26 | EN
OBO Bettermann
Mounting vertical ladders up to a max storey height of 7 0 m
6 3 3
Mounting the ladder rails with lengthwise profiles
1. Draw the drill holes on at spacing y – x – y, in front of and behind the
ceiling openings.
x = vertical ladder width
–
150 mm, y = 100 mm.
2. Using a linear laser, transfer the position of the drill holes to the floor.
3. Pre-drill the drill holes. Ø according to anchor type and approval.
Fig 30:
max. 7,0 m
x
y
y
Mounting lengthwise profiles
4. Mount the U support at a 90° angle to the vertical ladder, each with 2
M12 anchors.
Fig 31:
Mounting head plates
5. Run the first threaded rod through the lower U support and screw on
the M12 nut and M12 washer.
6. Run the threaded rod through the lower side of the upper U support
and screw tight from above using an M12 washer and M12 nut.
