24
Now place the four (large or small)
stabilizers:
15: Place the upper coupler under the 6
th
or
7
th
rung at the small leg, 9
th
or 10
th
rung
at the large leg;
16: Put the foot on the ground with
observance of the designated basic form
(see 4.4);
17: Make sure that the lower coupler falls
between two rungs;
18: Rotate the stabilizer in such a way that
the designated basic form (see
4.4) is maintained;
19: Tighten the lower coupler
by hand on the upright and slide the
coupler upwards over the upright so
that the leg is slightly tensioned and
slightly tighten both couplers;
20: Climb to the 3 m. 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;
15/19
18
15/17/19
16
21
24
22
23
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