How To Unclog Ac Drain Pipe In House
It is the small, narrow pipe that typically has a slow drip of water trickling from it when the ac unit is on or has recently been on. In most cases, the ac drain line clog will occur farther down and you’ll need to do a little more work.
Watch This Video Before Using Roof Vents To Unclog Drains
To clear these clogs, you will need to suck them out with a wet/dry vac.

How to unclog ac drain pipe in house. I found that insulated tube outside my house at the outside unit, but there was no larger pipe for where the drain pipe leads. Because your ac plays such an important role in your households’ daily comfort, you’ll want to address a clogged ac pipe right away. It is smart to learn how to unclog an ac drain line before there is a serious problem.
The drain pipe from my ac unit is working fine, but at the floor it terminates into a larger pipe that another insulated tube runs as well. My a/c units drain into a pvc pipe that is tied in to the house’s plumbing. A clogged ac drain pipe can cause serious headaches for you as a homeowner, but it shouldn’t have to.
Find your ac drain line. But that drain line is pretty small, so it doesn’t take much for it to become clogged. When using a sewer rod, direct the rod through the pipe until you reach the obstruction.
This might clear any clogs located near the end of the drain line. While you can, of course, unclog outdoor drain and french drain pipes as needed, this is a good example of an ounce of prevention being worth a pound of cure. Have a person inside watch the sinks and commodes for overflow.
If you have the time and energy after boring through the clog, clean the sides of the pipe by attaching a finishing tool to the cable and running the full length of the cable down the drain. What your ac condensate drain line looks like. Locate your condensate drain line.
How to unclog an outside drainage pipe in some cases, figuring out how to unclog outdoor drain pipes is relatively easy, and you could save some money with a diy approach. This helps protect both you and your ac system. Turn off your air conditioner.
Once you locate the condensate drain outside of the home, you can then work to fix the clogged pipe. Start by pouring a pot of boiling water down your drain. Most ac drain lines are located outside, near the condenser unit.
If you can get on the roof safely with a garden hose, and you understand where the main plumbing vent pipe is (over the bathroom commode drain), you can run a hose pipe down that vent stack pipe and turn it on full blast to blow clogs through the main drainage pipe. Afterward, mix 1 cup (240 ml) of vinegar with 1 cup (240 ml) of boiling water. Pour a gentle cleaning solution down the drain line.
Turn the system off at the thermostat as well as at the breaker. Start by pouring a pot of boiling water down the drain. Be sure not to push the blockage further down the drain pipe.
Turn off your air conditioner. The water will flush the debris down the drain and rinse gunk off the cable as you Your drain line is a pvc pipe located near your outdoor unit and is attached to the wall of your house.
Your ac doesn’t just cool your home, it also controls humidity, condensing moisture in the air and shuttling it outdoors through a small pipe called a drain line tube. There are two methods to. You can unclog the pipe from inside, at the furnace, or outside, where the drain line ends.
Push the rod forward and pull it back to break up the clog. Wrap duct tape around the hose/drain line connection so the air can't escape out around the smaller drain line. Clean out your drain line with bleach in early springtime each year to kill mold and mildew and prevent future clogs.
This drain line carries moisture down and out of the house, and you may see it on the exterior of your home. Then use a hose to run water down the drain as you retrieve the cable. Work the auger or rod in both directions of the drain line — back towards the house and out from the house.
I traced the pipe through the attice and both units go into the large pvc pipe that goes down the wall and up out of the roof to the vent stack. Throw 1⁄2 cup (120 ml) of baking soda into the drain and wash it down with your solution. Push the stiff, thin brush into the end of the drain line.
Look for a white pvc pipe that’s located near your outdoor unit. After physically removing any visible debris from the ac drain or drain pipe opening, the most likely way the technician will clear the clogged drain is using suction from a shop vacuum or wet vac. Air conditioner drain line outside the house in the majority of ac installations, your condensate drain line will be located outside the house where your air conditioning unit is located.
If you do it outside, place the end of the hose of a wet/dry vacuum over the end of the drain line. You’ll know your ac drain line is clogged if you see water pooling in the pan underneath the unit inside your home. Locate your condensate drain line exit every central air conditioner has a condensate drain line that runs from the indoor air handler to the outside of the home.
Twist, push and pull the cable to break it up and unclog the drain. A clogged air conditioner drain line can cause serious problems if it is not fixed. Flush the piping with a mixture of vinegar and baking soda.
When everything is working properly, condensation runs down the drain line and exits outside your house. The drain pan will fill up with water, which will cause damage to your home if there are leaks in the drain pan or the emergency overflow is clogged as well. Insert chlorine tablets directly into the drain line if there’s no drain pan.
Using a gentle cleaning solution of warm water and soap or warm water and vinegar, carefully pour the solution into the drain pipe, stopping once it’s full. Identify the access point on the drain line. That’s the line that your air conditioner uses to get rid of all the humidity that it pulls from the air.
Alternatively, they might use a garden hose or plumbers snake to remove the clog. This line typically works fine, but it can get clogged from time to time. Find the drain lines running out of the indoor unit of your ac system.
Connect wet/dry vac to the end of the condensate.
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