TM 9-2320-279-34-3
M977, M985, and M984E1 Crane Maintenance Instructions (Cont)
17-21.
HOIST DRIVE MOTOR CONTROL VALVE REMOVAL/REPAlR/INSTALLATION.
This task covers:
a. Removal
d. Assembly
b. Disassembly
e. Installation
c. Cleaning/Inspection
f. Follow-on Maintenance
INITIAL SETUP
Models
M977,
M985
Test Equipment
None
Special Tools
None
Supplies
Compound, sealing and thread locking,
Item 25, Appendix C
Pipe thread sealing compound,
Item 29, Appendix C
Solvent, drycleaning, Item 57, Appendix C
Oil, lubricating, Item 46, Appendix C
Personnel Required
MOS 63W, Wheel vehicle repairer
References
None
Equipment Condition
TM or Para
Condition
Description
TM 9-2320-279-10 Shut off engine.
Para 17-2
Hoist control valve hoses
and tubes disconnected.
Special Environmental Conditions
None
General Safety Instructions
None
Level of Maintenance
Direct Support
Change 3
17-93
