Lull 1044C-54 Series II Service Manual - Manual (Page 231)

Boom and Transfer
31200079 6-89
Fig. 6-94: Tubes and Hoses – Middle (Rear) Boom Sections
9. (Ref. Fig. 6-94) Install hydraulic tubes and hoses on middle (rear)
boom section as follows:
a. Install auxiliary and front carriage tilt hydraulic tubes (Items 5 and
6) on hydraulic manifold blocks (Item 11). Make sure the tube is
positioned so that the longest portion of each tube will be close to
bottom of the boom section (Item 3). Torque swivel nut on tubes to
50–58 ft-lbs.
b. Install two (2) manifold block on middle (rear) boom section with
four (4) lockwashers (Item 12) and capscrews (Item 4). Torque
capscrews to 55 ft-lbs.
c. Install cushion clamp (Item 10) on each hydraulic tube and secured
in mounting channel as described in Substep d under Step 2 on
page 6-85.
d. Securing hydraulic tubes to bottom of boom section with two (2)
each clamps (Item 9), lockwashers (Item 8), and nuts (Item 7).
Torque nuts to 96 in-lbs.
e. Install auxiliary and hydraulic hoses (Items 1 and 2) to hydraulic
manifold blocks. Torque swivel nuts on hoses to 50–58 ft-lbs.
MV0140
1
2
3
11
5
6
9
8
7
10
12 13
# Description
1 Auxiliary Hydraulic Hose
2 Carriage Tilt Hydraulic Hose
3 Middle (Rear) Boom Section
4 Capscrew
5 Auxiliary Hydraulic Tube
6 Carriage Tilt Hydraulic Tube
# Description
7 Nut
8 Lockwasher
9 Clamp
10 Cushion Clamp
11 Hydraulic Manifold Block
12 Lockwasher