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TM 9-2320-364-20-5
18-2
Materials/Parts
Oil, Lubricating (Item 54, Appendix C)
Lockwasher (Item 200, Appendix F)
Washer, Key (Item 350, Appendix F)
This task covers:
a. Removal
c. Installation
b. Cleaning/Inspection
d. Follow-On Maintenance
INITIAL SETUP
Equipment Condition
Engine OFF, (TM 9-2320-364-10)
Wheels chocked, (TM 9-2320-364-10)
Hoist cable removed, (Para 18-4)
Tools and Special Tools
Tool Kit, General Mechanic’s: Automotive
(Item 74, Appendix G)
Compressor Unit, Air (Item 11, Appendix G)
Gloves, Chemical Oil Protective
(Item 28, Appendix G)
Goggles, Industrial (Item 30, Appendix G)
Gun, Air Blow (Item 31, Appendix G)
Pliers, Retaining Ring (Item 49, Appendix G)
Socket Set, 3/4 in. (Item 62, Appendix G)
Wrench, Combination 1-1/8 in.
(Item 79, Appendix G)
Wrench, Torque (0 to 600 lb-ft [0 to 814 N.m])
(Item 97, Appendix G)
18-2. BOOM SHEAVE REPLACEMENT.
a.
Removal.
(1)
Straighten tines of lock ring (1) and remove nut (2) and key washer from shaft (3). Discard key washer.
(2)
Remove screw (4), lockwasher (5), washer (6) and lock pin (7) from fly section (8). Discard lockwasher.
(3)
Remove bushing (9) from lock pin (7).
(4)
Remove shaft (3), sheave (10) and spacer (11) from fly section (8).
(5)
Remove lube fitting (12) from shaft (3).
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