Lull 1044C-54 Series II Service Manual User Manual

Page 195

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Boom and Transfer

31200079

6-53

11. (Ref. Fig. 6-54) Adjust boom positions to obtain clearances between

boom sections as shown. Measure these clearances at the slide pad
locations.

Fig. 6-55: Gaps Between Pads and Boom – Front of 4-Section Boom

12. (Ref. Fig. 6-55) 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 6-36.

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")

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