January 9, 2024
8 Common HVAC Emergencies and How to Handle Them

Your home’s heating, ventilation, and air conditioning systems all play a vital role in how comfortable you are all year long. The reliability of your system and your level of comfort are both put at risk when unexpected situations develop. Let’s take a look at eight different kinds of HVAC crises and what to do in each of them. To limit damage, guarantee your safety, and restore your home’s temperature control, it’s important to be ready to handle these concerns quickly.

1. Complete System Failure

Thermostat problems, component failures, or a tripped circuit breaker are just a few of the many potential causes of a whole HVAC system collapse. Before doing anything else, homeowners should double-check the batteries, circuit breaker, and thermostat settings, followed by seeking the advice of an expert if the issue continues. Whether it’s due to wear and tear, malfunctioning components, electrical difficulties, or an incorrect diagnosis, HVAC specialists can get to the bottom of the problem and get the system running like new again.

2. Gas Leak

Damage to the heat exchanger, malfunctioning gas valves, or worn-out parts are all potential causes of a gas leak in a home’s HVAC system. Be alert for symptoms like vertigo or a smell similar to sulfur. Stay away from any open fires or electrical appliances, and dial the gas company’s emergency number if you think there may be a gas leak. To make sure everything is safe, it’s best to have a professional HVAC specialist look at the parts, fix them, or replace them.

3. Refrigerant Leak

Damage to an HVAC system’s coils, couplings, or valves can all cause a refrigerant leak. This type of leak will result in major decreases in your home’s cooling efficiency. Turn off the power and call an HVAC expert if you think there’s a leak. Do not try to repair refrigerant problems on your own since they are dangerous. To ensure system performance and reduce environmental effects, it’s best to have a professional evaluate, identify, and fix the leak as quickly as possible.

4. Broken or Malfunctioning Thermostat

Dead batteries, wrong settings, and broken wiring can all cause the thermostat to work incorrectly. To diagnose the problem, you should have a professional examine the wiring, make sure the temperature and mode settings are correct, and replace the batteries if necessary.

5. Blocked or Leaking Condensate Drain

When debris or algae builds up in an HVAC system’s condensate drain, it can cause it to clog or even leak. The presence of water accumulating around the indoor unit is one such indicator. Turn off the power and see whether there are any obstructions; if so, remove them. Get in touch with HVAC experts if the problem continues; they can help you avoid water damage and keep your system running efficiently.

6. Ignition Problems in Furnace

Faulty igniters, thermocouples, or gas supply difficulties are the most common causes of ignition problems in furnaces. Keep an eye out for symptoms like the system cycling too often or failing to ignite. To troubleshoot, it’s best to have a technician check the gas supply, the pilot light, or other components. This ensures a fast and effective fix to the ignition system so it runs safely and reliably again.

7. Frozen Outdoor Unit

Problems with the refrigerant or limited ventilation can cause an outdoor HVAC unit to freeze. It’s also possible for outdoor HVAC units to freeze during harsh winter weather. If you notice ice on an outdoor unit, contact an HVAC technician to inspect and address the root cause. To prevent the outdoor unit from freezing during the winter, consider having a technician install proper insulation and a winter cover.

8. Strange Noises

Problems like loose parts, worn-out belts, or mechanical breakdowns can cause HVAC systems to make strange sounds. Squealing, rattling, or pounding sounds should prompt you to disconnect the equipment and look for obvious problems. If you’re still unsure, it’s best to call a professional HVAC specialist who can find out where the noise is coming from and fix it so your system can run smoothly and safely.

Controlled Climate Services provides 24/7 emergency HVAC services in Kennesaw, GA. We understand the role that your home’s HVAC system plays in your health, safety, and comfort. That’s why we offer a variety of heating and cooling services, including installations, repairs, and maintenance. We also have a vast range of knowledge regarding indoor air quality testing, smart thermostat technologies, and more. Give us a call today to schedule an emergency HVAC repair service.

company icon