Layher ZIFA Aufbau- Und Verwendungsanleitung Seite 52

During assembly and dismantling, system decks or scaffolding
planks according to DIN 4420-3 (minimum dimensions 28 x 4.5 x
220 cm) must be installed as auxiliary decks at maximum height
intervals of 2.0 m. These auxiliary decks provide a safe footing
for assembly and dismantling, and must be removed again after
assembly. Each platform must be completely boarded.
2. Fasten a diagonal brace
tower and to the second rung from below of the second basic tower.
3. Snap in the access deck
tom of the second basic tower, then ascend and provide the regulation
side protection by installing three guardrails 16.
4. Open the third basic tower
folding part. Attach it at an angle of 180° to the second basic tower.
Secure the joints with spring clips 15.
5. Fasten the diagonal brace
second basic tower and to the third rung from above of the third basic
tower, opposite to the first diagonal brace.
6. Install two guardrails 16
as bracing.
7. Open the fourth basic tower
folding part. Attach it at an angle of 180° to the third basic tower.
Secure the joints with spring clips 15.
8. Fasten a diagonal brace
tower and to the second rung from below of the fourth basic tower,
opposite to the second diagonal brace.
9. Snap in the access deck
the upper basic tower.
10. To complete the working platform, install 3 guardrails 16, toe
boards 25 and end toe boards 26.
20
19 to the bottom rung of the first basic
24 at the second cross-rung from the bot-
9 and firmly snap in the joint in the
19 to the third rung from below of the
to the top rung of the second basic tower
9 and firmly snap in the joint in the
19 to the bottom rung of the third basic
24 at the second cross-rung from below of
Completing the working platform
All tower models
1. To complete the working platform, attach toe boards with claw
and end toe boards 26.
If an intermediate platform is also to be used for working, toe
boards must be attached here too.
Operating the castors
During assembly, dismantling and while
working, the castors must be kept locked
by pressing down the brake lever labelled
STOP.
When the brake is locked, the lever
labelled STOP is in the down position.
For movement, the castors are unlocked
by pulling the lever up.
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