Alternator Overhaul: Overhual: Notes

NOTE: Refer to the exploded view as needed during this procedure. See Exploded View .

Test the alternator and regulator before you remove them (see ALTERNATOR AND REGULATOR CIRCUIT TROUBLESHOOTING ).
Remove the alternator (see ALTERNATOR REMOVAL AND INSTALLATION ).
If the front bearing needs replacing, remove the pulley locknut with a 10 mm wrench (A) and a 22 mm wrench (B). If necessary, use an impact wrench.

Fig 1: Identifying 10 Mm Wrench (A) And 22 Mm Wrench (B)
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Remove the three flange nuts.

Fig 2: Removing Flange Nuts
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Remove the end cover (A) and the insulator (B).

Fig 3: Removing End Cover (A) And Insulator (B)
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Remove the brush holder (A).

Fig 4: Removing Brush Holder (A)
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Remove the four bolts, then remove the rear housing assembly (A) and washer (B).

Fig 5: Removing Bolts, Rear Housing Assembly (A) And Washer (B)
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If you are not replacing the front bearing, go to step 13. Remove the rotor from the drive-end housing.

Fig 6: Removing Rotor From Drive-End Housing
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Inspect the rotor shaft for scoring, and inspect the bearing journal surface in the drive end housing for seizure marks.
- If the rotor is damaged, replace the rotor assembly.
- If the rotor is OK, go to step 10.
Remove the front bearing retainer.

Fig 7: Removing Front Bearing Retainer
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Drive out the front bearing with a brass drift and hammer.

Fig 8: Removing Front Bearing Using Brass Drift And Hammer
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With a hammer and special tools, install a new front bearing in the drive-end housing.

Fig 9: Identifying Hammer And Special Tools
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