Troubleshoot Leaking Delta Single Handle Faucet

My Bath Sink Single-Handle faucet leaks. This example is for a Delta Faucet Single Handle Bathroom Faucet. Identify the area that is leaking. Then, find the solutions to that area below. Note: The diagram below is a general representation of this faucet type showing common replacement parts. If you do not find the answer you need here, please use the Technical Document search to find maintenance instructions for your specific model. Solutions A.  Leaks from under the handle: Replace Ball Assembly (#1 in diagram — Continue reading →