As the cold winter winds start howling, there’s nothing more frustrating than finding out your HVAC system isn’t keeping up with the chill. If you’re asking yourself, “Why isn’t my HVAC working in winter?” you’re not alone!

The winter months are notorious for causing HVAC issues, but understanding the root of the problem can save you from being left in the cold. And with Halloween just around the corner, the last thing you need is a spooky surprise from your heating system.

 

Common Reasons for HVAC Issues in Winter

Before you panic and think you’re doomed to shiver through the season, it’s essential to understand why your HVAC system might not be functioning as it should. Let’s break down the most common culprits:

1. Thermostat Problems

One of the leading reasons your HVAC system could be acting up is an issue with the thermostat. If it’s not calibrated correctly or isn’t set to the proper mode, it can easily leave you without heat. Even something as simple as old batteries can cause your thermostat to malfunction, preventing your system from working efficiently.

A quick fix? Check your thermostat’s settings. Ensure it’s in heating mode and the temperature is set correctly. If it’s battery-operated, replace the batteries and see if that helps. If not, you may need to recalibrate or replace it.

2. Clogged Air Filters

Air filters serve as the lungs of your HVAC system. Over time, they collect dust, pet dander, and debris, especially when the system runs more frequently during the colder months. A clogged filter blocks proper airflow, making your system work twice as hard to heat your home—and often causing it to shut down prematurely.

To avoid this, make sure you’re checking and replacing your air filters every one to three months. Not only will this help your system run more efficiently, but it will also improve indoor air quality, reducing allergens and pollutants in your home.

3. Frozen Condenser Coils

When winter rolls in, your outdoor condenser coils might be at risk of freezing over. This happens when airflow is restricted, refrigerant levels are low, or the unit isn’t insulated properly. If the coils freeze, your HVAC system won’t be able to distribute heat effectively, leaving your home feeling more like a haunted house than a cozy retreat.

Prevent this by ensuring your system is properly insulated, scheduling regular maintenance, and keeping the area around your outdoor unit clear of snow, ice, and debris.

4. Low Refrigerant Levels

Refrigerant is essential for keeping your HVAC system functioning properly, especially when it comes to maintaining a comfortable temperature in your home. If your system is low on refrigerant—due to leaks or other issues—it will struggle to heat your space effectively. Worse, running a system low on refrigerant can cause long-term damage, leading to expensive repairs down the road.

If you suspect a refrigerant leak, contact an HVAC professional immediately. They’ll diagnose the problem, repair any leaks, and recharge the system to ensure it’s operating efficiently.

5. Electrical Issues

HVAC systems rely on a complex electrical system to function correctly. From tripped circuit breakers to faulty wiring, electrical issues can cause your HVAC to stop working altogether. If your system won’t turn on, or if it frequently shuts off unexpectedly, it’s likely due to an electrical problem that requires professional attention.

 

Quick Fixes for HVAC Problems

Now that we’ve covered the most common issues, what can you do if your HVAC system stops working in winter?

Check the Thermostat

Ensure your thermostat is working correctly. If it’s battery-powered, replace the batteries and double-check the settings. If the issue persists, it may need recalibration or replacement by a professional.

Inspect and Replace Air Filters

If your HVAC system is struggling, it might be due to a clogged air filter. Inspect the filter and replace it if it’s dirty. Clean filters improve airflow, efficiency, and overall performance, helping your system last longer.

Clear Ice and Debris

If you notice ice buildup on your outdoor condenser coils, carefully remove any ice and debris. Be cautious not to damage the unit by using sharp objects. Regularly clearing the area around the condenser can help prevent future freeze-ups.

Call a Professional

If the problem persists after trying these steps, it’s time to call an HVAC technician. They can quickly diagnose and repair more complex issues, such as refrigerant leaks or electrical malfunctions, before they escalate into costly repairs.

 

Preventing Winter HVAC Issues

Don’t let your HVAC system become a Halloween horror story. Here’s how you can avoid spooky surprises this season:

Schedule Regular Maintenance

One of the best ways to prevent winter HVAC issues is by scheduling regular maintenance. A professional HVAC technician can inspect your system, perform routine cleanings, and make minor repairs before they turn into major problems. Annual inspections help ensure your system is running efficiently and is ready for winter’s harshest weather.

Insulate Your System

Proper insulation of your HVAC system—including the outdoor unit, ductwork, and refrigerant lines—can prevent freezing and improve efficiency. Insulating your home’s windows and doors can also help reduce the strain on your HVAC system, keeping your home warm and cozy all season long.

Monitor System Performance

Pay attention to how your system operates. If you notice strange noises, uneven heating, or increased energy bills, it may be a sign something’s wrong. Addressing these issues early can prevent breakdowns later on, especially during a winter cold snap.

 

Halloween Treats and Spooky Good Offers from PunbarAir! 🎃

As Halloween approaches, don’t let your HVAC system give you a fright! Take advantage of our special seasonal promotions to keep your home warm and cozy:

  • 10% OFF any repair for first-time customers
  • $250 OFF a renovated home ductwork system
  • FREE Smart Thermostat (worth $150) with a new system purchase
  • $800 OFF a new system (Centerpoint Rebate)
  • FREE Service Call with repair or replacement (otherwise $121)
  • $50 OFF any heating/cooling repair

🎃 Call PunbarAir today at 832-400-5730 and mention these spooky deals to take advantage of our limited-time Halloween offers! 🎃

 

Don’t Wait for a Scary Breakdown!

If your HVAC system is struggling to keep up with the winter chill or if you want to avoid any last-minute surprises, contact PunbarAir today. Our expert team is ready to keep your home warm, safe, and comfortable all season long. Call 832-400-5730 now to schedule a professional inspection or repair.

 

Meet the Author
Hilmar Marquez
Hilmar Marquez

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