Why is my condensate pan full of water?

The Drain Pipe Is Clogged



A clogged drain pipe is the most common cause of standing water in the drain pan. As air passes over the evaporator coils in your air conditioner, it cools down and loses some of its humidity. This humidity is left behind in the form of condensation on the coils.

How much water should drain from air conditioner condensate drain?





5 to 20 gallons

Final Thoughts. Your air conditioner should naturally drain water that was once humidity out of your home. On average, you can expect 5 to 20 gallons of condensate per day. If water is not draining, your climate may be too dry or your system is not functioning properly.

Is bleach or vinegar better for AC drain line?

We recommend using vinegar instead of a bleach solution because bleach can be harmful to your AC system if your drain line has copper tubing. Using vinegar will not damage your system. Spilling bleach can also ruin carpet or clothing, whereas vinegar will just leave a strong odor.

How do you pour vinegar in an AC drain line?

Pouring a cup of vinegar down your drain line each month is a great way to prevent clogs and blockages from occurring in the first place. Just remove the PVC cap on the top of the pipe and slowly pour the vinegar down. You can even pour another cup into your drain pan as an added preventive measure.

Should AC drain line be capped?





If the coil is on the negative side it will need a trap and needs to be capped. If you don’t cap the trap on the coil side. The primary line on the pan will suck air not allowing the water to drain while the system is running.

Should AC drip pan have water in it?

According to experts, small amounts of water in your AC drip pan are normal. When warm air passes over the cold coils, the water vapor condenses into water. This water will then travel down a small pipe into the drip pan.

How do you know if your AC drain line is clogged?

A clogged AC drain line symptoms include:

  1. Musty, moldy smell near your indoor unit or in air from the registers/vents.
  2. Standing water near the indoor unit.
  3. Water damage in areas near the indoor unit.
  4. AC system is not cooling your home.
  5. AC system shuts down or doesn’t turn on.


How do you clean a condensate drain pan?



If there is standing water in the drain pan, it needs to be removed. You cansoak up water with towels or use a shop vac. Suction out water using a wet dry vacuum until the pan is clear of condensate. Use vinegar or dish soap to clean the drain pan, removing mold, algae, dust, dirt, and other particles.

How do I unclog my AC drain pipe with a shop vac?

Quote from the video:
Quote from Youtube video: And then connect it to your drain line and turn your vacuum on for three minutes 10 sec you typically. Once that's run for three minutes you're going to take the pipe. Off.