DAMAGE TO THE SET SCREWS ST015
- Stripped from over tightening.
- Corroded. Check to see if you are using hardened set-screws. This type is normally supplied with most cartridge seals and can corrode easily.
- Rounded Allen Head. Alan wrenches wear rapidly. They are an expendable tool.
- The set screws have become loose.
- Sleeve too hard. They are not biting in.
- Sleeve too soft. They set screws are vibrating loose.