SkyTrak 6036 Service Manual - Manual (Page 52)

Boom
3.12 Model 6036 Legacy
9. Without optional auxiliary hydraulics: At the front
of the outer boom, label and remove the attachment
tilt hoses (Fig. 3 -21, 1 and 2) from the tube
assemblies (3 and 4). Cap the hose ends.
10. With optional auxiliary hydraulics: Label and
remove the auxiliary hoses (Fig. 3-21, 5 and 6) from
the tube assemblies (7 and 8). Cap the hose ends.
Figure 3-21 Disconnect the Attachment Tilt and
Auxiliary Hydraulics Hoses
11. Pull the hoses out from between the intermediate
boom and the outer boom and out the rear of the
boom.
12. At the rear of the boom, remove the capscrew
(Fig. 3-22, 1) and lockwasher (2) holding the retract
chain sheave pin (3) to the mounting plate inside the
intermediate boom.
13. Remove the retract chain sheave pin (Fig. 3-22, 3)
from the mount and the retract chain sheave (4).
Remove the retract chain sheave from the
intermediate boom.
14. Inspect the bushings inside the sheave (Fig. 3-22, 4).
Replace the bushings if there are any signs of wear.
15. Inspect the pin (Fig. 3 -22, 3) for wear or damage.
Replace the pin if showing signs of wear.
Figure 3-22 Remove the Retract Chain Sheave
16. Support the front of the extend/retract cylinder
(Fig. 3-23, 1).
17. Remove the retaining ring (Fig. 3-23, 2) from one
side of the extend/retract cylinder rod end mounting
pin (3). Use a brass punch and a rawhide hammer to
remove the rod end pin from the mounting ears (4)
on the intermediate boom. Save the retaining ring.
18. Inspect the pin (Fig. 3-23, 3) for wear or damage.
Use fine emery cloth to fix minor nicks or corrosion.
If the pin is damaged, replace the pin. Save the
retaining ring.
Figure 3-23 Remove the Extend/Retract
Cylinder Rod End Pin
MA7420
3
2
4
1
5
8
7
3
4
6
7
8
MA6740
1
3
2
4
MA7430
1
2
3
4
4