TM 5-6115-465-34
NAVFAC P-8-625-34
TO 35C2-3-446-2
TM 06858B/06859D-34
28. Capacitor and clamp assembly
1. Screw
2. Regulator and cover assembly
29. Nut
30. Nut
3. Fuse holder
31. Flat washer
4. Nut
32. Flat washer
5. Washer
33. Flat washer
6. Cap
34. Flat washer
7. Fuse
35. Stud
8. Screw
36. Insulating bushing
9. Cover band
37. Insulating bushing
10. Thru bolts
38. Insulating bushing
11. Head assembly (slip ring end)
39. Insulating bushing
12. Nut
40. Rectifier and stator assembly
13. Nut
41. Negative plate and rectifier assembly
14. Lockwasher
42. Positive plate and rectifier assembly
15. Brush lead
43. Stator assembly
16. Screw
44. Nut
17. Lockwasher
45. Pulley
18. Insulating plate
46. Fan
19. Brushholder
47. Woodruff key
20. Brush and spring assembly
48. Spacer
21. Nut
49. Head assembly (drive end)
22. Nut
50. Rotor assembly
23. Nut
51. Snap ring
24. Lockwasher
52. Bearing (front)
25. Screw
26. Flat washer
53. Bearing (rear)
27. Capacitor and clamp assembly
54. Cover
55. O-ring
ME 5-6115-465-34/3-4 (2)
Figure 3-4. Alternator Assembly, Exploded View (Sheet 2 of 2)
(c) Replace negative diode rectifier assembly if any
(3) Inspect plate and rectifier assemblies for cracks,
diode fails to test correctly.
corrosion, and evidence of shorting or other damage.
(4) Using an ohmmeter or similar testing device, test
(6) Visually inspect stator assembly for rub marks on
the interior diameter, evidence of burned or shorted
positive diode rectifier assembly as follows:
windings, and other damage.
(a) Connect positive lead of tester to heat sink and
touch negative lead to lead of each diode. Tester should
indicate open circuit at each diode.
phase of stator assembly. Replace stator assembly if
ohmmeter indicates open circuit of one or more phase.
(b) Connect negative lead to heat sink and touch
positive lead to each diode lead. Tester should indicate
(8) Visually inspect rotor assembly for rub marks and
bums or other evidence of shorting. Inspect shaft for
continuity at each diode.
worn key slot and bearing surfaces.
(c) Replace positive diode rectifier assembly if any
(9) Test rotor assembly as follows:
of the diodes fail to test correctly.
(a) Install rotor assembly in test setup
(5) Test negative diode rectifier assembly as follows:
(a) Connect negative lead of tester to heat sink and
touch positive lead to lead of each diode. Tester should
(b) Adjust rheostat until voltmeter indicates 20 Vdc.
indicate open circuit at each diode.
(b) Connect positive lead of tester to heat sink and
touch negative lead to lead of each diode. Tester should
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