2-58. PREPARATION FOR INTERNAL AIR TRANSPORT (CONT)
Ensure area above cab is adequate before raising suspension. Failure
to comply may result in damage to equipment.
Do not operate vehicle off road without both air springs unpinned and
deflated. Failure to comply may result in damage to equipment.
(3) Turn SUSPENSION knob (1) to the LOWER position.
(4) Turn FUNCTION SELECT knob (2) to the TRUCK SUSPENSION position.
Use back-up hydraulic pump (para 2-41) if pressing PUMP knob does not
accomplish step (5).
(5) Press and hold PUMP knob (3) until two safety pins (4) can be removed from
compression cylinder (5).
Left and right side safety pins are removed from compression cylinders
the same way. Right side safety pins shown.
(6) Remove two safety pins (4) from compression cylinder (5).