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 TM 9-2320-312-24-1
ALTERNATOR REPAIR - CONTINUED
0159 00
DISASSEMBLY
CAUTION
To prevent damage to alternator components, alternator should be placed in a soft-jawed vise during disas-
sembly.
1.
Remove four screws (25), washers (24), and fan guard (28) from end housing (30).
2.
Remove locknut (26), washer (27), and fan (29) from core/shaft assembly (18). Discard locknut.
3.
Remove locknut (1) and washer (2) from other end of core/shaft assembly (18). Remove pulley (3). Discard locknut.
4.
Remove woodruff key (17) and pulley bushing (4) from core/shaft assembly (18).
5.
Scribe marks on side of shell (21) and end housing (30) to assist in assembly.
6.
Remove nine locknuts (33) and remove end housing (30) from shell (21). Discard locknuts.
7.
Remove six screws (23) and rotor (22) from core/shaft assembly (18).
8.
Remove four screws (5) and cover plate (6) from front housing (13).
NOTE
Tag phase leads and field coil leads to ensure correct assembly.
Note wire routing through slots in front housing, to assist in assembly.
9.
Remove six nuts (9), six phase leads (19), six washers (10), and six insulators (11), to disconnect phase leads from diode
studs at front housing (13).
10.
Remove two nuts (9), two field coil leads (20), two washers (10), and two insulators (11), to disconnect field coil leads.
11.
Scribe marks on side of shell (21) and front housing (13) to assist in assembly.
12.
Remove nine locknuts (12) and remove front housing (13) with core/shaft assembly (18) from shell (21). Discard lock-
nuts.
WARNING
Retaining rings are under tension and can act as projectiles when released, causing severe eye injury. Wear
eye protection and use caution when removing retaining rings. Failure to do so may result in injury.
13.
Remove small retaining ring (16) and press core/shaft assembly (18) from front housing (13).
NOTE
Press bearing from the inside out.
14.
Remove inner and outer bearing retaining rings (7 and 14) and press bearing (8) out of front housing (13).
15.
Press bearing (32) from core/shaft assembly (18).
16.
If required, remove six screws (34) and rotor (15) from core/shaft assembly (18).
0159 00-2
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