## Replacing a Drain from the Bottom of a Kitchen Sink
Replacing a drain from the bottom of a kitchen sink is a relatively simple task that can be completed in a few hours. With the right tools and materials, you can save yourself the cost of hiring a plumber.
### Tools and Materials
* New drain assembly
* Adjustable wrench
* Plumbers putty
* Utility knife
* Rags
* Bucket
### Step-by-Step Instructions
**1. Turn off the water supply.** Locate the shutoff valves under the sink and turn them clockwise to turn off the water.
**2. Disconnect the old drain.** Place a bucket under the sink to catch any water. Use an adjustable wrench to loosen the nuts that hold the old drain assembly in place. Carefully remove the old drain assembly.
**3. Clean the drain hole.** Use a rag to remove any old plumbers putty or debris from the drain hole.
**4. Apply plumbers putty.** Roll a small ball of plumbers putty between your fingers to soften it. Place the putty around the base of the new drain assembly.
**5. Install the new drain.** Insert the new drain assembly into the drain hole. Tighten the nuts by hand until they are snug. Use the adjustable wrench to tighten the nuts further, but do not overtighten.
**6. Reconnect the drain.** Connect the drain to the P-trap. Tighten the slip nuts by hand until they are snug. Use the adjustable wrench to tighten the nuts further, but do not overtighten.
**7. Turn on the water supply.** Slowly open the shutoff valves to turn on the water. Check for leaks around the drain. If there are any leaks, tighten the nuts further.
### Troubleshooting Tips
* **If the drain is leaking around the base**, you may need to apply more plumbers putty.
* **If the drain is leaking from the P-trap**, you may need to replace the P-trap.
* **If the drain is clogged**, you can try using a plunger or drain snake to clear the clog.
### Safety Tips
* Wear gloves and safety glasses when working with plumbing.
* Do not overtighten the nuts, as this can damage the drain or the sink.
* If you are not comfortable working with plumbing, it is best to hire a plumber.
## Additional Tips
* If you are replacing a garbage disposal, you may need to purchase a special drain assembly that is designed to accommodate the disposal.
* If you are installing a new sink, you may need to purchase a new drain assembly that is the correct size for the sink.
* You can find drain assemblies at most hardware stores and home improvement centers.
## Conclusion
Replacing a drain from the bottom of a kitchen sink is a relatively simple task that can be completed in a few hours. With the right tools and materials, you can save yourself the cost of hiring a plumber. However, if you are not comfortable working with plumbing, it is best to hire a plumber.