How to remove the Photos from your Public Profile
Go to MY >then Photos
Click on the left hand side "customize profile photos"
Remove the pics from the right side and save.
Return to your Home page
Go to MY > public profile and hover over any photos that remain and hide them. The box that has a "X" (says Hide) allowing you to remove it. Last one will not disappear, go back to your homepage and return. It'll be gone then.
This link also helps: