2-4.INSTALLATION AND PREPARATION FOR USE (CONT)
b. Installing Complexing Kit Passaqewav - Type II, Class A and Class B (ISO Shelter to TEMPER) (Cont)
(c) For 4-step stairway:
Insert rear stairway support assembly (2) uprights into rear legs of stairway assembly (1). Insert locking pins
(3) through holes in stairway assembly rear legs and upper holes in stairway support assembly legs.
Insert middle riser assembly (5) upper risers into lower risers of stairway assembly (1) and insert locking pins.
Insert lower riser assembly (4) upper risers into lower risers of middle riser assembly (5) and insert locking
Place assembled 4-step stairway in passageway.