(972) 877-1990

Call Now For A Free Quote!

Mon - Sat: 8:00 - 5:00

24/7 Emergency Services Available

Hablamos Español!

10 Troubleshooting Steps For Air Conditioning Repair

10 Troubleshooting Steps For Air Conditioning Repair

Are you feeling the heat and your air conditioner suddenly stopped working? Don’t fret! In this article, we will guide you through 10 troubleshooting steps for air conditioning repair. By following these steps, you will be able to identify and fix common issues that may be causing your AC to malfunction. So, grab your toolkit and get ready to become an AC repair expert!

Troubleshooting Steps

ac repair in Rowlett, TX

Now, let’s take a look at the troubleshooting steps you can follow to fix your air conditioning. When it comes to air conditioning repair, the first thing you should do is check if the unit is receiving power. Sometimes, the problem can be as simple as a tripped circuit breaker or a blown fuse. Make sure to inspect the electrical panel and reset any tripped breakers or replace any blown fuses. If the unit still doesn’t turn on, it’s time to move on to the next troubleshooting step.

Next, you should check the thermostat. Set the temperature lower than the current room temperature and listen for any sounds coming from the air conditioning unit. If you don’t hear any humming noise, it’s possible that the thermostat is faulty. Replace the batteries in the thermostat and try again.

If the unit still doesn’t respond, it might be time to call for professional help. These troubleshooting steps can help you identify and fix common issues with your air conditioning, but remember, if you’re unsure or uncomfortable with performing these steps, it’s always best to seek assistance from a qualified technician.

Power Supply Check

First, make sure that the power supply is functioning properly. Before proceeding with any troubleshooting steps, it’s important to ensure that the air conditioning unit is receiving power.

Check the power outlet by plugging in a different device to see if it works. If the outlet is working fine, move on to inspect the power cord of the AC unit. Look for any signs of damage such as frayed wires or cuts. If you find any damage, it’s crucial to replace the power cord to prevent any electrical hazards.

Next, it’s essential to clean the power supply components to maintain their efficiency. Over time, dirt and dust can accumulate on the power supply unit, causing it to overheat and malfunction.

Turn off the power supply and unplug the unit before starting the cleaning process. Use a soft cloth or brush to remove any dirt or debris from the power supply. Be gentle and avoid using any harsh chemicals that may damage the components.

Regularly cleaning the power supply will help prevent any issues and ensure that the AC unit operates smoothly.

Thermostat Calibration

To ensure optimal comfort and energy efficiency, it’s crucial to have your thermostat calibrated correctly.

Thermostat calibration is the process of adjusting your thermostat to accurately measure and maintain the desired temperature in your home. A properly calibrated thermostat ensures that your air conditioning repair system runs efficiently and effectively, keeping your home cool and comfortable while minimizing energy consumption.

During the calibration process, a technician will check the accuracy of your thermostat by comparing it to a calibrated thermometer. They will then make the necessary adjustments to ensure that the temperature displayed on your thermostat matches the actual temperature in your home. This is important because an improperly calibrated thermostat can lead to temperature inconsistencies, with some areas of your home being too hot or too cold.

By calibrating your thermostat, you can ensure that your air conditioning system operates at its optimal level, providing you with the desired temperature and saving you money on energy costs.

In addition to temperature accuracy, thermostat calibration also helps prevent your air conditioning system from overworking. When a thermostat is not calibrated correctly, it may cause your system to run longer than necessary, leading to increased wear and tear on the equipment. By calibrating your thermostat, you can prevent unnecessary strain on your air conditioning system, prolonging its lifespan and reducing the likelihood of breakdowns.

So, make sure to have your thermostat calibrated regularly by a professional technician to enjoy optimal comfort and energy efficiency in your home.

Air Filter Inspection

air conditioning repair in howlett

Regularly inspecting your air filter is like giving your air conditioning system a breath of fresh air. A clean air filter is essential for the proper functioning of your AC unit. Over time, the air filter can become clogged with dust, dirt, and other debris, which can restrict airflow and reduce the efficiency of your system.

By inspecting your air filter regularly, you can identify any issues and take the necessary steps to keep your AC running smoothly.

During an air filter inspection, start by locating the air filter, usually found near the blower motor. Carefully remove the filter and examine it for any signs of dirt or damage. If the filter appears dirty or clogged, it’s time for a cleaning or replacement.

Cleaning the air filter involves gently tapping it to remove loose dirt and debris or using a vacuum cleaner to remove the accumulated dust. If the filter is damaged or too dirty to clean, it’s best to replace it.

By performing this simple inspection and cleaning routine, you can ensure that your air conditioning system operates efficiently and avoid potential repairs or service calls in the future.

Condenser Coil Cleaning

Inspecting and cleaning your condenser coil is crucial for optimal performance of your AC unit. The condenser coil is responsible for releasing heat from the refrigerant, allowing your air conditioner to cool the air effectively.

Over time, the condenser coil can become dirty and clogged with debris, hindering its ability to transfer heat. This can lead to reduced cooling capacity and increased energy consumption. To avoid these issues, it’s recommended to schedule regular AC services to have your condenser coil inspected and cleaned by a professional.

They have the expertise and tools to thoroughly clean the coil, removing any dirt, dust, or debris that may have accumulated. By keeping your condenser coil clean, you can ensure that your AC unit operates efficiently, providing you with cool and comfortable indoor air.

Regular maintenance of your condenser coil can also extend the lifespan of your AC unit. When the coil is dirty, it has to work harder to cool the air, putting additional strain on the system. This can lead to premature wear and tear, resulting in costly repairs or even the need for a replacement unit.

By investing in AC services and having your condenser coil cleaned on a regular basis, you can prevent these issues and prolong the life of your air conditioner. Additionally, a clean condenser coil helps improve indoor air quality by reducing the amount of allergens and pollutants that may be circulated throughout your home.

So, don’t overlook the importance of condenser coil cleaning. Schedule regular AC services to ensure your condenser coil is in top shape and enjoy the benefits of a properly functioning and efficient air conditioning system.

Refrigerant Level Check

Don’t neglect checking the refrigerant level in your AC unit as it plays a crucial role in its performance and efficiency. The refrigerant is responsible for absorbing heat from the indoor air and transferring it outside. If the refrigerant level is too low, the AC unit will struggle to cool the air effectively, resulting in poor performance and increased energy consumption. On the other hand, if the refrigerant level is too high, it can cause damage to the compressor and other components of the system.

Therefore, it’s important to regularly check and maintain the proper refrigerant level.

To check the refrigerant level, you will need a set of gauges and a knowledge of the specific refrigerant type used in your AC unit. Start by turning off the power to the unit and removing the access panel to locate the service valves.

Connect the gauges to the service valves and make sure they’re properly secured. Once connected, turn on the power and let the AC unit run for a few minutes to stabilize the system.

Then, read the pressure levels on the gauges and compare them to the manufacturer’s recommended levels. If the pressure is too low, it indicates a refrigerant leak that needs to be repaired. If the pressure is too high, you may need to have some refrigerant removed from the system.

By regularly checking the refrigerant level, you can ensure that your AC unit operates efficiently and keeps you cool during the hot summer months.

Fan Motor Examination

Make sure you take a moment to check the fan motor in your AC unit as it’s crucial for keeping you cool and comfortable on those scorching summer days. The fan motor is responsible for circulating the air throughout your home, allowing it to be cooled by the air conditioning system. Without a properly functioning fan motor, the air flow in your AC unit will be severely restricted, resulting in poor cooling performance and increased energy consumption.

To examine the fan motor, start by turning off the power to your AC unit. This is important for your safety as well as preventing any damage to the motor. Once the power is off, locate the fan motor, which is usually located in the outdoor unit of your air conditioning system.

Check for any visible signs of damage, such as loose or broken blades, and make sure that the motor is securely fastened to the unit. Additionally, you should check for any debris or dirt that may have accumulated around the motor, as this can also affect its performance.

If you notice any issues with the fan motor, it’s recommended to call a professional HVAC technician to properly diagnose and repair the problem.

Electrical Connection Inspection

After turning off the power to your AC unit, it’s important to ensure the electrical connections are intact and functioning properly.

Start by visually inspecting the connections for any signs of damage, such as frayed wires or loose connections. Tighten any loose connections using a screwdriver, making sure they are secure but not over-tightened. If you notice any damaged wires, they will need to be replaced to ensure proper electrical flow.

Next, use a multimeter to test the voltage at the electrical connections. Set the multimeter to the appropriate voltage setting and carefully touch the probes to the connections. A reading within the specified range indicates that the electrical connections are functioning correctly. However, if the reading is outside the range or there’s no reading at all, there may be an issue with the electrical connections that needs further investigation.

In addition to visual inspection and voltage testing, it’s also important to check for any signs of overheating. Feel the electrical connections to see if they’re excessively hot. If they are, it could be a sign of an electrical problem that needs to be addressed by a professional.

Remember, working with electricity can be dangerous, so if you’re unsure or uncomfortable performing these inspections yourself, it’s best to contact a qualified HVAC technician to ensure the electrical connections are properly inspected and repaired if necessary.

Condensate Drain Cleaning

To keep your AC unit running smoothly, it’s crucial to regularly clean the condensate drain to prevent clogs and potential water damage.

The condensate drain is responsible for removing the excess moisture that’s produced by your air conditioning system. Over time, this drain can become clogged with dirt, debris, and algae, which can lead to water backing up into your unit.

This not only reduces the efficiency of your AC, but it can also cause water to leak into your home, resulting in costly water damage. By cleaning the condensate drain on a regular basis, you can prevent these issues and ensure that your AC unit is functioning properly.

Cleaning the condensate drain is a relatively simple process that can be done by most homeowners. Start by locating the drain line, which is typically a PVC pipe that’s connected to your indoor unit.

Use a wet/dry vacuum or a small brush to remove any debris or algae that may be clogging the drain. Next, pour a mixture of equal parts bleach and water into the drain line to kill any remaining algae or bacteria.

Finally, flush the drain line with clean water to ensure that it’s clear and free of any clogs. By performing this simple maintenance task on a regular basis, you can prolong the life of your AC unit and prevent costly repairs.

Evaporator Coil Inspection

Check out your evaporator coil to make sure it’s in good shape and not causing any issues with your AC system. The evaporator coil is an essential component of your air conditioning system that plays a crucial role in cooling the air. Over time, the coil can become dirty or clogged with dust, dirt, and debris, which can hinder its performance and lead to problems with your AC.

To inspect the evaporator coil, start by turning off the power to your AC system. Then, locate the coil, which is typically found inside the air handler unit. Carefully remove the access panel to gain access to the coil.

Once you have a clear view of the evaporator coil, visually inspect it for any signs of dirt, dust, or debris buildup. If you notice any buildup, it’s important to clean the coil to ensure optimal performance. You can use a soft brush or a vacuum cleaner with a brush attachment to gently remove the dirt and debris. Be careful not to damage the delicate fins of the coil while cleaning. If the coil is heavily clogged, you may need to use a coil cleaner solution to dissolve the buildup.

After cleaning the coil, make sure to replace the access panel securely and turn the power back on.

Regularly inspecting and cleaning your evaporator coil can help improve the efficiency of your air conditioning system and prevent potential issues from arising.


In conclusion, if you find yourself facing air conditioning issues, following these troubleshooting steps can help you identify and potentially fix the problem. First, check the power supply to ensure it’s properly connected and working. Next, calibrate the thermostat to ensure accurate temperature control.

Let the A/C & Heating Installation Team take care of your air conditioning repair needs. We know how important it is to have a working system, and we’re here to make sure you’re comfortable all year round.

A/C & Heating Installation Team
Rowlett, TX
(972) 846-9669

Leave a Reply

Your email address will not be published. Required fields are marked *