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Here's an issue you likely never expected: Ice on your HEATING AND COOLING in the middle of summertime. It's actually more common than you think! When we're running our AC units more often and at colder temperatures, they're most likely to freeze up. If you see something incorrect with your Air Conditioner, specifically noticeable ice crystals, it's time to do something about it. We're here to assist you thaw and return to typical cooling ASAP. How will I know if my Air Conditioning is frozen?
Other than visible ice on any part of your HVAC unit, the next most apparent indication of a frozen A/C system is an absence of cool air. If you put your hand in front of your supply vents and you notice warm air coming out, you probably have ice somewhere in the system.
You may also see a hissing noise originating from the system. If that holds true, take steps immediately to prevent further damage. Your wallet will thank you later on.
How to Thaw a Frozen A/C System Your A/C will take anywhere from an hour to more than a day to totally defrost. It is essential to catch it early to avoid more damage to your system-- and, obviously, so you're without cool air for the shortest amount of time possible.
We understand, we understand: It's hot. However frozen A/C parts are bad news for the most costly piece of your HVAC unit-- the compressor. To prevent enduring damage and a large expense, turn your thermostat from COOL to OFF. This will start the defrosting process.
Action 2: Change the fan to ON. Turning the HEATING AND COOLING fan to ON will force it to blow warm air over any frozen coils-- which will speed up the defrost process. Make certain it's in fact set to ON and not to AUTOMOBILE. Automatic settings cause the fan to cycle-- starting and stopping over and over once again. You desire continuous, non-stop airflow over the frozen locations.
Action 3: Discover the source. Now it's time for some investigative work. What triggered your A/C to freeze up in the very first place? There are a few typical perpetrators:
Clogged-up air filters basically suffocate your HEATING AND COOLING unit. When warm air is limited from the coils in your system, the coils get too cold and ultimately ice over. Replace air filters at least as soon as a month to avoid an icy surprise.
If your coils are filthy, the exact same process takes place. Dirt and gunk covering the evaporator coils causes air restriction the same method dust carries out in your filter.
If you find a leak anywhere, that's probably the reason for your ice issue. Low more info refrigerant levels cause drops in pressure, allowing wetness in the air to freeze around your A/C coils.
In spite of what many homeowners might believe, refrigerant doesn't simply get "consumed." It does not decrease over time, and it does not vaporize during AC usage. So if you're short on refrigerant, there's no doubt you have a leak. Note: Refrigerant is a harmful chemical that must only be handled by certified pros. Provide us a call if you think you have a leak.
A collapsed duct, weak blower, or closed valves may be causing your HVAC to freeze. Air Conditioner systems are also complex makers with a great deal of other pieces and parts. Our Austin HVAC pros can help to detect these less obvious problems. Step 4: Display the circumstance.
As your HVAC unit defrosts out, you might encounter some security damage. Overruning drain pans and clogged condensation drains pipes are a danger when this much water is coming off your Air Conditioning. Put down some towels around the unit and expect additional leaks to avoid water damage.
When your HVAC is entirely clear of ice and all parts are dry, you can turn your A/C back on. Monitor the system for ongoing problems over the next numerous hours to a couple of days.
Step 5: Call us! If changing the air filter fixed your ice issue, you're in luck! Now it's time to keep your system in leading shape throughout the summer. Getting routine preventative upkeep and inspections can assist capture issues early and avoid your A/C (and your wallet) from freezing up.