TM 9-2320-279-20-2
Winches, Cranes, and Power Takeoff (PTO) Maintenance Instructions (Cont)
17-34. TURNTABLE BEARING SCREW TIGHTENING (M977, M985, M984E1).
This task covers:
a. Inner Turntable Screws
c. Outer Turntable Screws (M984E1)
b. Outer Turntable Screws (M977, M985)
d. Follow-on Maintenance
INITIAL SETUP
Models
References
M977, M985, M984E1
None
Test Equipment
Equipment Condition
None
TM or Para
Condition Description
Special Tools
TM 9-2320-279-10 Crane in operating position
None
TM 9-2320-279-10 Shut off engine.
Supplies
Special Environmental Conditions
Compound, sealing and thread locking,
None
Item 17.1, Appendix C
General Safety Instructions
Personnel Required
None
MOS 63W, Wheeled vehicle repairer
a. Inner Turntable Screws.
NOTE
It may be necessary to rotate crane to access all screws.
(1) Tighten inner turntable screws (1) to 370 lb-ft (502 N·m).
Change 1
17-161