Cummins/Onan M-1600-2 — Break-in Procedure
Maintenance · engine
For the Cummins/Onan M-1600-2, from the Cummins/Onan operator's manual.
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Procedure
- After starting, plug in appliances totaling one-half capacity (about 2,000 watts)
- Run generator set with this load for two hours
- Operate at three-quarters capacity for another two hours
- Change engine crankcase oil after first 50 hours, then every 150 hours
Source: Cummins/Onan operator'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.