Jib Crane For Scaffolding; General Checks Before Installation - Tractel altotir Manual De Empleo Y De Mantenimiento

has more than 10 broken wires along a
length of 200mm should be eliminated.
Standard ISO 4309 (Lifting devices for
suspended loads – Wire ropes – Servicing,
maintenance, installation, inspection and
removal).
• Measure as indicated (Fig. 7).
Do not expose the wire rope to temperatures
exceeding 100°C or to aggression by
mechanical or chemical agents.
At one end, the wire rope of the altotir™
winch is equipped with a hook with safety
latch mounted on a wire rope loop equipped
with a thimble and a swaged sleeve. At this
end, it is also equipped with a limit stop
located between two specific sleeves. The
other end is fastened to the drum by a wedge
socket system (Fig. 14).
Check regularly that there are no signs of
damage where the wire rope is fastened to
the drum and to the lifting hook.
If any damage is observed, immediately
replace the complete wire rope.
6 Additional accessories
Optionally, Tractel ® can also supply:
• A jib crane for mounting on scaffolding
(Fig. 8).
• An adjustable limit stop (Fig. 9).

6.1 Jib crane for scaffolding

This jib crane is particularly suited for use of
the altotir™ winch with tubular scaffolding of
diameter 49mm.
The jib crane is secured to a vertical tube of
the scaffolding and the altotir™ winch is
anchored to the anchoring tube (Fig. 8,
item 11).
The jib crane for scaffolding is shown in
figure 8.
Composition:
1) Male pivot clamp fastening nuts
2) Washers under male pivot clamp
fastening nuts
3) Male pivot clamp
4) Male pivot
5) Washer enabling sliding of female pivot
on male pivot
6) Locking pin securing male pivot on
female pivot
7) Locking screw securing male pivot and
clamp on scaffolding tube
8) Jib crane
9) Female pivot
10) Nut and locknut for adjustment and
locking of female pivot on jib crane
11) Anchoring tube
6.2 Adjustable limit stop
The adjustable limit stop is specially
designed to limit the load lifting height.
The adjustable limit stop is shown in
Figure 9.
Composition:
1) Adjustable limit stop plate
2) Wire rope clamp
3) Clamping screw
4) Hex key to tighten screws
7 Setup, installation

7.1 General checks before installation

These checks are applicable to all the winch
utilization configurations described in this
manual.
7.1.1 Host structure checks
• The mechanical strength of the host
structure to which the altotir™ winch will
be anchored, and the strength of the
pulleys, must be compatible with the
WLL of the winch, with its own weight
added.
11
GB