Cummins/Onan — Applying Load to a New Engine
Operation
From a Cummins/Onan service manual — check it applies to your exact model before use.
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Procedure
- Apply load gradually in about four steps.
- Run not less than 30 minutes for each step.
- Start with 1/4 load, then 1/2, 3/4 and full load.
Source: Cummins/Onan 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.