Why is my AC unit freezing up?

In case your air con unit freezes up on a sizzling summer time day, you’re in bother. It’s about to get dangerously uncomfortable in your house. However what causes AC items to freeze up?

Sadly, AC items freezing over is among the commonest methods your unit can fail. Some individuals would possibly see ice forming on their items and suppose “Oh, it’s working very well!” However in actuality, it’s the tell-tale signal of impending catastrophe.

Let’s focus on what makes your AC unit freeze over and how one can keep away from it sooner or later.

Clogged Air Filters & Ducts

In case your AC unit’s air filter is soiled, your unit will undergo from inadequate airflow. The identical applies to clogged ductwork.

Even when the opposite mechanical elements of your HVAC system are working high-quality, air not passing correctly via the evaporator coil results in a layer of ice growing.

Producers advocate altering the air filter each few months. Some advocate altering it every month, particularly if your private home is especially high-activity. Be aware of dusty indoor environments!

HVAC Mechanical Points

Your AC unit can freeze over and undergo from decreased efficiency in case your blower fan stops working correctly. Blower followers are what many HVAC technicians examine first when a system goes via mechanical points.

For the reason that blower fan can’t ship heat air via the system, the chilly builds up and creates a layer of ice that merely received’t soften over time. At important mass, that ice may cause your system to close down altogether.

Conserving your blower fan working correctly is tied to routine preventative upkeep. Ensure you schedule such companies along with your HVAC firm to keep away from a frozen AC unit!

Verify Your Thermostat Settings

You would possibly suppose retaining your AC fan set to “low” means you’ll use much less vitality. However in actuality, which means it has to do twice the work, which might pressure your whole AC system.

Air circulation is important for retaining applicable refrigerant ranges within the system. If that chilly refrigerant strikes too slowly, it might probably trigger ice to type in your evaporator coils.

Moreover, you shouldn’t run your air con on cool when temperatures exterior are notably low. This could trigger the inner temperatures within the machine to go method decrease and the system will freeze over.

Further Points

Different causes of AC items freezing over embrace:

• Clogged condensate drain strains
• Low refrigerant ranges
• Soiled evaporator coils
• Defective compressor
• Broken condenser fins

In case your AC unit retains freezing up and also you aren’t certain of the trigger – or when you want a right away repair, contact the professionals. At Charlie’s Tropic Heating & Air, we all know precisely learn how to clear up your difficulty and maintain it from occurring sooner or later. Contact us right now to schedule HVAC companies on your residence!