Summers in Waxahachie, TX are no joke, and the last thing you want is for your AC to start blowing warm air. If your home is heating up instead of cooling down, it’s a sign something’s wrong with your HVAC system. Knowing what could be causing the issue can help you act quickly and get back to comfort. Here are some common reasons behind this frustrating problem and what you should do next.
Common Reasons Your AC Might Be Blowing Warm Air
Sometimes, the fix is simpler than you think. Incorrect thermostat settings are one of the most common culprits—double-check to make sure it’s set to “cool” and not “heat” or “fan.” A dirty air filter can also restrict airflow, making it harder for your system to cool the air properly. Power issues can affect performance too. If the outdoor condenser loses power—possibly due to a tripped breaker—your system may blow warm air instead.
Refrigerant Leaks and What They Mean for Your System
Refrigerant is essential for cooling your home. If your system is low on refrigerant, it won’t be able to extract heat from your indoor air effectively. You might hear hissing noises or notice ice forming on the refrigerant lines, both of which are red flags.
Refrigerant issues are not DIY-friendly. They require a licensed technician who can repair the leak, test the system, and recharge it properly. Ignoring the problem could strain your system and spike your energy bills.
Importance of Regular Preventive Maintenance
Staying on top of seasonal maintenance can prevent many of these issues. During a tune-up, a technician inspects your system, replaces filters, checks refrigerant levels, and clears out dirt or debris from key components. Routine maintenance not only improves system performance but also extends the lifespan of your HVAC system. If your AC is blowing warm air now, it might be a sign that it’s overdue for a professional check-up.
When to Call a Professional HVAC Technician
While some basic checks—like adjusting the thermostat or replacing a filter—can be done yourself, other problems are best left to professionals. If warm air persists after you’ve tried simple fixes, it’s time to schedule a diagnostic visit.
At Wolverton Air, our licensed technicians can pinpoint the root cause and recommend a reliable fix. Whether it’s an electrical issue, refrigerant leak, or failing component, we’ve got you covered with expert AC repair service you can trust.
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