TM 5-1940-322-24
0089 00
ALTERNATOR, SUPPORT BRACKET, AND SUPPORT BRACE MAINTENANCE (Contd)
CAUTION
Ensure alternator is supported during removal and installation.
Failure to comply may result in damage to equipment.
NOTE
The alternators on both engines are replaced the same way. This
procedure covers the replacement of one alternator.
REMOVAL
1.
Remove nut (9), screw (11), and support brace (10) from alternator (12).
2.
Remove nut (6) and screw (7) from support brace (10) and engine water inlet connection (8).
3.
Remove nut (4), sleeve (3), and bolt (1) from support bracket (2).
4.
Remove four screws (13) and support bracket (2) from thermostat housing (5).
5.
Remove two screws (16), lockwashers (17), and washers (18) from alternator cover (19). Discard
lockwashers (17).
CAUTION
Use caution when removing cover from alternator. Failure to
comply may result in damage to wiring.
6.
Position alternator cover (19) away from alternator (12).
NOTE
Tag all lead wires during removal to assist with installation.
7.
Remove two nuts (20) and lead wires (22) and (30) from posts (23) and (29).
8.
Disconnect lead wire (21) from terminal (24).
9.
Disconnect lead wire (25) from terminal (26).
10.
Disconnect lead wire (28) from terminal (27).
11.
Remove wiring harness (14) and grommet (15) from alternator cover (19).
12.
Remove alternator pulley (WP 0090 00).
CLEANING AND INSPECTION
1.
For general cleaning and inspection instructions, refer to WP 0012 05.
2.
Inspect lead wires (22), (25), and (28) for corrosion, clean with wire brush if corroded.
3.
Inspect lead wires (22), (25), and (28) for damage, replace if damaged.
INSTALLATION
1.
Install alternator pulley (WP 0090 00).
2.
Position wiring harness (14) and grommet (15) through alternator cover (19).
3.
Connect lead wire (28) to terminal (27).
4.
Connect lead wire (21) to terminal (24).
5.
Connect lead wire (25) to terminal (26).
6.
Install lead wire (22) on post (23) with nut (20).
7.
Install lead wire (30) on post (29) with nut (20).
8.
Install alternator cover (19) on alternator (12) with two washers (18), new lockwashers (17), and
screws (16).
9.
Install support bracket (2) on thermostat housing (5) with four screws (13).
10.
Install alternator (12) on support bracket (2) with bolt (1), sleeve (3), and nut (4).
11.
Install support brace (10) on engine water inlet connection (8) with screw (7) and nut (6).
0089 00-2
