TM 9-2320-272-24-1
THIS TASK COVERS:
b. Installation
a. Removal
APPLICABLE MODELS
REFERENCES (TM)
M939/A1
TM 9-2320-272-10
TM 9-2320-272-24P
TOOLS
General mechanic's tool kit (Appendix E, Item 1)
Torque wrench (Appendix E, Item 144)
Parking brake set (TM 9-2320-272-10).
Battery ground cables disconnected (para. 3-126).
MATERIALS/PARTS
Alternator drivebelts removed (para. 3-78).
Two screw-assembled lockwashers
GENERAL SAFETY INSTRUCTIONS
(Appendix D, Item 587)
Five lockwashers (Appendix D, Item 354)
Alternator is heavy. Use assistance when replacing
Two lockwashers (Appendix D, Item 376)
alternator.
Two locknuts (Appendix D, Item 281)
Lockwasher (Appendix D, Item 401)
Lockwasher (Appendix D, Item 403)
Tiedown strap (Appendix D, Item 684)
Lockwasher (Appendix D, Item 364)
Gasket sealant (Appendix C, Item 30)
1. Remove two screw-assembled lockwashers (5) and terminal cover (4) from alternator (10). Discard
screw-assembled lockwashers (5).
2. Remove two screws (3), lockwashers (2), and wire retaining strap (1) from alternator (10). Discard
lockwashers (2).
NOTE
Sealant must be removed before removing wires.
Tag all wires for installation.
3. Remove screw (15), lockwasher (14), and wire (13) from alternator (10). Discard lockwasher (14).
4. Remove nut (19), lockwasher (18), washer (17), and wire (16) from alternator (10). Discard
lockwasher (18).
5. Remove nut (6), lockwasher (7), washer (8), and wire (9) from alternator (10). Discard lockwasher (7).
6. Disconnect connector (11) from alternator (10).
7. Remove and discard tiedown strap (12).
Alternator is heavy. Assistant will help with alternator removal.
Failure to do so may result in injury to personnel.
8.
Remove screw (32), lockwasher (20), washers (21) and (22), screw-assembled washer (23), and
adjusting link (31) from alternator (10). Discard lockwasher (20).
9.
Remove two locknuts (24), washers (25), screws (30), and alternator (10) from mounting bracket (26).
Discard locknuts (24).
10.
Remove four screws (29), lockwashers (28), and mounting bracket (26) from engine (27). Discard
lockwashers (28).
3-224
