2 second boom section removal, Second boom section removal – Lull 944E-42 Service Manual User Manual

Page 37

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3-7

944E-42

Boom

3.3.2

Second Boom Section Removal

1. At the front of the first boom section, remove the top

and side wear pads. Label all parts for installation.

2. At the rear of the boom, remove the sheave pin (14)

and sheave (15).

3. Use suitable overhead lifting device and sling to lift

the second boom section enough to gain access to
bottom wear pads. Remove the bottom wear pads.
Label all parts for installation.

4. Reposition the sling and continue pulling the second

boom section straight out of the first boom section.
Reposition the slings as needed so the second
boom section balances when removed from the first
boom section. Set the second boom section down
on blocks on a hard, level surface.

5. Remove the remaining wear pads. Label all parts for

installation.

6. Inspect all wear pads for wear. Refer to Section 3.5,

“Boom Wear Pads.”

7. At the rear of the second boom section, remove the

two hose guides (16).

8. Remove the chain sheave (17).

MU1221

14

15

MU4171

16

MU1431

17

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