Signs It’s Time to Call Emergency Furnace Services

The HVAC system is responsible for maintaining comfortable temperature levels throughout the home.

The HVAC system is responsible for maintaining comfortable temperature levels throughout the home. It sometimes fails when the household needs it the most. In these cases, homeowners should remain vigilant and contact a professional as soon as possible.

Let’s discuss several problems that require immediate attention:

The furnace fails to turn on

When the furnace fails to activate during cold winter nights, it’s time to schedule an emergency appointment with an HVAC expert.

One possible reason the furnace won’t operate is a minor power issue. However, if some components have broken down, it may be best to retire the furnace and invest in a more durable model. Fortunately, scheduling biannual maintenance appointments can resolve any underlying problems that could cause a breakdown.

Odd noises

While it’s not unusual for HVAC systems to emit occasional sounds, loud and frequent noises could indicate furnace trouble.

Those who notice any of the following sounds should contact a specialist:

  • Grinding: Unless the bearings inside the furnace are well-lubricated, they may cause internal damage to the motor.

  • Thumping: This is a possible signal that the furnace has a loose blower wheel or motor.

  • Rumbling: After the furnace completes its cycle, it shouldn’t produce any noise. If the furnace continues to make rumbling sounds, it may still be burning fuel. Call a professional immediately since this situation is a fire hazard that threatens the safety of the entire household.

  • Popping: Repeated popping noises are a telltale sign that the heat exchanger is damaged. If cracked, the exchanger could cause a carbon monoxide leak.

A broken thermostat

Thermostat issues can lead to cold and hot spots in different areas, making spending time indoors a nightmare. The good news is that an expert technician can quickly repair a disconnected thermostat, recalibrate one that’s off, and ensure other components are in good condition.

A professional will determine whether it’s time to replace the thermostat and recommend a more sustainable option.

Overheating

Most furnaces have a sensor that deactivates them when they start to overheat. But if the sensor is malfunctioning, the furnace could represent a fire hazard. While most people struggle to determine whether the sensor is damaged, regular checkups can prevent these complications.

Strange odors

Not all odors are symptoms of HVAC emergencies. Homeowners shouldn’t panic if they notice a slight burning smell when they first turn it on for the season. The furnace is probably just burning dust and debris buildup.

On the other hand, a metallic or chemical smell could be a symptom of overheating or a carbon monoxide leak.

Optimize the HVAC system

Those dealing with the above issues should contact a reputable cooling and heating specialist. They’ll quickly diagnose the problem and suggest the best solutions.

Remember that regular maintenance is key to preventing furnace trouble. It can also lower monthly power bills and extend the service life of the entire system.


Fix My Air DFW of Fort Worth specializes in residential and commercial HVAC services, including routine maintenance, installation, and repair. All makes/models. Call us at (817) 839-3511.

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Debunking Damaging Furnace Misconceptions