As winter sets in, your furnace becomes the cornerstone of a warm, comfortable home. While a well-maintained system can last for years, there are times when it signals that something isn’t quite right. Recognizing the red flags of furnace trouble can save you from costly repairs—or worse, a complete heater breakdown during the coldest days. At Schaible’s Plumbing & Heating Inc., we want to help you identify when it’s time to call a professional for furnace repair.
1. Unusual Noises Coming From Your Furnace
Your furnace should run relatively quietly. A low hum is normal, but loud banging, screeching, or rattling sounds are not. These noises could indicate anything from loose components to a failing motor or a cracked heat exchanger. If your furnace starts making alarming sounds, don’t ignore it—addressing the issue early can prevent further damage.
2. Your Energy Bills Are Suddenly Higher
If you’ve noticed a significant spike in your energy bills without any increase in usage, your furnace could be to blame. An inefficient furnace has to work harder to maintain the same level of comfort, consuming more energy in the process. This is a clear sign that your system needs attention from a professional.
3. Weak or Uneven Heating
Are some rooms in your home much colder than others? Weak airflow or uneven heating might indicate problems such as a clogged air filter, a failing blower motor, or ductwork issues. These problems can worsen over time, so it’s best to address them promptly with professional furnace repair.
4. Short Cycling or Constant Running
If your furnace turns on and off frequently (a problem known as short cycling) or runs continuously, it’s a red flag. Short cycling may result from an overheating system, while a constantly running furnace could indicate a thermostat issue or a problem with the blower. Both scenarios require expert diagnosis and repair.
5. Odd Odors Coming From the Furnace
A faint smell of fuel is normal when you first turn on your furnace for the season, but persistent or unusual odors are not. Musty smells could indicate mold in the ductwork, while a burning smell might point to overheating components. If you ever notice a strong gas odor, turn off your furnace immediately, evacuate your home, and call your gas company.
6. The Furnace Is Old
Even with regular maintenance, furnaces typically last 15–20 years. If your furnace is nearing the end of its lifespan and experiencing frequent issues, it may be more cost-effective to replace it than to continue making repairs. However, a professional assessment can help you decide whether repair or replacement is the best option.
When it comes to furnace repair, waiting can lead to bigger problems and higher costs. If you notice any of these red flags, don’t hesitate to call for help. Schaible’s Plumbing & Heating Inc. provides expert furnace repair in Warren, NJ, ensuring your system is running safely and efficiently.
Call Schaible’s Plumbing & Heating Inc. when you need AC repairs.