5 Most Common HVAC Emergencies You Should Look Out for

Regular HVAC maintenance and preventive measures can drastically lower the risk of emergency repairs, but even with the best efforts put forth systems can sometimes go amiss.

Emergencies with your HVAC unit may range from minor airflow issues to frozen evaporator coils, each requiring immediate attention.

To seek professional help, you can get in touch with Autumn Air. They provide expert HVAC service to Avondale, AZ and the surrounding areas.

1. Gas leak

HVAC systems are indispensable in keeping temperatures comfortable in our homes and workplaces, yet emergencies may arise from time to time that threaten their functionality. Such issues can range from annoying to life-threatening depending on their severity.

An emergency gas leak is one of the most dire situations you could ever face with regard to HVAC. Natural gas is highly combustible and could easily ignite into fires or explosions that could prove deadly.

If you hear hissing noises near your appliances or gas line, this could indicate that there is a leak. Furthermore, you may notice puddles of water or wet ground nearby and/or bubbles forming due to gas escaping the leak. In the event of this, take immediate action and call a professional immediately!

2. Electrical issues

Your HVAC system’s electrical components are key in managing the flow of conditioned air throughout your home, but like any machine they may experience wear and tear with continued use.

Electrical problems can arise for various reasons. If, for instance, your blower is using too much energy it could trigger the circuit breaker to trip. In such instances, it’s wise to consult a professional immediately so as to prevent further issues.

Clogged air filters are another common electrical issue. As they get dirty, they restrict airflow and put undue strain on your system – leading to higher energy bills and even impacting indoor air quality. Regularly switching your filter can prevent this issue.

3. Ductwork issues

Your HVAC system uses ductwork to bring outside air into your home or business and distribute it throughout. Over time, however, ductwork may develop leaks due to various causes.

Most commonly this may be caused by pests chewing through and blocking up ducts with sticks and nests. Therefore, regular sight checks of vent locations and ducts should be performed in order to remove any obstructions.

Signs of ductwork problems include strange whistling noises, strange smells and doors opening and closing on their own. If any of these occur, contact an HVAC specialist immediately as this could indicate carbon monoxide entering your living space, leading to serious health conditions if left unchecked; however this issue can often be easily fixed if detected early enough.

4. Broken compressor

An HVAC compressor is responsible for producing cool air that circulates throughout your property, but mechanical breakdowns may occasionally occur and render your HVAC inoperable.

If you hear hissing sounds or notice ice buildup on coils or lines, your compressor could be malfunctioning. Additionally, it might consume more power during startup due to a defective pressure release valve.

To solve this issue, locate the circuit breaker for your compressor in your electrical panel and shut it off right away if it has tripped. Otherwise, consult a professional to address this matter immediately. Also check if your compressor fails to start up as this may require professional replacement of its start capacitor as this component stores high voltages which requires expert replacement services.

5. Faulty thermostat

An HVAC system is a complex piece of equipment designed to heat and cool your home. Over time, its various components may become worn-out and cause mechanical issues that need addressing in order for it to continue performing as intended.

Electrical issues usually stem from a disruption in the power supply. First, check that your unit has working batteries and the circuit breaker hasn’t tripped. If that isn’t the issue, inspect your fuse box and replace it if necessary. Finally inspect the emergency shutoff switch to be sure.

In the event of any HVAC emergency, it’s always best to consult a professional. They have the necessary expertise to identify and address issues safely. 

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