If the faucet drips from the end of the spout, replace the seats and springs. Pro tip: If water leaks from around the ball stem, use the spanner tool to tighten the adjusting ring until the leak ...

Give the hose a quick inspection, then examine the connection under the faucet. If you find a leak at the crimp, replace the hose. If the leak is coming from the stem connection, try to tighten it.