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
6-102
Service Manual — Models 644B, 6K, 844C, 8K, 1044C, 10K
Fig. 6-105: Upper Chain Roller
7. (Ref. Fig. 6-105) Remove the capscrew (Item 8), lockwasher (Item 7),
and lock pin (Item 6) from the chain roller pin (Item 4). Remove the
chain roller pin, shims (Item 1), guide washers (Item 2), and chain
roller assembly (Item 3).
Fig. 6-106: Boom Cover
8. (Ref. Fig. 6-106) Remove the four (4) nuts (Item 1), lockwashers
(Item 2), and flatwashers (Item 3) securing the boom cover (Item 4) to
the rear of the outer boom section. Remove the boom cover.
J1088
# Description
1Shim
2 Guide Washer
3 Chain Roller Assembly
4 Chain Roller Pin
# Description
5 Middle Boom Section
6Lock Pin
7 Lockwasher
8Bolt
1
2
3
2
1
5
6
7
8
4
# Description
1Nut
2 Lockwasher
# Description
3 Flatwasher
4 Boom Cover
1
2
3
4
J1169