Lull 6K Service Manual - Manual (Page 388)

Boom and Transfer
6-138 Service Manual — Models 644B, 6K, 844C, 8K, 1044C, 10K
Fig. 6-147: Rear Hose Connections, Inner Boom
42. (Ref. Fig. 6-147) Install the auxiliary (Item 1) and carriage tilt (Item 2)
hydraulic hoses to the hydraulic tubes (Item 3) at the rear of the inner
boom section. Torque the auxiliary hose swivel nuts to 50–58 ft-lbs.
Torque the carriage tilt hose swivel nuts to 79–88 ft-lbs.
43. Install the quick attach assembly to boom. See page 6-59.
44. Install attachment.
45. Retract the boom and grease the complete boom assembly.
46. Start engine and cycle the frame tilt fully several times. Raise the
boom, noting that Rear Osc Lock light illuminates when boom is at
about 40° elevation. If light does not illuminate, stop and lower the
boom; then follow procedures for adjustments as outlined in Section 7.
47. Cycle all boom hydraulics several times to remove air from system.
Retract and lower boom to ground and shut off engine.
48. Check chain adjustments and inspect hydraulic connections for leaks
and tighten as necessary. Check boom clearances and adjust if
necessary.
J
1
098
# Description
1 Auxiliary Hydraulic Hoses
2 Carriage Tilt Hydraulic Hoses
# Description
3 Hydraulic Tubes
1
2
3