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Remove Old Tank Components — Remove the Old Fill Valve

Beginner

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How to Replace a Leaky Toilet Fill Valve: A Step-by-Step DIY Guide · Step 3 of 6

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In this video

With the tank removed, unscrew the large plastic nut on the underside that secures the flush valve. Remove the old flush valve assembly. Then, unscrew the nut holding the fill valve in place and remove it as well. Discard the old parts.

Goal: Remove old hardware

Used in this video

  • Pliers (Pliers_Type: Channel-Lock) · optionalAssisting in the removal of stubborn nuts.
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FAQs

How long does this project typically take, and is it truly suitable for a beginner?

Replacing a toilet fill valve usually takes 30-60 minutes for most DIYers. It's considered a beginner-level project because it primarily involves basic wrench use, simple removal and installation steps, and clear manufacturer instructions for the new valve.

What should I do if the new fill valve still leaks after installation?

If you notice a leak, first check all connections, ensuring they are hand-tight, then give them an additional quarter turn with the adjustable wrench. Make sure the rubber washer is correctly seated in the fill valve's tailpiece and at the supply line connection. Avoid over-tightening plastic components, which can cause cracking.

Do I need any special tools besides an adjustable wrench, or can I use a different type of wrench?

An adjustable wrench is highly recommended for its versatility, allowing you to loosen and tighten various sized nuts. While some large pliers might work, they can slip and potentially strip plastic nuts. A small bucket or towel is also essential to catch any residual water when disconnecting the supply line.

What are the most important safety precautions to take during this toilet repair project?

Always start by completely turning off the water supply valve behind the toilet to prevent flooding. Flush the toilet to empty as much water from the tank as possible, and then use a sponge to remove any remaining water. This ensures a dry and safe workspace.

Transcript
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And a message to all you haters who wish that I was out in a basement somewhere or a cross-base or an attic or just digging a trench Just know that I got off at 2.30 yesterday I went and got a manicure and then went out to the local long john silvers with the wife

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