Clogged Condensate Drain Line

If your condensate drain line is clogged you can likely remove the clog yourself.

Clogged condensate drain line. What causes a clogged ac condensate drain line. When everything is working properly condensation runs down the drain line and exits outside your house. If the condensate drain line is clogged you will need to use a wet dry vacuum or a special pump to unclog the line. However many homeowners don t realize the problem is usually avoidable with regular care and diy ac maintenance.

In addition dirt and debris or even bugs can work their way in. Route it to the floor drain and secure it with tubing straps. Just pour a cup of bleach in the drain line s access opening near the indoor air conditioning unit. Over time it can become trapped in your condensate drain line causing blockage.

Because the drain line is an enclosed wet space it s a prime location for mold mildew and sludge to make it their home. When you see water puddling around the furnace with the a c running you have a clogged condensate drain tube. Sediment algae mold and insects can all clog it up. If not drained regularly all of these items could cause a clog in the line.

When that happens water backs up into the drain pan under your air handler. If the line isn t properly cleaned algae and mold can grow inside and clog the drain causing elevated humidity musty odors and water damage inside your home. Build up of this debris can be carried off as condensate drains from the coil. A clogged condensate drain line is one of the most common reasons homeowners need to call in for professional repair for their ac system.

This will kill any algae mold or mildew that has formed in the pipe. Condensation from air conditioning coils contains bacteria that can form slime and clog the condensate pan drain tube. As indoor air circulates through the evaporator coil dust dirt and other airborne particles can be trapped by moisture.