Common Causes of AC Water Leaks
AC water leaks can damage the home if ignored. Most come from the condensate drain system or a frozen coil.
Common Causes
- A clogged condensate drain line.
- A cracked or rusted drain pan.
- A frozen coil melting and overflowing the pan.
- A disconnected or improperly sloped drain line.
What to Do
Turn the system off to stop the water. A clogged drain line is the most common cause and can be cleared during a service visit. See AC leaking water and AC drain line problems.
FAQs
What causes an AC to leak water?
The most common cause is a clogged condensate drain line. A cracked drain pan or a frozen coil can also cause leaks.
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