Why Does My Air Conditioning Unit Keep Freezing Up

September 20, 2021 Post a Comment

The main reason why your AC lines are freezing is because your evaporator coils are getting too cold. If air cannot flow through it freely due to a buildup of ice then the air that is processed by the system lowers in volume and this becomes noticeable as your home gradually gets warmer.

What To Do When Your Ac Unit Freezes Up Ks Services

One of the main causes of reduced airflow is a frozen evaporator coil.

Why does my air conditioning unit keep freezing up. The freezing is caused my moisture coming. Another common reason why air conditioners freeze up is due to crushed collapsed or broken ducts. There are several reasons for your HVAC system to freeze up.

This prevents the good air circulation that normally keeps moist air from condensing on the cooling coils and freezing up. The freeze can easily back up all the way to your condenser unit outside causing problems. This problem may also cause higher energy bills hissing sounds and an air conditioner that is blowing warm air.

Dirty air filters can cause this problem. Low refrigerant levels are typically caused by a leak in the system and can also lead to freezing. Possible reason 1.

If the AC is not getting enough airflow it will cause the unit to over-cool and lead to the freeze-up problem. For your air conditioner to function properly it needs clean air flow throughout the system. This happens because the refrigerant in the evaporator coils can no longer absorb the heat needed for the coils to warm up.

The flow of air around the air conditioning unit is important for its normal functioning. A professional will be able to empty the remaining refrigerant locate and repair the leak and restore your refrigerant levels to normal for optimal performance. Air Conditioner Coils Frozen Over When the condenser coils outside unit are frozen over it can be because of a refrigerant leak but the most common culprit is a faulty fan motor.

You can check this quickly by leaving the system running and checking if the fan is spinning visual check only. The evaporator coil is filled with refrigerant which cools the air in your HVAC system. One of the most common causes of breakdown for an AC unit is when the pipes freeze up blocking cold air from entering the house.

The dirtier an air filter gets the more it can restrict airflow through your system. Change Your Air Filter. An oversized AC often short-cycles turning on and off frequently.

The leading cause of a frozen HVAC system is a dirty air filter. Airflow brings warm and moist air to the AC which is then conditioned. Air Conditioning Services in Orlando If you catch it in the early enough stages you may be able to handle an AC freezing issue yourself.

The air filter cleans the air circulated into your home. This heat exchange takes place at the evaporator coils the part thats frozen. If your outdoor unit is frozen and you cant remember the last time you changed your air filter you might have identified your problem.

As your AC system runs throughout the summer the filter catches dirt pollen dust and other allergens. When things are working properly the evaporator absorbs the heat from your air and provides a cooling effect. This can restrict airflow and could lead the HVAC coils to freeze.

If your air conditioner is running low on refrigerant due to a possible leak it can freeze up. The coil itself is typically located inside the air handling unit in your home. What Causes Your Air Unit To Be Frozen.

While a frozen air conditioner can be caused by different things and may require the expertise of a qualified HVAC technician to fix there are some things that you can try yourself first. It is often difficult to notice right away as the fan will continue to run and the temperature slowly rise. And as warm air passes over those cold refrigerant coils the coils absorb enough heat to prevent them from freezing over.

Air Conditioner Is Oversized Ice buildup can occur if a window air conditioner is too large for the room it serves. Common causes include a dirty air filter blocked condensate lines refrigerant leaks and component malfunctions. The more the refrigerant has to expand the cooler it makes the temperature.

Low airflow over evaporator coils Your air conditioner uses very cold refrigerant to absorb heat and moisture from the air inside your home. In some cases you can correct a frozen system yourself while other issues require a professionals help.

Keep Your Air Conditioner From Freezing Up With These 5 Tips