Cummins/Onan — Regohm Voltage Regulator Dashpot Adjustment
Adjustments
From a Cummins/Onan owner's manual — check it applies to your exact model before use.
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Before you start
- No adjustment to any other part of the regulator plug-in unit should ever be attempted.
Procedure
- Remove the louvered cover from the regulator box.
- Remove the clamping bar from the metal cover of the regulator plug-in unit.
- Remove the cover held in place by two screws at the top.
- Turn the slotted screw at the center until the hunting just stops.
Source: Cummins/Onan owner's manual. Steps and values are as documented; always cross-check against the official manual and any later revisions for your exact serial number before servicing.