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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
  1. 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.
  2. 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.
  3. Unscrew the lock nut using a hook spanner.
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