GENERATOR(for 180 A Type) DISASSEMBLY

PROCEDURE


  1. REMOVE GENERATOR PULLEY


    1. Mount the generator assembly in a vise between aluminum plates.

    2. Install SST 1-A and SST 1-B to the generator rotor shaft.

      SST
      09820-63011   ( 09820-06010, 09820-06021 )

      Tech Tips

      SST 1-A and B 09820-06010
      SST 2 09820-06021
    3. A01WVD8E02
      Text in Illustration
      *a Hold
      B0018FC Turn

      Hold SST 1-A with a torque wrench and turn SST 1-B clockwise with the specified torque.

      Torque:
      39 N*m  { 398 kgf*cm, 29 ft.*lbf }

      Note

      Check that SST is secured on the rotor shaft.

    4. A01WUBOE01

      Insert SST 2 and attach it to the pulley nut.

      Text in Illustration
      B0018FC Insert
    5. A01WVS5E01
      Text in Illustration
      *a Hold
      B0018FC Turn

      To loosen the pulley nut, turn SST 1-A in the direction shown in the illustration.

      Note

      To prevent damage to the rotor shaft, do not loosen the pulley nut more than one-half turn.

    6. Remove SST 2.

    7. A01WVMBE02
      Text in Illustration
      *a Hold
      B0018FC Turn

      Turn SST 1-B in the direction shown in the illustration, and then remove SST 1-A and SST 1-B.

    8. Remove the pulley nut and generator pulley.

  2. REMOVE GENERATOR REAR END COVER


    1. A01WQWH

      Remove the 3 nuts and generator rear end cover.

  3. REMOVE TERMINAL INSULATOR


    1. A01WS9B

      Remove the terminal insulator from generator coil assembly.

  4. REMOVE GENERATOR BRUSH HOLDER ASSEMBLY


    1. A01WWNS

      Remove the 2 screws and generator brush holder assembly.

  5. REMOVE GENERATOR COIL ASSEMBLY


    1. A01WVGU

      Remove the 4 bolts.

    2. A01WRMAE02
      Text in Illustration
      *a Hold
      B0018FC Turn

      Using SST, remove the generator coil assembly.

      SST
      09950-40011   ( 09951-04020, 09952-04010, 09953-04020, 09954-04010, 09955-04071, 09957-04010, 09958-04011 )

  6. REMOVE GENERATOR ROTOR ASSEMBLY


    1. A01WU39

      Remove the generator washer and generator rotor assembly.

  7. INSPECT GENERATOR DRIVE END FRAME BEARING


    1. A01WR5C

      Check that the generator drive end frame bearing is not rough or worn.

      If necessary, replace the generator drive end frame bearing.

  8. REPLACE GENERATOR DRIVE END FRAME BEARING


    1. A01WSJB

      Remove the 4 screws and retainer plate.

    2. A01WV9UE01

      Using SST and a hammer, tap out the generator drive end frame bearing.

      SST
      09950-60010   ( 09951-00250 )
      09950-70010   ( 09951-07100 )