If lift-hook (10) fails to engage the hook-bar (8):
Release the joystick (1).
Set the transmission range selector (7) to Drive (D), release service
brake pedal (9) and move truck forward to clear flatrack.
Move the joystick (1) to UNLOAD until lift-hook (10) is below level
of hook-bar (8).
Repeat Steps (6) through (9).
When correctly engaged, set the transmission range selector (7) to
Neutral (N) and release service brake pedal (9).