11. Pass through the platform by lifting
the trapdoor of the platform with the
trapdoor you placed on top and sit at
the corner. Fix the horizontal security
connections of the guardrail. Make
sure the aluminum cast clamps are sa-
fely seated and locked. (Diagram 13)
12. Place the platform you assembled on
top to the corner by getting into the
lower platform. Remove the platform
without trapdoor on the 2nd floor on
which you are standing and carry it
near this platform. (Diagram 14)
13
14
14
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