ATTACHMENTS
5540F/YB5515 OPERATOR’S MANUAL
5-2
Published 10-21-2011, Control # 055-03
Installing the Hoist Block
1.
Remove the three pins from the hoist block assembly.
See Figure 5-2.
2.
Thread the wire rope through the hoist block so it is
under the hoist block sheave.
3.
Install three pins to the hook block assembly.
4.
Attach the wire rope wedge assembly to boom head.
5.
Lift the hoist block off of the ground. Be sure the wire
rope is engaged in the sheave grooves in the boom
head, and hoist block.
FOURTH BOOM SECTION
The fourth boom section is an optional feature on this crane.
Use the following procedure to extend and retract the fourth
boom section.
Extending the Fourth Boom Section
1.
Extend the outriggers.
2.
Lower the boom to its horizontal position.
3.
Completely retract the boom.
4.
On the left side of the boom, remove pin “A” (Figure 5-3)
from hole “D” by first removing the snapper pin retaining
pin “A” and then the pin.
5.
Hook the handle of pin “A” in hole “B”.
6.
Fully extend the fourth boom section (Figure 5-4), by
actuating the telescope control lever in the cab.
7.
Retract the telescope cylinder (Figure 5-5) The fourth
section will remain in the extended position.
8.
Unhook the handle of the pin “A” from hole “B”
(Figure 5-4).
9.
Install pin “A” into holes “D” and “E” (Figure 5-5). Install
the snapper pin to retain pin “A”.
FIGURE 5-2
p1624
Remove Pins
Hook Assembly
a1850
FIGURE 5-3
Reference Only
