Kohler — Unloaded Exercise (set exercise timer)
Operation · Transfer switch controller Exercise button
From a Kohler service manual — check it applies to your exact model before use.
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Procedure
- On the day and time that you want the exercise to run every week, press and hold the Exercise button for 3--5 seconds, until the GEN Available LED flashes.
- The generator set starts.
- The GEN available LED continues to flash throughout the exercise run to indicate an unloaded exercise.
- After approximately 20 minutes, the ATS signals the generator set to stop.
Source: Kohler service 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.