The Electronics DSE7310 MKII is a generator-set controller. It is used on generator sets from Generac, including the MDG150.
| Code | Meaning |
|---|---|
| FXXX | Indicates a fault state. The DVR stops providing excitation. |
| Symptom | Cause | Remedy |
|---|---|---|
| High coolant temperature shutdown | Low coolant level | Add coolant if needed. Allow engine to cool, then check coolant level in radiator. Restart engine and check coolant temperature (on controller). Stop engine immediately if coolant temperature is 210 °F (99 °C) or higher. |
| Low coolant level shutdown | Low coolant level | Allow engine to cool, then check coolant level in radiator. Add coolant if needed. |
| Low fuel level shutdown | Low fuel level | Check fuel level on controller. |
| Low oil pressure shutdown | Low oil level | Check oil level on dipstick. Add oil if needed. |
| Overcrank shutdown | Fuel level low | Check fuel level in tank.; Check fuel pump operation.; Check air filter for blockage.; See the OEM engine operator’s manual for additional information. |
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.