We take pride in our team’s expertise. Our technicians undergo continuous training to stay current on the latest advancements in HVAC technology. Whether installation, fixing, or just regular maintenance, our expert team performs all these tasks carefully and precisely. Their wealth of experience allows them to troubleshoot efficiently and offer long-term solutions.
Service costs are not surprises cheap people want to deal with. Southern Comfort Mechanical follows upfront, honest pricing. We prepare estimates beforehand so you know exactly what to expect before any work—just fair rates for quality service, nasty extras, or high-pressure upselling.
We know that no two homes or businesses ever have similar needs, so every customer has their comfort requirement. That is why we take our time to listen and design solutions that find their specific place within your space—for example, helping you choose the right system for your needs to improve efficiency and air quality, weighing it all in your favor. Deliver high-quality services that make your home or business more comfortable and energy-efficient.
When your air conditioning unit isn’t blowing cold air, it can quickly become a source of frustration, especially during the Texas heat. As homeowners in Lewisville, TX, we understand how important it is to have a reliable AC system that keeps your home comfortable year-round. At Southern Comfort Mechanical, we’re here to help you troubleshoot and resolve any cooling issues, ensuring your home stays cool and comfortable.
If your AC isn’t blowing cold air, it could be due to several issues, including a dirty air filter, refrigerant leaks, or a faulty compressor. Read on for a step-by-step guide to diagnosing and fixing the problem.
If your AC unit is running but not blowing cold air, it’s essential to identify the root cause early. In some cases, homeowners who are trying to figure out why my AC is not starting, discover that the issue is related to airflow restrictions, electrical components, or refrigerant problems.
Below are the most common reasons this could happen and what you can do to resolve the issue:
A dirty air filter can block airflow, causing your AC unit to freeze up or not cool properly. Air filters should be cleaned or replaced regularly to ensure optimal airflow. If neglected, the system can’t cool the air effectively, leading to poor performance.
If your AC system is low on refrigerant, it won’t be able to cool the air properly. This could indicate a leak in the refrigerant lines, which can lead to further damage if not addressed. Refrigerant issues should always be handled by a licensed technician, as it requires specialized tools and expertise.
When the evaporator coils freeze, they can prevent the air from cooling effectively. This often happens due to poor airflow, dirty filters, or low refrigerant levels. If you notice frost on the coils, it’s a sign that there’s a more significant issue at play.
Your thermostat is the brain of your AC system. If it’s malfunctioning, it may not be sending the right signals to the cooling system, preventing it from properly regulating the temperature in your home.
If the drain line becomes clogged, it can cause the AC system to malfunction. Clogged drains can lead to water backup, freezing, and reduced performance. Regular maintenance can help prevent this issue.
The compressor is responsible for circulating the refrigerant through the system. If it fails, the AC won’t cool at all. Compressor failure is a serious issue that requires professional repair or replacement.
Now that we know the potential causes, let’s walk through some simple steps you can take to troubleshoot the problem before calling in a professional.
Ensure that the thermostat is set to “cool” mode and that the temperature is set below the current room temperature. Sometimes, the issue is as simple as an incorrect setting.
If the air filter is clogged with dust or debris, it’s time for a replacement. A clean filter will allow for proper airflow, reducing the risk of your system freezing up.
If the coils are frozen, turn off the AC to let them thaw. You may need to clean the coils or replace a faulty part to prevent future freezing.
Check the drain line for any blockages. If it’s clogged, use a wet-dry vacuum to suck out the debris. Clearing the line will help restore the AC’s performance.
If you suspect low refrigerant levels, it’s best to call a professional technician. Refrigerant leaks require specialized knowledge and tools to fix properly.
If your system is low on refrigerant or has a leak, it’s crucial to have it professionally repaired. Recharging refrigerant is a complex task that needs to be handled by an expert to ensure your system runs efficiently.
If the coils continue to freeze, even after you’ve addressed the airflow and filter issues, it could indicate a more significant problem that needs professional diagnosis and repair.
The compressor is a critical component of your AC system. If it’s malfunctioning, it could be costly to repair or replace. A professional will assess whether a repair is feasible or if a new compressor is necessary.
Regular maintenance is essential to keeping your AC unit running smoothly throughout the year. Here are a few simple tips to ensure your system remains in top condition:
Changing your air filter every 1-3 months can prevent many of the issues discussed above, such as frozen coils and poor airflow.
Annual maintenance is key to catching minor issues before they become major problems. A professional tune-up can include cleaning the coils, checking the refrigerant levels, and ensuring the system is operating efficiently.
Make sure there’s no debris around the outdoor unit. Leaves, dirt, and other obstructions can block airflow, reducing the system’s efficiency.
A: This could be due to several factors, including a dirty air filter, low refrigerant levels, or a malfunctioning thermostat. Try troubleshooting the basic causes before calling a technician.
A: Yes! A dirty filter restricts airflow, which can cause your AC system to freeze up, preventing it from blowing cold air. Be sure to replace your filter regularly.
A: Signs of a refrigerant leak include poor cooling performance, ice buildup on the evaporator coils, or a hissing noise near the outdoor unit. A professional technician can assess and repair the leak.
A: While some minor fixes, like changing the filter, can be done yourself, more complex issues like refrigerant leaks or compressor failure require professional assistance. It’s best to call a trusted HVAC expert to avoid further damage.
If your AC is not blowing cold air or you need professional AC repair in Lewisville, TX, Southern Comfort Mechanical is here to help. Our friendly, community-driven team offers reliable and transparent HVAC services to ensure your home stays cool and comfortable.
Contact us today at 469-702-0701 or schedule a service online. Let us take the stress out of your AC repair needs—we’re here to make sure you stay comfortable all year long!
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We service all makes, models and brands of HVAC equipment and keep our trucks fully stocked with the parts and tools needed to carry out your repair.
174 Lake Park Rd
Lewisville, TX 75057
License #TACLA104577C
Plumbing License #M36523
Texas State Board
of Plumbing Examiners
929 E 41st Street Austin TX 78751
(512) 936- 5200
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