The homeowner complaint is that the kitchen faucet is making a knocking noise and the sprayer is leaking We found that when the hot side of the faucet is used there is a knocking noise and it is only happening at the kitchen faucet We found that the sprayer is leaking from the threaded connection I unscrewed the sprayer head to check the o ring and when I put it back together both issues stopped We tightened the sprayer head down and tested with no mor leaks or noises Job completed Authorization 115rmpi Complementary estimates are built and ready to send