Turn off your air conditioner.
How to clean ac drain line in attic.
Turn off the power to your hvac system at the thermostat and at the breaker.
Locate the drain line.
Remove the cap from the condensate drain line.
Locate where the drain line exits your house and make sure it isn t clogged by an insect nest or something obvious.
Then use duct tape to seal the gap between the hose and the drain line.
Watch this video to find out more.
Here s what you do.
Your ac drain line is a white t shaped pvc tube that s generally located inside a.
Use the suction hose of a wet dry vac to suck the clog out.
If you have an indoor air handler in your attic or utility closet you ll need to find the condensate pan.
This will kill any algae mold or mildew that has formed in the pipe.
How to clean your air conditioner drain 1.
Over time your air conditioner hvac drain pipe gets clogged up and starts dripping because of the mold mildew and algae buil.
If the condensate drain line is clogged you will need to use a wet dry vacuum or a special pumpto unclog the line.
If that doesn t solve the problem locate the drain line access point near your indoor air.
If you see standing water in the drain pan your drain.
By pouring a cup of vinegar into your ac s drain line you will kill any mold algae mildew and other forms of bacteria or fungi preventing it from forming a buildup and causing a clog.
Before doing any work turn off your ac system at the thermostat and the breaker.
Fix the hose attachment to the wet dry vac s hose and position it into or flush with the end of the drain line.
Just pour a cup of bleach in the drain line s access opening near the indoor air conditioning unit.
Turn off your ac unit at the thermostat and at the breaker.
There should be a white.