2-4. INSTALLATION AND PREPARATION FOR USE (CONT)
b. Installing Complexing Kit Passageway - Type II, Class A and Class B (ISO Shelter to TEMPER) (Cont)
For Type II, Class B, determine the number of steps required, assemble and place stairway inside
Complexing Kit Passageway using the following steps.
(a) For 2-step stairway, place 2-step stairway (1) in passageway. Store remainder of stairway components.
(b) To assemble 3-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 lower holes in stairway support assembly legs.
Insert lower riser assembly (4) legs into front risers of stairway assembly and insert locking pins.
Place assembled 3-step stairway in passageway and store stairway's middle rear assembly.