Lull 6K Service Manual - Manual (Page 457)

Boom and Transfer
Service Manual — Models 644B, 6K, 844C, 8K, 1044C, 10K 6-207
a. Bring auxiliary and front carriage tilt hoses (Items 7 and 8) from
inside the middle (rear) boom section (Item 9) up and around the
two (2) hose reels (Item 19) at the rear of the middle (forward)
boom section (Item 3).
b. Connect the hydraulic hoses to the hydraulic tubes (Items 1 and 2)
at the rear of the inner boom section. Torque swivel nut on
hydraulic hoses to 50–58 ft-lbs.
c. Install hose guard (Item 4) on rear of inner boom section with two
(2) each lockwashers (Item 5) and capscrews (Item 6). Torque
capscrews to 280 ft-lbs.
CAUTION: Make sure hose guard is installed in the same orientation as it
was before being removed. The hose guard may be different
from that shown above. If hose guard is reversed, equipment
damage may occur during operation of machine.
d. Bring auxiliary and front carriage tilt hoses (Items 14 and 15) from
inside the outer boom section (Item 18) up and around the hose
rollers (Item 20) at the rear of the middle (rear) boom section.
e. Connect the hydraulic hoses to the hydraulic tubes (Items 10 and
11) at the rear of the middle (rear) boom section. Torque swivel nut
on hydraulic hoses to 50–58 ft-lbs.
f. For model 1044C-54 (S/N 101–106), attach four (4) half clamps
(Item 12) to each set of hoses with round head screws (Item 13),
lockwashers (Item 16) and nuts (Item 17). Torque nuts to 50 in-lbs.
46. Install assembled 4-section boom on machine as described on
page 6-161.