Once you’ve skimmed the top of the pool and removed all the gunk you find, you can take the pool drain plugs out. Old pools often have lines deleted so are you sure this line used to work? Maintaining a clean and unobstructed main pool drain is essential to the prevention of debris buildup and potentially harmful algae in your swimming pool. So after cleaning the pump strainer basket, repriming, and starting the pump again, I set my three-way valve to skimmer-only. I wanted to share our success with a lo-tech method for blowing out our main drain. Best way to unclog any pool drain, skimmer, wall, main drain is..... with a plunger. Some pools have … The main drain is usually not a direct suction line as this is an entrapment hazard. The distance from the booster pump riser to the outlet in the pool is approximately 25'. We've already seen that the water in a swimming pool needs to circulate through a filtering system, to remove dirt and debris. Start by carefully loosening any debris that could be close to the strainer basket. Unclog the Main Household Drain A clog in your plumbing often affects a single sink, tub, shower or toilet, but if more than one fixture is backed up, you may need to clean out the main drain … The sewer main drain is a crucial part of a home’s plumbing system. Drano® Alternative: I have tried to become more eco-friendly over the last few years. The main pool drain serves as the primary site of all drainage for a swimming pool of any size. Since my main drain line was not clogged (just the pool-vac line), I switched the jandy valve fully to the main drain line, so the vacuum line was totally shut off. If you believe that the clog could be close to the strainer basket , gently clean the nearby section of drain using a hand held drum auger . It won't vacuum or skim much of anything. You will have to find the main supply and then turn it off there. We were able to blow out the returns and skimmer by attaching our shop vac to the lines without any problem. How to Unclog a Drain with Baking Soda. Most large drain cleaners will also have a cable length of 100 feet (30 … That includes attempting alternative solutions to my clogged drain problems. Unfortunately, since it is not visible, the main drain is also something most people don’t know much about.