TM 9-2320-366-34-3
16-76. M1089 UPPER ARM REPAIR
This task covers:
a. Removal
b. Disassembly
c. Cleaning/Inspection
d. Assembly
e. Installation
f. Follow-On Maintenance
INITIAL SETUP
Equipment Conditions
Underlift assembly in folded and down position
(TM 9-2320-366-10-2).
Engine shut down (TM 9-2320-366-10-1).
Tools and Special Tools
Tool Kit, Genl Mech (Item 78, Appendix B)
Wrench, Torque, 0-175 lb-ft (Item 92,
Appendix B)
Press, Arbor, Hand Operated (Item 48, Appendix
B)
Sling, Cargo (Item 56, Appendix B)
Materials/Parts
Rag, Wiping (Item 60, Appendix C)
Lockwasher (2) (Item 144, Appendix F)
Nut, Self-Locking (4) (Item 176, Appendix F)
Grease, Automotive and Artillery (Item 35, Appendix
C)
Lubricating Oil, Engine (Item 45, Appendix C)
Personnel Required
(2)
a. Removal.
WARNING
Upper arm weighs approximately 190 lbs
(86 kgs). Attach a suitable lifting device
prior to removal. Failure to comply may
result in injury to personnel or damage to
equipment.
(1) Remove four self-locking nuts (1), washers (2), and hose
clamps (3) from upper arm (4).
16-450
