You should always turn off your hvac before you clean it.
Cleaning out clogged ac drain line.
Remove the paper or cloth filter.
Turn off the power to your hvac unit.
Turn off your ac unit at the thermostat and at the breaker.
This will kill any algae mold or mildew that has formed in the pipe.
Regularly cleaning your drain line can help your equipment run more efficiently.
Step 2 check the drain pan.
Locate where the drain line exits your house and make sure it isn t clogged by an insect nest or something obvious.
Most ac drain lines are located outside near the condenser unit.
Push the stiff thin brush into 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 hvac system off.
If the clog is severe start with method 2.
The exit point of the drain line is usually located outside your.
Here s what you do.
Turn off the ac unit at the thermostat first.
Step 3 unclog the drain line.
Find your ac drain line.
Method 1 for small blockages in the ac drain line.
Watch this video to find out more.
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.
When your hvac services professional arrives to check your clogged ac.
How to unclog an ac drain line step 1 power off the air conditioning unit.
There are two methods to clean out your air conditioning drain line.
Turn off the power to your ac unit before you clean it.
Vacuuming out clogged ac drain lines 1.