Signs of Trouble With Your Furnace

Signs of Trouble With Your Furnace

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Your furnace plays a vital role in keeping your home warm, especially during the colder months. But how can you tell when it’s working properly—and when it needs attention? Understanding the most common furnace problems in Texas can help you determine whether you need professional service.

Common Furnace Problems in Texas

While Texas is known for its intense summer heat, we definitely see our share of chilly days. When cold weather hits, you need a furnace you can rely on. Here are some of the most common issues that affect furnace performance and efficiency.

1. Malfunctioning Thermostat

Your thermostat is the control center of your heating system.
If it’s not reading temperatures correctly or failing to communicate with the furnace, the system may:

  • Run too often

  • Not run enough

  • Struggle to maintain comfortable temperatures

A faulty thermostat can quickly lead to inconsistent heating.

2. Leaky Air Ducts

Your air ducts move warm air throughout your home.
If they’re leaking, damaged, or poorly connected, you may notice:

  • Uneven temperatures

  • Reduced comfort

  • Higher energy bills

Leaky ducts force your furnace to work harder to heat the home.

3. Clogged and Dirty Air Filters

Changing your air filter every three months is essential.
A dirty filter can:

  • Restrict airflow

  • Make your furnace overwork

  • Decrease air quality

  • Lead to breakdowns

This is one of the simplest maintenance tasks—and also one of the most important.

4. Short Cycling

Short cycling happens when your furnace turns on and off repeatedly in short bursts.
This can be caused by:

  • Overheating

  • Electrical issues

  • Poor airflow

  • Incorrect system size

Short cycling puts significant strain on your furnace, raising energy bills and increasing wear and tear. An HVAC technician should diagnose this problem right away.

5. Problems With the Pilot Light

Your pilot light can malfunction due to:

  • Debris or obstructions

  • Faulty electrical components

  • A failing safety switch

Depending on the cause, your technician may clean, repair, or replace the necessary part.

Immediate Care for Your Heating System

If you’re experiencing any of these furnace problems, it’s best to call a professional before the issue gets worse. Comfy Air can inspect your system, identify the root of the problem, and get your furnace running dependably again.

Don’t let comfort slip away—contact us today to schedule your heating service.