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Starting System & Charging System (H6DO): Generator: Disassembly

  1. Remove four bolts.
    Fig 1: Locating Generator Bolts
    G10264321Courtesy of SUBARU OF AMERICA, INC.
  2. Use a drier to heat the rear cover (A) portion to 50 - 60°C (122 - 140°F).
    Fig 2: Heating Rear Cover Using Drier
    G10264322Courtesy of SUBARU OF AMERICA, INC.
  3. Insert the end of a flat tip screwdriver into the gap between stator core and front cover. Pry them apart to disassemble.
    Fig 3: Inserting End Of Flat Tip Screwdriver Into Gap Between Stator Core And Front Cover
    G10312270Courtesy of SUBARU OF AMERICA, INC.
  4. Using a vise, support the rotor and remove the pulley nut, then remove the rotor from the front cover.
    CAUTION: When holding the rotor with a vise, place aluminum plates or wooden pieces on the vise jaws to prevent rotor from damage.
    Fig 4: Removing Pulley Nut Using Vise
    G10264324Courtesy of SUBARU OF AMERICA, INC.
    Fig 5: Identifying Front Cover, Pulley, Pulley Nut And Rotor
    G10312272Courtesy of SUBARU OF AMERICA, INC.
  5. Use the following procedures to remove the ball bearings.
    1. Remove the bolt, and then detach the bearing retainer.
      Fig 6: Locating Bearing Retainer Bolts
      G10264326Courtesy of SUBARU OF AMERICA, INC.
    2. Set an appropriate tool (such as a socket wrench of proper size) properly to the bearing inner race.
      Fig 7: Identifying Bearing Inner Race
      G10264327Courtesy of SUBARU OF AMERICA, INC.
    3. Use the press to push the ball bearings out from the front cover.
  6. Using the bearing puller, remove the bearings from the rotor.
    Fig 8: Removing Bearings From Rotor Using Bearing Puller
    G07665184Courtesy of SUBARU OF AMERICA, INC.
  7. Remove six bolts between the rectifier and stator coil, then remove the stator coil.
    Fig 9: Locating Rectifier And Stator Coil Bolts
    G10264329Courtesy of SUBARU OF AMERICA, INC.
  8. Remove four screws which secure the IC regulator to the rear cover, then remove the IC regulator.
    Fig 10: Locating IC Regulator Screws
    G10264330Courtesy of SUBARU OF AMERICA, INC.
  9. Use the following procedures to remove the brush.
    1. Remove the cover A.
      Fig 11: Identifying Cover A
      G10312278Courtesy of SUBARU OF AMERICA, INC.
    2. Remove the cover B.
      Fig 12: Identifying Cover B
      G10312279Courtesy of SUBARU OF AMERICA, INC.
    3. Disconnect the connection and remove the brush.
      Fig 13: Removing Brush
      G10264333Courtesy of SUBARU OF AMERICA, INC.
  10. Remove the rectifier as follows.
    1. Remove the cover on terminal B.
      Fig 14: Locating Cover On Terminal B
      G10264334Courtesy of SUBARU OF AMERICA, INC.
    2. Remove the nut on terminal B.
      Fig 15: Locating Nut On Terminal B
      G10264335Courtesy of SUBARU OF AMERICA, INC.
    3. Remove the bolts which secure the rectifier, and remove the rectifier.
      Fig 16: Locating Rectifier Bolts
      G10264336Courtesy of SUBARU OF AMERICA, INC.