Cummins/Onan — Engine Break-In
Maintenance
From a Cummins/Onan operator's manual covering: P216, P218, P220, P224, P224G-1/1264F. Check it applies to your exact model before use.
Applies to: Cummins/Onan P216, Cummins/Onan P218, Cummins/Onan P220
Procedure
- Operate the equipment as intended; for the first 3 hours operate at about half the available engine power, occasionally at full power for brief periods.
- Avoid prolonged low-speed, low-power operation during engine break-in.
- Use engine oil appropriate for the ambient temperatures expected during break-in; change the oil if not appropriate.
- Check the oil level twice a day or after every 4 hours of operation during the first 24 hours of operation.
- Change the oil and oil filter after the first 24 hours of operation.
- See Table 2 for engine models which require valve clearance adjustment after the first 50 hours of operation.
Specs & values
- Oil and oil filter change after first 24 hours
- Valve clearance adjustment after first 50 hours (models per Table 2)
Full service-parts list: Cummins/Onan P216 →, Cummins/Onan P218 →, Cummins/Onan P220 →
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.