How To Unclog Main Ac Drain Line

A clogged air conditioner drain line can cause serious problems if it is not fixed.

How to unclog main ac drain line. Find the condensate drain line and drain line access point. Over time your air conditioner hvac drain pipe gets clogged up and starts dripping because of the mold mildew and algae buil. The purpose of an air conditioner s drain line is to remove condensation that develops with the use of the ac unit s evaporator coils. Just pour a cup of bleach in the drain line s access opening near the indoor air conditioning unit.

Most but not all ac units will have an easy to locate access point to the drain line. One of the most common reasons for an ac to stop working is a clogged drain line. 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. How to unclog an ac drain.

This will kill any algae mold or mildew that has formed in the pipe. Every home ac system has a drain line that runs from the condenser coils inside the home to the exterior of the home or another drainage point. This might clear any clogs located near the end of the drain line. Over time mold and mildew can grow inside the drain line and cause.

Push the stiff thin brush into the end of the drain line. If the condensate drain line is clogged you will need to use a wet dry vacuum or a special pump to unclog the line. In most cases the ac drain line clog will occur farther down and you ll need to do a little more work. Look for an upside down or sideways t shape of pvc pipe with a removable cap.

Look for white pvc pipe around 3 4 inch 1 9 cm in diameter coming out of your ac system s indoor unit. Most ac drain lines are located outside near the condenser unit. How to unclog ac drain line. When everything is working properly condensation runs down the drain line and exits outside your house.

But that drain line is pretty small so it doesn t take much for it to become clogged. Today we show you how to unclog ac drain lines fast in 3 seconds flat and avoid the ac repairman bill. Step 3 unclog the drain line. Alternatively they might use a garden hose or plumbers snake to remove the clog.

Find your ac drain line. 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. When the drain line backs up it can trigger a sensor that turns off the hvac system until the line is cleared.