Air Conditioner Condensation Drain Line

Occasionally the secondary condensation pan will also clog and not drain.

Air conditioner condensation drain line.

This debris can include mold and mildew algae bacteria fungus and even small plants. Over time it can become trapped in your condensate drain line causing blockage. Clogged ac drain line symptoms and causes. The condensation drain line is plugged air handling units in attics should have a secondary condensation pan in case the primary condensation pan overflows.

This is the condensate drain which plays an important role in removing condensation produced by your air conditioner s evaporator coil. Check that the condensation is being removed. The line is a pvc pipe that runs from the condenser inside your house to the outside next to the compressor. Over time sludge and buildup form in your condensate drain line.

Uniform mechanical code section 310 0 310 1 condensate disposal. Plumbing code citation for installation of air conditioning condensate drain piping. Carson dunlop associates sketches left illustrate both acceptable and not recommended locations for the discharge of an air conditioner or heat pump condensate drain line discharge. Air conditioner condensation drain pans.

It s similar to the trap under your kitchen or bathroom sink. There should be a constant drip when the air conditioner is running. Build up of this debris can be carried off as condensate drains from the coil. There are various ways to clean out an air conditioner condensate drain and two popular methods are pouring white vinegar or bleach down the line to clear clogs.

Signs the ac drain line is clogged. 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. A central air system routes condensation through a u shaped trap located in the drain line just outside the air handler. Bleach and window units.

The condensation drip from the condenser is carried from the inside to the outside. This will kill any algae mold or mildew that has formed in the pipe. As indoor air circulates through the evaporator coil dust dirt and other airborne particles can be trapped by moisture.