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Disconnect and Remove the Tank — Removing the Existing Toilet Tank

Beginner4 hours

Part of project

Toilet Installation Guide: Mastering Bathroom Plumbing with Diagrams · Step 2 of 7

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In this video

Place a towel on the floor to catch any drips. Use an adjustable wrench to disconnect the water supply line from the bottom of the fill valve. Next, locate the two tank bolts underneath the bowl and use a wrench to loosen and remove the nuts. Once the bolts are loose, carefully lift the tank straight up and off the toilet bowl. Place the tank on a protected surface, such as a towel laid over the toilet seat.

Goal: Detach the toilet tank from the bowl

  • The porcelain tank can be heavy and is very fragile. Handle it with care to avoid dropping or cracking it.

Used in this video

  • Adjustable Wrench (Tool Type: Hand Tools, Wrench Type: Adjustable wrench)Loosening the water supply line nut and the tank bolt nuts.
  • Towel (Material: Fabric)Protecting the floor from water and providing a soft surface to place the tank on.
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FAQs

What essential tools do I absolutely need for a successful toilet installation?

You'll definitely need adjustable wrenches, like the 12-inch crescent wrench mentioned, for tightening nuts and supply lines. A putty knife is crucial for scraping off old wax, and a sponge along with a bucket will help manage any residual water during removal. Don't forget towels for spills!

What are the critical safety steps I should take before and during toilet removal and installation?

Always shut off the water supply completely and flush the toilet until both the tank and bowl are empty to prevent water damage. When lifting the old or new toilet, bend with your knees and use proper lifting techniques, or have assistance, as toilets are heavy and awkward to maneuver.

How can I ensure a leak-free seal when installing the new wax ring and toilet bowl?

Place the new wax ring precisely onto the toilet flange, ensuring it's perfectly centered over the drain opening. When lowering the toilet bowl, aim directly down onto the ring without twisting or rocking, which can break the seal. Tighten the mounting bolts evenly and gradually, alternating sides, to compress the wax uniformly.

Is installing a toilet suitable for a beginner, and what's a realistic time estimate?

Yes, toilet installation is considered a beginner-friendly DIY project, but it requires careful attention to detail. While the estimated time is 4 hours, a beginner might take a bit longer, so plan for 4-6 hours to account for preparation, unexpected issues, and the learning curve.