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HITACHI Electronic Ignition: Overhaul: Disassembly

  1. Remove distributor cap and rotor. Remove ignition unit by disconnecting harness, removing mounting screws, and disconnecting pick-up coil wires.
  2. Remove stator and magnet. Remove vacuum controller and carefully pry reluctor from shaft. Remove roll pin, pick-up coil assembly, and breaker plate assembly. Remove pin and pinion gear. Remove rotor shaft and drive shaft assembly.
    Fig 1: 1979 Datsun Pick-Up Coil Terminals (Others Similar)
    G09350957Courtesy of NOT AVAILABLE
  3. Mark rotor and drive shafts for reassembly reference. Remove packing and rotor shaft set screw. Mark one governor spring and its bracket; also one weight and its pivot pin. Remove weights and springs.