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NIPPONDENSO Alternators: Overhaul: Disassembly

  1. Remove three retaining screws and insert screwdrivers into notches in drive end frame, pry with screwdrivers to separate drive end frame from stator. If necessary, tap lightly on drive end frame with a mallet.
  2. Secure rotor core in padded vise, remove pulley attaching nut, and withdraw pulley, fan, and spacer. Remove rotor from drive end frame, utilizing a press. Remove bearing retainer from drive end frame, then remove bearing, felt cover and felt ring.
  3. Remove four rectifier holder securing nuts and two brush holder securing screws; separate stator with rectifier holders and brush holders from rectifier end frame. Remove brush lead terminal and stator coil "N" terminal from brush holder, utilizing a small screwdriver.
    CAUTION: When removing brush holder assembly, do not remove it by cutting "N" terminal lead or melting the solder.
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