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Alternators & Regulators: Overhaul: Disassembly

  1. Remove vacuum pump attaching bolts. Remove vacuum pump while holding center plate. Remove brush cover, brush attaching bolts and brushes. Wrap vacuum pump drive shaft with tape to protect rear seal. Remove through bolts.
  2. Separate front end housing from stator and rear end housing. Remove pulley fan and front end housing from rotor. Remove front bearing retainer screws, retainer and bearing from front end housing. Remove bolt and nuts attaching stator, diodes and brush holder to rear end housing. Note position of insulating washers for correct reassembly.
  3. Separate rear end housing from stator and diode assembly. Remove diodes from stator by melting away solder from terminals. Protect diodes from heat damage while melting solder. Melt solder off of regulator holder plate terminal and remove regulator assembly.
  4. Remove center plate, rotor and vanes from vacuum pump. Remove "O" rings from center plate.
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