Cummins/Onan — Genset - Test with Load Bank
Testing & diagnosis
From a Cummins/Onan service manual — check it applies to your exact model before use.
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Procedure
- Disconnect and connect engine wiring harness as needed
- Connect load bank
- Test run genset with load bank
Tools required
- Load bank Amazon
Tool links are Amazon searches (affiliate links); manufacturer special tools may only be available from a dealer.
Specs & values
- SRT 21-701: 1.0 hours at Accessibility Code B
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.