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Home›Repair guides›Voltage Regulator Removal and Installation

Cummins/Onan — Voltage Regulator Removal and Installation

For these Cummins/Onan models: GS-107-AC, J120-8/967F, J120-S/967F.

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Before you start

  • Use care so that pins are not damaged
  • Ensure pins are properly aligned before pressing into socket

Procedure

  1. When removing or installing the plug-in unit, use care so that pins are not damaged and that they are aligned
  2. A pin is either added or deleted to provide necessary keying
  3. Carefully press unit into socket by hand
  4. Be sure to replace the securing clamp

Source: manual:HOL-GAR GS-107-AC.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.