Air Conditioning Unit Keeps Freezing

September 23, 2021 Post a Comment

The strain could damage this incredibly valuable part and set you up for a costly air conditioning repair. When things are working properly the evaporator absorbs the heat from your air and provides a cooling effect.

7 Things That Can Damage Your Air Conditioner

Temperatures below 62 F will cause your systems pressure to drop and this will cause it to freeze or ice up.

Air conditioning unit keeps freezing. This is why it is important to not run your AC during cold weather. In order to keep the air flow in your own house moving enough to not disrupt your air conditioners functionality you need to be sure your air filters arent dirty and becoming clogged. The evaporator coil is filled with refrigerant which cools the air in your HVAC system.

An oversized AC often short-cycles turning on and off frequently. A clogged air filter. Your air conditioner is designed to operate in outdoor temperatures that are above 62 F.

But if there is a lack of warm air blowing across the evaporator coil then the refrigerant gets too cold which can cause the refrigerant line that connects to your outdoor unit to freeze. Blocked air flow causes freezing up. However blocked airflow is also highly probably and easier to diagnose.

The third most common cause of AC freezes is a dirty air conditioner coil. Air Conditioner Indoor Unit Frozen If the evaporator itself is frozen and not just the coils the most likely cause is a faulty blower motor. The first step in repairing your Air Conditioning unit and preventing freezing is to inspect the cold air line for any tears or damage to the insulation.

This will keep the system from freezing up even more and begin to let the ice thaw. Again ice obstructs the proper airflow of your system so what starts off as a little bit of frost can spiral out of control into a solid block of ice. Air conditioning units with a low level of refrigerant can freeze and if this is the case your unit will need servicing.

Once the refrigerant absorbs the heat the now cool air re-enters your home. The cooling line for your air conditioner will run directly from the AC unit outside to the furnace fan and will usually be covered in black insulation. Go to your electrical breaker and turn off the power to your AC unit.

This prevents the good air circulation that normally keeps moist air from condensing on the cooling coils and freezing up. Air Conditioner Is Oversized Ice buildup can occur if a window air conditioner is too large for the room it serves. Air conditioners need to have a constant flow of air so that humidity cant settle on the coils and freeze.

If your air conditioner keeps freezing up and has left you feeling the heat of the South Florida summer Sansone can help. The AC compressor is the most expensive component in your air conditioning unit. We offer emergency AC repairs and can thaw your system and diagnose the underlying cause right away.

Call us now to schedule an appointment or do so online. So what causes this low airflow issue in the first place. What Causes Your Air Unit To Be Frozen The main reason why your AC lines are freezing is because your evaporator coils are getting too cold.

The first step is to remove the ice.

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