brennenstuhl 1420440 Mode D'emploi page 20

5. Assembly / operation
5.2 Adjusting for the step or single ladder
Using the safety joints [B], the extending ladder is
converted into either a stepladder or single ladder.
The adjustable ladder parts [A-2] are first unlocked
and are locked again after the ladder has been brought
into the desired set-up position.
For adjusting one of the ladder parts, both of the
safety joints on opposite sides of the ladder have to be
activated.
Item no. 7512-xxx, 7516-xxx, 7520-xxx
1. Original position: the ladder is locked, and the stop
button [B-2] is in the
2. Pull up the lever [B-1], and the ladder is unlocked.
The stop button [B-2] is in the
The ladder part [A-2] can now be adjusted to the
desired position.
3. The ladder part [A-2] audibly clicks into place auto-
matically. The ladder is locked, and the stop button
[B-2] is in the position.
This procedure is repeated once again to bring it into
another set-up position.
5.3 Activating the
telescopic extension elements
The extending ladder's height can be changed using the
telescopic extension elements [A-1].
The telescopic extension elements [A-1] are unlocked
using the side locking clamps [C] and locked again
after the ladder has been set up in position.
20
position.
position.
5.2