Lull 6K Service Manual - Manual (Page 402)

Boom and Transfer
6-152 Service Manual — Models 644B, 6K, 844C, 8K, 1044C, 10K
11. (Ref. Fig. 6-163) Adjust boom positions to obtain clearances between
boom sections as shown. Measure these clearances at the slide pad
locations.
Fig. 6-164: Gaps Between Pads and Boom – Front of 4-Section Boom
12. (Ref. Fig. 6-164) Install/remove shim(s) under indicated pads to obtain
specified clearances making sure clearances on both sides of each
boom section are the same.
13. Extend boom and lubricate as described under “Lubrication” on
page 6-50.
14. Check boom extension and retraction for binding against slide pads.
Inspection Procedures
4-Section Boom These procedures are intended to determine if localized deformation has
occurred on the inner, middle (forward), and middle (rear) boom sections.
1. Extend the boom and lower the forks to the ground.
J
1190
Front of Boom, Looking Rearward
0.06"–0.12"
0.04"–0.10"
(3/64"–7/64")
(1/16"–1/8")
0.02"–0.08"
(1/64"–5/64")
0.02"–0.08"
(1/64"–5/64")
0.06"–0.12"
(1/16"–1/8")
0.06"–0.12"
(1/16"–1/8")
0.06"–0.12"
(1/16"–1/8")