The TSC 800 is a generator-set controller. It is used on generator sets from Thomson Technology, including the TS 880.
| Symptom | Cause |
|---|---|
| Will not re-transfer to utility source upon restoration | - Isolation plug out - Utility disconnect switch is in the de-energized position (Service Entrance Rated ATS). Switch to the Energized position. - A test mode has been activated (check TSC 800 controller) - Utility voltage is below the pre-programmed limits (check utility source for adequate voltage) - A loose control connection - Faulty motor limit switch - Defective motor - TSC 800 has incorrect voltage programmed for correct system voltage |
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.