Lull 6K Service Manual User Manual

Page 378

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Boom and Transfer

6-128

Service Manual — Models 644B, 6K, 844C, 8K, 1044C, 10K

23. (Ref. Fig. 6-135) Install the auxiliary and carriage tilt hydraulic tubes

(Items 2 and 3) on the swivel elbows (Item 1) in the outer boom. Torque
the auxiliary tube swivel nuts to 50–58 ft-lbs and the carriage tilt tube
swivel nuts to 79–88 ft-lbs. Secure the hydraulic tubes to the boom
section with cushion clamps.

Fig. 6-136: Hose Installation, Outer Boom

24. (Ref. Fig. 6-136) Install the auxiliary and carriage tilt hydraulic hose

(Items 2 and 3) to the bulkhead elbows (Item 1) in the outer boom
section. Torque the auxiliary hose swivel nuts to 50–58 ft-lbs and the
carriage tilt hose swivel nuts to 79–88 ft-lbs.

25. Attach slings/chains to the outer boom section and the crane.

CAUTION: Make sure slings and chains are secure and a crane is

supporting the weight of the boom.

26. Position the outer boom section over the transfer carriage/boom cradle.

Carefully lower the outer boom and align the boom pivot boss with the
matching bosses in the transfer carriage/boom cradle.

J

109

2

#

Description

1

Bulkhead Elbows

2

Auxiliary Hydraulic Hoses

3

Carriage Tilt Hydraulic Hoses

#

Description

4

Access Cover

5

Lockwasher

6

Capscrew

2

5

1

4

5

6

6

3

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