TM 9-2320-279-34-3
M977, M985, and M984E1 Crane Maintenance Instructions (Cont)
Section IV. CYLINDERS
17-14. ERECTION CYLINDER REMOVAL/INSTALLATION.
This task covers:
a. Removal
c. Installation
b. Cleaning/Inspection
d. Follow-on Maintenance
INITIAL SETUP
Models
Equipment Condition
M977, M985
TM or Para
Condition Description
Test Equipment
TM 9-2320-279-10 Crane in operating condition,
None
extensions 1 and 2 fully
Special Tools
extended and lowered to the
ground.
None
TM 9-2320-279-10 Shut off engine.
Supplies
TM 9-2320-279-10 Cargo body rear panel
Compound, sealing and thread locking,
removed.
Item 26, Appendix C
Special Environmental Conditions
Solvent, dry cleaning, Item 57, Appendix C
None
Tags, identification, Item 60, Appendix C
General Safety Instructions
Personnel Required
None
MOS 63W, Wheel vehicle repairer (2)
Level of Maintenance
References
Direct Support
None
a. Removal.
NOTE
l Right and left cylinders are removed the same way. Left cylinder has two lines
and two plugs instead of four lines.
Tag and mark lines before disconnecting.
(1) Disconnect four hydraulic lines (1) from cylinder (2).
17-68.4
