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Caterpillar — Testing and Adjusting, “Wiring Diagrams” for a

A Caterpillar service procedure — check it applies to your exact model before use.

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Procedure

  1. Apply battery power only to the regulator.
  2. Verify that all of the parameters are properly
  3. Pole Generators

Source: manual:Caterpillar Digital Voltage Regulator (CDVR).pdf. Figures and steps are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.