TM-9-2320-272-24-4
TRUCK, 5-TON, 6X6, M939, M939A1, AND M939A2 SERIES TRUCKS (DIESEL)
TECHNICAL MANUAL; UNIT, DIRECT SUPPORT, AND GENERAL SUPPORT MAINTENANCE MANUAL; VOLUME 4 OF 4
JUNE 1998
TM-9-2320-272-24-4 - Page 438 of 836
5-64. DIFFERENTIAL
TM 9-2320-272-24-4
Section V. FRONT AND REAR AXLE MAINTENANCE
THIS TASK COVERS:
a.
Disassembly
c. Assembly and Adjustment
b.
Cleaning, Inspection, and Repair
INITIAL SETUP:
APPLICABLE MODELS
All
SPECIAL TOOLS
Bearing replacer (Appendix E, Item 14)
Two puller screws (Appendix E, Item 104)
TOOLS
General mechanic’s tool kit
(Appendix E, Item 1)
Mechanical puller kit (Appendix E, Item 102)
Inside micrometer
(Appendix E, Item 83)
Torque wrench (Appendix E, Item 146)
Torque wrench (Appendix E, Item 145)
Dial indicator (Appendix E, Item 36)
Outside micrometer (Appendix E, Item 80)
Arbor press
Torque multiplier
Vise
Soft-head hammer
Chain
Lifting device
Bearing preload tester
MATERIALS/PARTS
Gasket (Appendix D, Item 206)
Gasket (Appendix D, Item 207)
Gasket (Appendix D, Item 208)
Three safety wires, 12 in. (Appendix D, Item 568)
Wear sleeve kit (Appendix D, Item 717)
Gasket and shim set (Appendix D, Item 248)
Six lockwashers (Appendix D, Item 350)
Locktab washer (Appendix D, Item 344)
Two cotter pins (Appendix D, Item 61)
Two oil seals (Appendix D, Item 500)
Gasket (Appendix D, Item 653)
Six lockwashers (Appendix D, Item 354)
Safety wire, 36 in. (Appendix D, Item 568)
Crocus cloth (Appendix C, Item 20)
GAA grease (Appendix C, Item 28)
Lubricating oil (Appendix C, Item 47)
Blue oil-base pigment (Appendix C, Item 54)
Sealing compound (Appendix C, Item 61)
Sealing compound (Appendix C, Item 62)
Twine (Appendix C, Item 77)
White carbonate pigment (Appendix C, Item 78)
REFERENCES (TM)
LO 9-2320-272-12
TM 9-214
TM 9-2320-272-24P
EQUIPMENT CONDITION
Differential and carrier assembly removed
(para. 4-100).
NOTE
Front and rear differentials are repaired the same way.
1.
Remove safety wires (1) from two screws (2) and four screws (4). Discard safety wires (1).
5-432
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