The Automatic Dual Mode (sold separately) is a generator-set controller. It is used on generator sets from Cummins/Onan, including the GTA.
| Symptom | Cause | Remedy |
|---|---|---|
| Combustor starts at time of incident or warning. | <INCIDENT TEXT> | |
| No Attempt to Start after ON Command | 1. Verify that current device is the control device. See the Display Panel Menu Hierarchy (Appendix A). 2. Verify that ON command is consistent with the currently active dispatch mode. See the Installation and Start-Up Manual. | |
| No Lights on Display Panel | 1. If Stand Alone equipped, press the “BATT START” key on the Display Panel. 2. If Stand Alone equipped, make sure the Battery Isolation switch, is set to ON (Page 12). 3. If Grid Connect, verify grid voltage is present on the phase terminals in the Power Bay (Page 7). | |
| Start Attempt Fails | 1. If the system attempts but fails to start, an incident code will be registered. 2. Troubleshooting procedure is same as for Unexpected Shutdown or Warning in the next section. | |
| Unexpected Shutdown or Warning | 1. Attempt to restart. If unsuccessful, then: 2. Verify the fuel, air, and electrical supply to the Microturbine. Attempt to restart. If unsuccessful, then: 3. Enter the user password and reboot the system through the display panel. 4. Attempt to restart. If unsuccessful, cycle the power by shutting off power to the system, waiting 30 seconds, and turning the power back on. 5. Attempt to restart. If unsuccessful, note the event number listed on the display window, and call the Cummins Power Generation Authorized Service Provider for assistance. |
Fault codes and symptom→remedy steps extracted from this controller’s service/owner documentation; verify against the official manual before servicing. Aggregated from the service documentation of generator sets built on this controller.