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Section 14 (Starting/Charging Systems (H4SO)): Generator: Disassembly

WARNING: This page is about a different car, the 2005 Subaru Baja. However, it is still accessible from the selected car via links, so may be relevant.
  1. Remove the four through-bolts.
    Fig 1: Removing Bolts
    G03748793Courtesy of SUBARU OF AMERICA, INC.
  2. Heat the portion (A) of rear cover to 50°C (122°F) with heater drier.
    Fig 2: Heating Portion Of Rear Cover
    G03748794Courtesy of SUBARU OF AMERICA, INC.
  3. Then insert the tip of a flat tip screwdriver into the gap between stator core and front cover. Pry them apart to disassemble.
    Fig 3: Inserting Tip Of Flat Tip Screwdriver Into Gap Between Stator Core And Front Cover
    G03748795Courtesy of SUBARU OF AMERICA, INC.
  4. Hold the rotor with a vise and remove pulley nut.
    Fig 4: Removing Pulley Nut Using Tool
    G03748796Courtesy of SUBARU OF AMERICA, INC.
    CAUTION: When holding the rotor with vise, insert aluminum plates or wood pieces on the contact surfaces of vise to prevent rotor from damage.
    Fig 5: Identifying Rotor
    G03748797Courtesy of SUBARU OF AMERICA, INC.
  5. Remove the ball bearing as follows.
    1. Remove the bolt, and then remove the bearing retainer.
      Fig 6: Removing Bearing Retainer
      G03748798Courtesy of SUBARU OF AMERICA, INC.
    2. Firmly install an appropriate tool (such as a fit socket wrench) to bearing inner race.
      Fig 7: Installing Appropriate Tool
      G03748799Courtesy of SUBARU OF AMERICA, INC.
    3. Push the ball bearing off the front cover using a press.
  6. Remove the bearing from rotor using a bearing puller.
    Fig 8: Removing Bearing From Rotor Using Bearing Puller
    G03748800Courtesy of SUBARU OF AMERICA, INC.
  7. Unsolder connection between rectifier and stator coil to remove the stator coil.
    CAUTION: Do not allow the 180 - 270 W solding bit to contact the terminals for more than 5 seconds at a time because the rectifier cannot withstand heat very well.
    Fig 9: Removing Stator Coil
    G03748801Courtesy of SUBARU OF AMERICA, INC.
  8. Remove the IC regulator as follows.
    1. Remove the screws which secure IC regulator to rear cover.
      Fig 10: Removing Screws Which Secure IC Regulator To Rear Cover
      G03748802Courtesy of SUBARU OF AMERICA, INC.
    2. Unsolder the connection between IC regulator and rectifier to remove the IC regulator.
      Fig 11: Unsoldering Connection Between IC Regulator
      G03748803Courtesy of SUBARU OF AMERICA, INC.
  9. Remove the brush as follows.
    1. Remove cover A.
      Fig 12: Identifying Cover
      G03748804Courtesy of SUBARU OF AMERICA, INC.
    2. Remove the cover B.
      Fig 13: Removing Cover
      G03748805Courtesy of SUBARU OF AMERICA, INC.
    3. Separate the brush from connection to remove.
      Fig 14: Separating Brush From Connection
      G03748806Courtesy of SUBARU OF AMERICA, INC.
  10. Remove the rectifier as follows.
    1. Remove the bolts which secure the rectifier.
      Fig 15: Locating Bolt
      G03748807Courtesy of SUBARU OF AMERICA, INC.
    2. Remove the cover of terminal B.
      Fig 16: Removing Cover Of Terminal B
      G03748808Courtesy of SUBARU OF AMERICA, INC.
    3. Remove the nut of terminal B, and then remove the rectifier.
      Fig 17: Locating Terminal Nut
      G03748809Courtesy of SUBARU OF AMERICA, INC.