## How to Disconnect Plumbing from Kitchen Sink
Disconnecting the plumbing from a kitchen sink is a relatively simple task that can be completed in a few hours. By following these step-by-step instructions, you can safely remove the sink and its associated plumbing.
### Safety Precautions
Before you begin, it is important to take the following safety precautions:
– Turn off the water supply to the sink. This is typically done by closing the shut-off valves located under the sink.
– Open the faucet to release any residual water pressure.
– Gather the necessary tools and materials.
### Tools and Materials
– Adjustable wrench
– Basin wrench
– Channel locks
– Bucket
– Rags
– Plumber’s putty
– New sink drain assembly (optional)
### Step-by-Step Instructions
1. **Remove the drain stopper.** Use a screwdriver or pliers to unscrew the drain stopper from the drain assembly.
2. **Disconnect the water supply lines.** Use an adjustable wrench to loosen the nuts that connect the water supply lines to the faucet. Be careful not to overtighten the nuts, as this can damage the lines.
3. **Disconnect the drain pipe.** Use a basin wrench to loosen the nuts that connect the drain pipe to the drain assembly. Be careful not to overtighten the nuts, as this can damage the pipe.
4. **Remove the sink.** Once the water supply lines and drain pipe are disconnected, you can remove the sink. Gently lift the sink up and out of the cabinet. Be careful not to damage the countertop or cabinet.
5. **Clean the sink and countertop.** Use a damp cloth to clean the sink and countertop. Remove any old plumber’s putty or sealant from the sink flange.
6. **Apply plumber’s putty.** Roll a rope of plumber’s putty around the sink flange. This will help to create a watertight seal between the sink and the countertop.
7. **Install the sink.** Carefully lower the sink into the cabinet. Make sure that the sink flange is properly seated on the countertop.
8. **Tighten the mounting nuts.** Use a wrench to tighten the nuts that secure the sink to the countertop. Be careful not to overtighten the nuts, as this can damage the sink.
9. **Reconnect the water supply lines.** Use an adjustable wrench to tighten the nuts that connect the water supply lines to the faucet. Be careful not to overtighten the nuts, as this can damage the lines.
10. **Reconnect the drain pipe.** Use a basin wrench to tighten the nuts that connect the drain pipe to the drain assembly. Be careful not to overtighten the nuts, as this can damage the pipe.
11. **Test the sink.** Turn on the water supply and check for leaks. If there are any leaks, tighten the nuts or adjust the plumber’s putty until the leaks stop.
### Troubleshooting
If you encounter any problems while disconnecting the plumbing from your kitchen sink, here are a few troubleshooting tips:
– **Leaking water supply lines:** If the water supply lines are leaking, tighten the nuts that connect the lines to the faucet. If the leaks persist, replace the washers in the nuts.
– **Leaking drain pipe:** If the drain pipe is leaking, tighten the nuts that connect the pipe to the drain assembly. If the leaks persist, replace the washer in the nut.
– **Sink won’t drain:** If the sink won’t drain, remove the drain stopper and check for any obstructions. If there are no obstructions, use a plunger to clear the drain.
### Conclusion
Disconnecting the plumbing from a kitchen sink is a relatively simple task that can be completed in a few hours. By following these step-by-step instructions, you can safely remove the sink and its associated plumbing.