Cummins/Onan RSS100 / RSS200 — Complete System Test

Operation · Transfer switch

For the Cummins/Onan RSS100 / RSS200, from the Cummins/Onan service manual.

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Procedure

1. Switch the main circuit breaker from the ON to the OFF position.
2. Press the Mode button and select Test mode by pressing the Info button.
3. Verify the generator set control receives a signal to start.
4. Verify the load transfers from the utility to the generator set after starting.
5. Switch the main circuit breaker from OFF to ON.
6. Press the Mode button and select START INHIBIT mode.
7. Verify the load is immediately transferred back to the utility.
8. Verify the generator set cools down and stops after the Cooling time delay expires.

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.

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