This depends on how and where its leaking, the question needs to
be more specific. try the link below
The mens room at our office building has a leaky faucet. Where can we information online on how to fix a leaky faucet?
You can fix a leaky faucet.
A leaky Moen faucet can be fixed by replacing the defective O-rings. These are found throughout the faucet and allow water to escape.
You dismantle it and replace the seal.
I have a leaky kitchen faucet that I'd like to try to fix by myself. What tools do I need in order to do the repair?
A leaky bathtub faucet can be fixed by replacing the worn O-rings. As the faucet is used, the O-rings begin to break down and allow water to slip past.
This is a website that helps you fix the faucet. www.ehow.com/video_15854_fix-leaky-faucet.html You can also go to this website. http://home.howstuffworks.com/home-improvement/plumbing/how-to-do-faucet-repairs.htm
Take it apart and replace the main seal.
leaky or leaking as in leaky faucet or leaking faucet.
My kitchen faucet has been leaky for the last few weeks. I've tried to turn the knobs as far as I can to no avail. How can I find out what is wrong with the pipes, and how can I fix it myself?
That is nearly 2 gallons an hour - time to fix that faucet
The most obvious step to fixing a leaky faucet is to turn off the water supply to the sink. That being said, another "first step" would be to know exactly what type of faucet is to be repaired.
Get a Delta shower parts replacement kit from Hardware or Plumbing store and rebuild the faucet. Must get the right kit for the exact faucet.
A loose bolt or screw is the most common cause for a leaky faucet
You need the seals or a seal kit. When apart, take the faucet stem to the store and choose parts. There are many and it's confusing if you are not familiar.