The boom sections are not aligned.

Due to collisions or after longer periods of operation, the boom sections are no longer aligned straight relative to one another.

  1. Loosen the lock nut 2.
  2. Turn the setting screws 1 against the stops until the boom section is aligned with the centre segment of the boom.
  3. Tighten the lock nuts.
  4. Repeat the procedure for the other boom sections.