Symptoms of a main sewer drain clog.
Clogged main drain pipe.
Stand clear as you remove the plug and as you work on the clog.
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.
Water backs up in shower when toilet flushes.
Remove the plug with an adjustable wrench.
How to unclog a main sewer line without a snake method 1 of 3.
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.
If the main sewer drain is clogged it can eventually back up all of the drains in the house which is why such a clog can be so serious.
Step 3 unclog the drain line.
These will protect your eyes and skin.
Using a power washer.
And when this happens you ll soon be able to see and smell sewage coming up from floor drains.
Preparing to unclog the line.
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.
Put on protective glasses and rubber gloves.
Most large drain cleaners will also have a cable length of 100 feet 30 m which should be long enough to reach any clog.
Determine the cause or source of the clog if possible.
At the very least a clogged main sewer drain pipe may cause wastewater and raw sewage to back up through a floor drain into the basement or floor of an hour home.
Alternatively they might use a garden hose or plumbers snake to remove the clog.
Which means eventually the sewage will force its way into a secondary drain.