GENERATOR (for 180 A Type) DISASSEMBLY


  1. REMOVE GENERATOR PULLEY


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

    2. A01596UE01

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

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

      Tech Tips

      SST 1-A and SST 1-B 09820-06010
      SST 2 09820-06021

    3. 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 }
      Text in Illustration
      *a Hold
      A015DIT Turn

      Note

      Check that SST is secured on the rotor shaft.

    4. A015ACRE01

      Insert SST 2 and attach it to the pulley nut.

      Text in Illustration
      A015DIT Insert
    5. A015DA9E01
      Text in Illustration
      *a Hold
      *b 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. A0157PLE01
      Text in Illustration
      *a Hold
      A015DIT 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. A015CYF

      Remove the 3 nuts and generator rear end cover.

  3. REMOVE TERMINAL INSULATOR

    A015B0T

  4. REMOVE GENERATOR BRUSH HOLDER ASSEMBLY


    1. A0158HG

      Remove the 2 screws and generator brush holder assembly.

  5. REMOVE GENERATOR COIL ASSEMBLY


    1. A015AUX

      Remove the 4 bolts.

    2. A01571LE03
      Text in Illustration
      *a Hold
      A015DIT 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. A015B6H

      Remove the generator washer.

    2. Remove the generator rotor assembly.

  7. INSPECT GENERATOR DRIVE END FRAME BEARING


    1. A0155N8

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

      If necessary, replace the generator drive end frame bearing.

  8. REMOVE GENERATOR DRIVE END FRAME BEARING


    1. A0158KP

      Remove the 4 screws and retainer plate.

    2. A0158Y8E01

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

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