Lull 6K Service Manual - Manual (Page 380)

Boom and Transfer
6-130 Service Manual — Models 644B, 6K, 844C, 8K, 1044C, 10K
Fig. 6-138: Cylinder Pivot Pin Installation
29. (Ref. Fig. 6-138) Align the rod-end of a boom hoist cylinder (Item 7)
with the matching boss on the boom. Insert a pivot pin (Item 5) and
secure it with a lock pin (Item 1), lockwasher (Item 2), and a capscrew
(Item 3) that has thread locking compound applied to its threads.
Torque the capscrew to 55 ft-lbs. Repeat this procedure for the other
hoist cylinder and the rear carriage tilt cylinders (Item 6).
30. The slings/chains and the crane may be removed at this point.
J1072
3
1
2
3
4
2
1
5
6
7
8
Hook chains at
these areas
# Description
1 Lock Pin
2 Lockwasher
3 Capscrew
4 Pivot Pin, Rear Carriage Tilt Cyl.
# Description
5 Pivot Pin, Boom Hoist Cylinder
6 Rear Carriage Tilt Cylinder
7 Boom Hoist Cylinder
8 Boom