Installation and removal
KMK and KMFE lock nuts are easy to install. Each nut is provided with four equally spaced slots around its circumference to accommodate a hook spanner. The designations of the appropriate spanners are listed in the
- To remove the lock nut, loosen the grub screw. Even when the grub screw is removed, the lock nut will generate a limited locking torque.
- In order to completely release the locking system and facilitate the reuse of the lock nut, tap the areas near the grub screw with a hammer and soft bar. Do not damage the threaded bores for the grub screw.
- Unscrew the lock nut using a hook spanner.