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Here's an issue you most likely never anticipated: Ice on your HVAC in the middle of summertime. It's really more common than you think! When we're running our Air Conditioning units more frequently and at colder temperatures, they're more likely to freeze up. If you see something wrong with your Air Conditioning, particularly visible ice crystals, it's time to take action. We're here to help you defrost and get back to regular cooling ASAP. How will I understand if my Air Conditioner is frozen?
Besides noticeable ice on any part of your A/C system, the next most apparent indication of a frozen A/C unit is a lack of cool air. If you put your hand in front of your supply vents and you pick up warm air coming out, you most likely have ice someplace in the system.
You might also discover a hissing sound coming from the unit. If that holds true, take actions right away to avoid additional damage. Your wallet will thank you later.
How to Defrost a Frozen Air Conditioning Unit Your AC will take anywhere from an hour to more than a day to completely thaw. It is necessary to capture it early to avoid additional damage to your unit-- and, of course, so you're without cool air for the shortest quantity of time possible.
We understand, we understand: It's hot. But frozen Air Conditioning 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 sure it's in fact set to ON and not to VEHICLE. Automatic settings trigger the fan to cycle-- starting and stopping over and over again. You desire continuous, non-stop air flow over the frozen areas.
Step 3: Find the source. Now it's time for some investigative work. What triggered your Air Conditioner to freeze up in the first place? There are a few common perpetrators:
Clogged-up air filters basically suffocate your HEATING AND COOLING unit. When warm air is restricted 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 same process takes place. Dirt and gunk covering the evaporator coils causes air restriction the very same method dust does in your filter.
If you spot a leak anywhere, that's most likely the reason for your ice problem. Low refrigerant levels cause drops in pressure, permitting wetness in the air to freeze around your HEATING AND COOLING coils.
Regardless of what many homeowners may believe, refrigerant doesn't simply get "used up." It does not reduce in time, and it doesn't evaporate throughout Air Conditioning usage. So if you're short on refrigerant, there's no doubt you have a leakage. Keep in mind: Refrigerant is a hazardous chemical that ought to just be managed by certified pros. Offer us a call if you believe you have a leakage.
A collapsed duct, weak blower, or closed valves Find more information may be causing your HVAC to freeze. Air Conditioner systems are also complex makers with a lot of other pieces and parts. Our Austin HVAC pros can assist to identify these less obvious problems. Step 4: Display the circumstance.
As your HVAC unit defrosts out, you might encounter some civilian casualties. Overruning drain pans and blocked condensation drains are a threat 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 remain in luck! Now it's time to keep your system in leading shape throughout the summertime. Getting routine preventative upkeep and examinations can assist capture issues early and avoid your Air Conditioner (and your wallet) from freezing up.