And when this happens you ll soon be able to see and smell sewage coming up from floor drains.
Clogged main drain pipe.
Find a clean out plug located on a large drain pipe in areas such as your basement crawl space garage or near the foundation of your house.
If your main sewer line is clogged all the sewage and waste water sitting in the pipes have nowhere to escape.
Stand clear as you remove the plug and as you work on the clog.
How to unclog a main sewer line without a snake method 1 of 3.
Waste water may drain out when you open the cleanout and when you break the clog.
Preparing to unclog the line.
Determine the cause or source of the clog if possible.
Unless you have a.
These will protect your eyes and skin.
Symptoms of a main sewer drain clog.
Most large drain cleaners will also have a cable length of 100 feet 30 m which should be long enough to reach any clog.
Water backs up in shower when toilet flushes.
Put on protective glasses and rubber gloves.
To unclog a main drain you ll need a drain cleaner or sewer snake with a 5 8 3 4 in 1 6 1 9 cm diameter cable.
Step 3 unclog the drain line.
Alternatively they might use a garden hose or plumbers snake to remove the clog.
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.
Which means eventually the sewage will force its way into a secondary drain.
Remove the plug with an adjustable wrench.