TM 9-2320-279-34-3
M977, M985, and M984E1 Crane Maintenance Instructions (Cont)
17-18.1. EXTENSION ONE & TWO CYLINDER AND WEAR PADS REMOVAL/INSTALLATION
(M984E1) (CONT).
(4) Install retainer (5) and screw (6) in extension two (4).
d. Follow-on Maintenance. Install extension two
(para 17-13.1).
END OF TASK
17-19. EXTENSION CYLINDER REPAIR.
This task covers:
a. Disassembly
c. Assembly
b. Cleaning/Inspection
d. Follow-on Maintenance
INITIAL SETUP
Models
References
M977, M985
None
Test Equipment
Equipment Condition
None
TM or Para
Condition Description
Special Tools
Para 17-18
Extension cylinders
None
removed.
Supplies
Special Environmental Conditions
Compound, sealing and thread locking,
None
Item 26, Appendix C
Oil, lubricating, Item 47.1, Appendix C
General Safety Instructions
Solvent, dry cleaning, Item 57, Appendix C
None
Personnel Required
Level of Maintenance
MOS 63W, Wheel vehicle repairer
General Support
a. Disassembly.
(1) Remove two fittings (1) and
preformed packing (2).
1 7 - 8 6 . 2 Change 2
