Precautions for Alternator and Regulator

When batteries are connected, follow these rules:

  • Disconnect negative (-) battery cable when you work on or near alternator or regulator.
  • DO NOT TRY TO POLARIZE ALTERNATOR OR REGULATOR.
  • Be sure alternator wires are correctly connected BEFORE you connect batteries.
  • Do not ground alternator output terminal.
  • Do not disconnect or connect any alternator or regulator wires while batteries are connected or while alternator is operating.
  • Connect batteries or a booster battery in the correct polarity (positive [+] to positive [+] and negative [-] to negative [-]).
  • Do not disconnect the batteries when engine is running and alternator is charging.
  • Disconnect battery cables before you connect battery charger to the batteries.

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