• Howard Gallagher

Can My HVAC System Catch Fire?


As things get warmer you should be cognizant of the fire hazards in your home. When homeowners think of house fires they think about their kitchens . However HVAC Systems can catch fire. These are the most common reasons why HVAC System fires start.


Leaking fuel lines

When regular maintenance is continued. You can spot leaking fuel lines. However when maintenance is not done it is hard to diagnose this issue. Fuel like gas and petroleum can be highly flammable when mixed with the conductive elements inside the Air Conditioner. Furnace leaks though rare can happen in the summer. This issue can only be alleviated with a HVAC Professional.


Faulty gas connections

Gas pressure isn’t something that can be taken lightly. High gas pressure causes the heat exchanger to heat up. Low gas pressure can cause condensation. On both sides of the spectrum, HVAC system damage and increased risk of fires.

Electrical Malfunctions

Bad electrical connections are one of the main causes of HVAC failure and fires. Old connections tend to become loose and with the constant high demand for power, burnt and exposed wires can trigger a fire. A lot of issues within your HVAC System can stem from a bad electrical connection. Excess energy use can result in burnt wires. There are several other electrical malfunctions that can create a fire. For example, the unit's vibrations can loosen some electrical wires, cause a short circuit and lead to a fire.


Your Heater Exchanger is Cracked

A serious issue is when the heat exchanger cracks. This can greatly impact the health of your family. Carbon monoxide leak can happen as it affects thousands of homeowners every year. Not only is carbon monoxide flammable but it can affect your breathing.


Crowded Unit

This is a relatively easy problem to prevent. Your HVAC System should be free of any debris. Any loose vegetation or flammable material can increase the risk of fire near your unit. All that junk around the unit could catch fire, damaging not just the A/C system, but a large portion of the home.

Preventative Maintenance

One of the most important things you can do is maintain your HVAC regularly. Installing HVAC Fire damper can also prevent the device from catching fire. A tell tale sign of a possible HVAC Fire is a gas or oil like odor. A Global Home Protection Home Warranty can offset the costs associated with expensive HVAC system repairs.

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