SkyTrak 8042 Service Manual - Manual (Page 78)

3.17 Model 8042, 10042, 10054 Legacy Rev. 03/04
Boom
13. At the rear right side of the outer boom, label and
remove the extend tube (23) and retract tube (24)
from the bulkhead fittings (25). Plug the tube ends
and cap the bulkhead fittings.
14. Remove the extend tube (23) and retract tube (24)
from the 90° elbow fittings (26) on the rear of the
Extend/Retract cylinder (27). Plug the tube ends and
cap the 90° elbows.
15. Without auxiliary hydraulics: Label the
Attachment Tilt tube assemblies located under the
boom. Remove the capscrews (28) holding the tube
clamps (29), clamp covers (30) and Attachment Tilt
tubes (31) to the underside of the outer boom. Save the
capscrews, clamps and clamp covers. Remove the
tubes from the boom.
16. Inspect the tubes (31) for kinks or crushed areas. If
any kinks or crushed areas exist, replace the
damaged tube or tubes.
17. Without auxiliary hydraulics: Label the auxiliary
tube assemblies (32) located under the Attachment
Tilt tubes (33). Remove the capscrews (34) holding
the tube clamps (35) and clamp covers (36) to the
Attachment Tilt tube clamp stacking bolt (37) under
the outer boom. Save the capscrews, clamps and
clamp covers. Remove the tubes from the boom.
18. Label the Attachment Tilt tube assemblies (33) located
under the boom. Remove the stacking bolts (37)
holding the tube clamps (38), locking plates (39) and
Attachment Tilt tubes (33) to the underside of the
outer boom. Save the stacking bolts, clamps and
locking plates. Remove the tubes from the boom.
19. Inspect all tubes (32 and 33) for kinks or crushed
areas. If any kinks or crushed areas exist, replace
the damaged tube or tubes.
MH1150
20
17
18
19
20
21
22
MH1160
23
24
23 24
25
26
27
MH1180
28
29
30
31
MH1190
32
33
34
35
36
37
38
39