Cummins/Onan — Fan and Alternator Belt - Replace
Maintenance
From a Cummins/Onan service manual — check it applies to your exact model before use.
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Procedure
- Disconnect/reconnect battery, wire harnesses as necessary, fan guard
- Replace belt
- Test run for proper operation
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.