36
20: Climb to the 3m. level through the
hatch; sit down in the hatch and mount
two knee rails on the 2
nd
rung and in the
hooks of the Mobile Guardrails and
move them slightly inwards.
21: Now you are allowed to stand on the
platform where you put horizontal
braces on the uprights just above the 2
nd
and 4
th
rung.
22: Place both 8-rung frames;
23: Place locking pins between the
frames themselves;
24: Move the two Mobile Guards frames
to the upper rung;
25: Place two diagonals;
22
23
24
25
21