Common AC Repair Issues and How to Fix Them

November 27th, 2023

Air conditioning systems can experience various issues that may require repair. Here are some of the most common AC problems and how to fix them:

1. Clogged or Dirty Filter: One of the typical reasons air conditioners don’t work properly is a clogged or dirty filter . To fix this issue, you can clean or replace the filter. Cleaning the filter involves removing it from the unit and gently washing it with water or using a vacuum cleaner to remove dust and debris. If the filter is damaged or too dirty to clean, it’s best to replace it with a new one.

2. Refrigerant Leaks: If your air conditioner is low on refrigerant, it may have been undercharged during installation or there may be a leak . Adding refrigerant alone is not a solution; a trained technician should fix any leaks, test the repair, and then charge the system with the correct amount of refrigerant. It’s important to note that refrigerant leaks can be harmful to the environment.

3. Issues with Electrical Parts: Loose wiring or wrong fuses can cause problems with the electrical components of an AC system . To fix this issue, it’s recommended to contact a professional repair technician who can inspect all components and controls, lubricate moving parts, and calibrate the thermostat.

4. Unusual Noise: If your AC is making loud and unusual sounds, it’s important to track down the source of the noise . The noise could be due to airflow issues or operational inefficiency. Regular maintenance and inspection can help take care of these unusual sounds.

5. AC Running Constantly: If your air conditioner runs constantly, it can be a sign of an underlying issue This problem can have multiple causes, such as a problem with the thermostat, compressor, air filters, or electrical parts. First, try turning off the thermostat fan to see if that shuts off the air conditioner. If not, it’s best to contact a professional for further diagnosis and repair.

6. AC Not Turning On: If your air conditioner is not turning on, there are a few things you can check . First, check the thermostat batteries and replace them if necessary. Then, check the thermostat settings to ensure the cooling mode is on with your desired temperature settings. If the thermostat is on but the AC is still not turning on, check the circuit breaker and reset it if it’s tripped.

7. Inadequate Maintenance: Lack of regular maintenance can lead to various AC problems . It’s important to schedule regular maintenance and tune-ups with experienced AC contractors to ensure optimal performance and prevent breakdowns.

8. Frozen Coil: A frozen coil can cause your AC to stop working properly This can be due to issues such as restricted airflow, low refrigerant levels, or problems with the blower motor. To fix this issue, it’s best to contact a professional technician who can diagnose and repair the underlying cause.

9. Short Cycling: Short cycling refers to when the AC unit turns on and off frequently This can be caused by issues such as a dirty air filter, low refrigerant levels, or a malfunctioning thermostat. Regular maintenance and inspection can help identify and fix these issues.

10. Strange Smells: If you notice strange smells coming from your AC system, it’s important to address the issue . Different smells can indicate different problems, such as a refrigerant leak, mold or mildew growth, or a problem with the electrical components. It’s best to contact a professional technician to diagnose and fix the underlying cause.