Overhaul

Disassembly

1. Remove the rear cover (A) after removing nuts.




2. Remove the mounting bolts (A) and the brush holder assembly (B).




3. Remove the slip ring guide (A) after pulling it.




4. Remove the OAD(Overrunning Alternator Decoupler) cap.

NOTE:
- When installing, replace with new OAD cap.

5. Remove the OAD(Overrunning Alternator Decoupler) pulley (A) using the special tool.




6. Remove the nut and pulley(A). (NON- OAD)




7. Unsolder the 3 stator leads (A).




8. Remove the 4 through bolts (A).




9. Disconnect the rotor (A) and bracket (B).





Inspection

[Rotor]
1. Check that there is continuity between the slip rings (C).




2. Check that there is no continuity between the slip rings and the rotor (B) or rotor shaft (A).
3. If the rotor fails either continuity check, replace the alternator.
[Stator]
1. Check that there is continuity between each pair of leads (A).




2. Check that there is no continuity between each lead and the coil core.
3. If the coil fails either continuity check, replace the alternator.