If there are leaks, find the cause. Most likely, you damaged the seal and it needs to be replaced with a new one. As you can see, replacing an old kitchen faucet with a new one is a simple procedure. The main thing is to follow the instructions and use high-quality plumbing materials. https://hallbook.com.br/blogs/498400/The-Ultimate-Guide-to-Choosing-Flush-Tanks-with-Seat-Covers