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Shut Off Water and Drain Toilet Tank — Prepare Your Toilet for Repair

Beginner2 hours

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Fix Toilet Flush: Troubleshooting & Repair Guide · Step 1 of 3

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In this video

First, locate the water supply valve behind the toilet and turn it clockwise to shut off the water. Then, flush the toilet and hold the flush lever down for 10-15 seconds to drain as much water as possible from the tank. Use a large, absorbent sponge to mop up any remaining water from the bottom of the tank.

Goal: Prepare the toilet for disassembly by stopping the water flow and emptying the tank.

Used in this video

  • Sponge (Sponge Absorbency/Size: Highly absorbent sponge for wiping)Mopping up excess water from the toilet tank.
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FAQs

Do I need specific tools like the HDX 6-in-1 Screwdriver, or can I use basic household tools for this repair?

While a basic screwdriver set (Phillips and flathead) and adjustable pliers will likely suffice for most adjustments, the HDX 6-in-1 offers versatility for various screw types. Sponges are crucial for managing spills and emptying the tank effectively. Ensure you have at least these essentials on hand.

What are the most critical safety precautions I should take before starting this toilet repair project?

The most critical step is to completely shut off the water supply to the toilet using the valve behind or underneath it, then flush to empty the tank and bowl. This prevents accidental flooding and makes the repair process much cleaner and safer. Also, consider wearing gloves for hygiene, as toilets can harbor bacteria.

Is the 2-hour estimated time realistic for someone new to toilet repair, and what's the typical cost for replacement parts?

For a beginner, the 2-hour estimate is achievable, but allow some extra time for learning and unexpected issues. The suggested Fluidmaster flapper and fill valve typically cost around $10-$20 and $15-$25 respectively. This DIY approach is significantly more cost-effective than hiring a professional, often saving you over $100.

My toilet still runs after replacing the flapper and adjusting the chain. What's a common mistake I might have made or what should I check next?

A common mistake is incorrect flapper chain length; if too long, it won't seal, if too short, it won't lift fully. Ensure the chain has just a small amount of slack when the flapper is closed. Also, verify that the new flapper is seated perfectly flat against the flush valve opening to create a complete, watertight seal.

Transcript
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Turn off the water supply, flush and hold the lever down for 10 to 15 seconds to allow the tank to completely empty. Mop up the excess water in the bottom of the tank with the sponge. Remove the water supply from the fill valve by turning this nut on the underside of the tank counter clockwise.

Auto-generated transcript. May contain errors.