4 AC Repair Tips if Your Unit Isn’t Cooling

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If your AC isn’t cooling due to underlying issues, it increases humidity, causes discomfort, and puts strain on the system. If you notice that the unit is producing warm air, schedule professional air conditioning repair right away. Here are four AC repair tips if your unit isn’t cooling:

1. Check the Thermostat Settings

Central air conditioning units produce hot instead of cold air when your thermostat is switched to heat or fan-only settings. Check if the device is in cool mode to make sure it works properly and maintains consistent temperatures in your home. Some models use batteries, which means replacing dead batteries helps your air conditioner keep a functioning cooling system. A professional may recommend upgrading to a smart thermostat to adjust automatically.

If the unit is wired, inspect your circuit breaker to determine if the thermostat is receiving power and hasn’t been shut off due to a tripped breaker. For programmable or smart thermostats, checking the Wi-Fi connection helps determine whether the issue is interfering with cooling. When an internal sensor fails, your thermostat may read temperatures inaccurately; however, a technician can correct this issue.

2. Inspect the Air Filter

A dirty air filter prevents air from freely circulating in your home because it’s clogged with dirt, debris, and dust. When it’s blocked, it may lead to issues, such as increased dust in your home or ice forming on the coils. If your filter is gray or brown due to contaminant accumulation, you can replace it or schedule air conditioning repair for professional help.

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A technician can clean your air filters to remove pet hair, dander, and pollen, which block these components and restrict cooling. If your filter isn’t the washable type, this specialist replaces and tests it to determine if it is functioning correctly. To install the right-sized filter that functions well without straining, technicians inspect your AC’s model and home environment.

3. Examine the Outdoor Unit

If the outdoor unit is dirty or damaged, it might cause the system to work harder and prevent cool air from flowing. Removing grass clippings, leaves, and dirt from the area helps the cooling system work properly without obstruction. If the fan isn’t moving, it could indicate a motor issue or a tripped capacitor, which requires professional attention to fix.

A technician can also inspect the coil fins to check if they’re flattened or bent, as these issues can block airflow. Inspecting wires for corrosion and replacing them is another way to help the unit produce cool air. During this process, a specialist cleans the condenser coils to remove grime buildup that blocks the outdoor unit. 

4. Assess Refrigerant Levels

If your cooling system is running constantly but not reaching the correct temperatures, the refrigerant levels may be low. Using specialized tools, a technician checks for leaks within your AC that may be draining the coolant. If they locate a leak, the connections are tightened, and faulty components, such as the evaporator coil or line set, are replaced. The fluid is then topped off to make sure it can cool your home.

To recharge the refrigerant, a specialist uses the correct type and amount of this product to help your AC work efficiently. This expert also removes air, moisture, and contaminants from the system to prevent damage and make sure your AC functions smoothly.  After adding coolant to the system, it’s beneficial to test your air conditioner to see if it’s cooling your home properly.

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Get Quality Air Conditioning Repair

If your unit isn’t cooling, you can hire a technician to inspect and fix it to avoid damaging the system. A skilled technician checks various components that block air flow to repair, clean, or replace them, based on their condition. To have quality air conditioning repair, contact a reputable heating and cooling company today to schedule an appointment.  

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