Alternator Disassembly

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: Removing Pulley Locknut
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Remove the harness stay and the three flange nuts from the alternator.

Fig 2: Removing Harness Stay And Flange Nuts From Alternator
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Remove the end cover.

Fig 3: Removing End Cover
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Remove the brush holder.

Fig 4: Removing Brush Holder
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Remove the four bolts, then remove the rear housing assembly (A), and washer (B).

Fig 5: Removing Bolts, Rear Housing Assembly And Washer
Courtesy of AMERICAN HONDA MOTOR CO., INC.
If you are not replacing the front bearing, go to step 13. Remove the rotor from the drive-end housing.

Fig 6: Removing Rotor
Courtesy of AMERICAN HONDA MOTOR CO., INC.
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 plate.

Fig 7: Removing Front Bearing Retainer Plate
Courtesy of AMERICAN HONDA MOTOR CO., INC.
Drive out the front bearing with a brass drift and hammer.

Fig 8: Removing Front Bearing
Courtesy of AMERICAN HONDA MOTOR CO., INC.
With a hammer and special tools, install a new front bearing in the drive-end housing.

Fig 9: Installing Front Bearing
Courtesy of AMERICAN HONDA MOTOR CO., INC.