Why does my AC drain pan get clogged with water?

Why does my AC drain pan get clogged with water?

Unfortunately, sometimes condensate drain pans and lines can get damaged or clogged and cause quite a mess. If water is pooling around your indoor air handler, you probably have an AC drainage problem.

What should I do if my AC drain line is clogged?

Push the stiff, thin brush into the end of the drain line. This might clear any clogs located near the end of the drain line. In most cases, the AC drain line clog will occur farther down and you’ll need to do a little more work. Attach the end of your wet/dry vacuum to the end of the AC drain line.

Where is the overflow drain pan on an AC unit?

The overflow drain pan, located underneath your indoor evaporator coils, catches condensate that forms when warm air passes over cold evaporator coils. This condensation then flows into the PVC condensate drain pipe to be directed outdoors.

What does it mean when your drip pan is clogged?

In essence your drip pan serves as a reservoir that carries water from the evaporator coil to the drainpipe. When clogged, the water will not be able to drain properly.

How clogged AC condensate drain can create problems?

Once enough buildup accrues, the blockage will become too large and create a clog in the line , causing water to back up into the AC drain pan. When that condensate drain pan fills, the excess water will overflow and leak into your house, causing water damage issues that can quickly turn into costly home repairs.

How do you unclog the AC drain line?

For that reason, we’re detailing two methods for unclogging your AC drain line — one for small clogs and one for large. Step 1. Turn off your HVAC system. Step 3. Remove the cleaning port cap. Step 4. Assess the clog. Step 8. Turn your HVAC system back on. Step 1. Turn off your HVAC system. Step 3. Remove the cleaning port cap.

How do you clean AC evaporator?

Spray the foam cleaner directly on the AC evaporator coils. Make sure the entire surface is covered evenly — don’t be shy! You’ll see the spray start to foam up like soapy water. It will grab all that gunk and rinse it away on its own. We recommend cleaning ac evaporator coils when it’s warm out, as running the unit helps the cleaner rinse faster.

Will a clogged condensate drain cause loss of cooling?

A clogged evaporator drain won’t cause a loss of cooling directly, but it can sometimes trigger devices that automatically switch off the air conditioner. Many condensate drain pans are equipped with a float switch.