Service Manual User guide
Table Of Contents
- 10709790_B_644B,6K,844C,8K,1044C,10K_Lull_Service_Mnl
- Quick Reference
- Revision Record
- Table Of Contents
- List Of Figures
- List Of Tables
- Section 1 Safety
- Section 2 Identification & Specifications
- Section 3 General Maintenance
- Section 4 Reference Diagrams
- Section 5 Supply, Pressure & Return Hydraulics
- Section 6 Boom & Transfer
- Section 7 Frame Tilt & Oscillation
- Section 8 Transmission
- Section 9 Brakes
- Section 10 Outriggers

Boom and Transfer
6-182
Service Manual — Models 644B, 6K, 844C, 8K, 1044C, 10K
Fig. 6-198: Outer Boom Tubes and Hoses
42. (Ref. Fig. 6-198) Remove outer boom hydraulic hoses as follows:
For Models 1044C-54 (S/N 101–144 and 148) and 10K-54
(S/N 101–102):
a. Loosen and remove auxiliary and front carriage tilt hydraulic hoses
(Items 2 and 3) from elbows (Item 4). Bleed any remaining oil into a
suitable container.
b. Remove hoses from inside outer boom section (Item 1). Cap and
tag hoses and fittings.
For Models 1044C-54 (S/N 145–147 and 149–) and 10K-54 (S/N
103–):
a. Loosen and remove auxiliary and front carriage tilt hydraulic hoses
(Items 2 and 3) from hydraulic manifold blocks (Item 11). Bleed any
remaining oil into a suitable container.
J1240
# Description
1 Outer Boom Section
2 Auxiliary Hydraulic Hose
3 Carriage Tilt Hydraulic Hose
4Elbow
5Nut
6 Lockwasher
7Clamp
# Description
8 Cushion Clamp
9 Auxiliary Hydraulic Tube
10 Carriage Tilt Hydraulic Tube
11 Hydraulic Manifold Block
12 Lockwasher
13 Capscrew
1
1044C-54 (S/N 101–144 and 148)
2
3
4
4
5
6
7
10
9
8
1
2
3
10
7
6
5
11
12
13
8
9
1044C-54 (S/N 145–147, and 149–)
10K-54 (S/N 101–102)
10K-54 (S/N 103–)