10
TO ATTACh AN OpTIONAl
4
Th sTep AddITION TO A
3-
sTep rIser
1. If the riser has a Back Rail installed, remove it before attaching the 4th step.
2. Open both locking clamps on the 4th step.
3. Position the 4th steps brace
brackets to the right side
(viewed from the rear) of the
risers leg assemblies. On the
right side, place the bracket
between the leg and the
positioning wheel.
4. Lean the 4th step to the left,
and slip its leg support brackets
over the riser leg assemblies.
5. Push the locking clamps down
so that they cover both leg
assemblies on the riser.
!
wArNINg
Riser is unsafe
unless both clamps
are fully locked.