Yikes! Your outside air conditioning refrigerant line is covered in ice—which seems crazy in Arizona heat.
So what’s the deal?
Chances are, your indoor unit’s evaporator coil is frozen solid and cold liquid refrigerant is flowing to the outside unit through the refrigerant line (which is why it’s covered in ice).
DO THIS RIGHT NOW: Turn off your AC and turn the fan setting to “ON.”
Heads up: This is NOT a permanent solution. This will simply unfreeze the evaporator coil and prevent any damage to the compressor (a very expensive part you don’t want to replace). Unless you have a professional determine the root problem, your AC will continue to freeze back up everytime you turn it on.
To help you protect your AC (and your wallet), we'll explain:
Want to skip the hassle of troubleshooting and have a trained tech repair your AC? We can help!
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An evaporator coil, a group of copper tubes, freezes when the refrigerant flowing through the tubes gets too cold, causing the moisture in the surrounding air to freeze.
A central AC evaporator coil.
So what causes the refrigerant to get too cold? Usually, it’s one of two things:
What can cause these two problems?
Note: This list isn't exhaustive; it’s just a quick overview of common problems.
If you've completed our DIY tips but your AC is still freezing up, you need a technician’s help right away.
An air conditioner that continues to freeze over will eventually let cold refrigerant flood the compressor, which leads to a $1,500+ repair and no cool air.
Contact us today and we'll send a Phoenix tech right over.