Diy condensate drain line maintenance hvac talk heating air refrigeration fixing your clogged ac drain pipe a c drain pipe leaking in attic how to unclog an ac drain line in attic 10 show to clean a clogged ac condensate drain linea c drain pipe leaking in attic doityourself munity forumsattic air conditioner drip pan read more.
Clean ac drain line in attic.
You will need these items to clean your a c condensate drain.
Use the suction hose of a wet dry vac to suck the clog out.
Remove the cap from the condensate drain line.
The exit point is usually but not always near the condenser unit.
As they dehumidify they remove moisture from the air and drain it through a condensate drain.
If it is designed properly there will be a clean out hole that you can open to expose the drain.
Just pour a cup of bleach in the drain line s access opening near the indoor air conditioning unit.
Over time this drain can become clogged with dirt and debris and needs to be cleaned.
It s possible that you may not have an outdoor exit point at all.
Clean out the drain pan as best you can.
This will kill any algae mold or mildew that has formed in the pipe.
Turn off your ac unit at the thermostat and at the breaker.
One of the most efficient ways to clean your ac drain line is by flushing it with vinegar.
Watch this video to find out more.
1 cup of vinegar.
If it is so far gone that it is really stubborn.
Locate where the drain line exits your house and make sure it isn t clogged by an insect nest or something obvious.
How to clean an ac drain line with vinegar in 5 steps.
Fix the hose attachment to the wet dry vac s hose and position it into or flush with the end of the drain line.
1 cup of warm water optional funnel optional.
Turn off the power to your hvac system at the thermostat and at the breaker.
If the condensate drain line is clogged you will need to use a wet dry vacuum or a special pump to unclog the line.
If you have an indoor air handler in your attic or utility closet you ll need to find the condensate pan.
Then use duct tape to seal the gap between the hose and the drain line.
How to clean your air conditioner drain.
Pour a gallon of water slowly into the overflow pan under the air handler and observe the water level in the pan to verify that water drains freely into the secondary drain line.
Pour a mixture of hot water and bleach into the hole.