How To Remove Toilet Flange Knockouts: A Step-by-step Guide
What To Know
- If the knockouts are made of metal, insert a flathead screwdriver into the knockout and pry it out.
- Place the chisel on the edge of the knockout and gently tap it with the hammer to loosen it.
- If the knockouts are stubborn, try applying penetrating oil around the edges and letting it soak in for a few minutes.
Toilet flange knockouts are essential components for securing a toilet to the floor. However, removing them can be a daunting task if you’re not familiar with the process. This comprehensive guide will provide you with step-by-step instructions on how to remove toilet flange knockouts efficiently and safely.
Understanding Toilet Flange Knockouts
Toilet flange knockouts are small circular or oval-shaped perforations in the flange that allow for the insertion of bolts or screws. These bolts anchor the toilet to the floor, ensuring stability and preventing movement.
Preparing for Removal
Before you begin, gather the necessary tools:
- Adjustable wrench or pliers
- Flathead screwdriver
- Hammer
- Chisel (optional)
Step-by-Step Removal Instructions
1. Turn Off Water Supply
Locate the water supply valve behind the toilet and turn it off to prevent water from leaking during the removal process.
2. Disconnect Water Supply Line
Using an adjustable wrench, disconnect the water supply line from the toilet’s fill valve.
3. Remove Toilet Tank
Unbolt the nuts that secure the toilet tank to the bowl and lift it off carefully.
4. Remove Toilet Bowl
Locate the bolts that secure the toilet bowl to the floor. Using an adjustable wrench, carefully loosen the bolts and remove them. Gently rock the toilet bowl back and forth to break it loose from the flange.
5. Remove Flange Knockouts
Option 1: Using an Adjustable Wrench or Pliers
If the knockouts are made of plastic, you can use an adjustable wrench or pliers to grip them and twist them out.
Option 2: Using a Flathead Screwdriver
If the knockouts are made of metal, insert a flathead screwdriver into the knockout and pry it out. Be careful not to damage the flange.
Option 3: Using a Hammer and Chisel
If the knockouts are stuck or rusted, you may need to use a hammer and chisel. Place the chisel on the edge of the knockout and gently tap it with the hammer to loosen it.
6. Clean the Flange
Once the knockouts are removed, use a damp cloth to clean the flange surface and remove any debris.
7. Reinstall the Toilet
Place the toilet bowl back on the flange and tighten the bolts securely. Reattach the toilet tank and reconnect the water supply line. Turn on the water supply and check for leaks.
Tips for Removing Stubborn Knockouts
- If the knockouts are stubborn, try applying penetrating oil around the edges and letting it soak in for a few minutes.
- If you’re using a chisel, be sure to wear safety glasses and gloves.
- If you damage the flange during the removal process, you may need to replace it.
Final Thoughts:
Removing toilet flange knockouts can be a straightforward task if you follow the steps outlined in this guide. By understanding the purpose of knockouts, preparing properly, and using the right tools, you can efficiently remove them and ensure a secure toilet installation.
Frequently Asked Questions
Q: What are the different types of toilet flange knockouts?
A: Knockouts can be made of plastic or metal, and they come in various shapes and sizes.
Q: Can I remove knockouts from a cast iron flange?
A: Yes, but it can be more challenging. You may need to use a chisel and hammer.
Q: What should I do if I accidentally damage the flange while removing knockouts?
A: If the damage is significant, you may need to replace the flange. Consult a professional plumber if necessary.
