the job done right.
A pro HVAC service technician will be well placed to test the coolant and the electric circuitry of the aircon unit and mend any issues that could be present. Attempting to sort the problem yourself, particularly if you do not have a thorough understanding of aircon units, could cause more damage and finish up costing you more cash.
