The 7310 MKII is a generator-set controller. It is used on generator sets from Winco, including the DR100F4 and DR130F4.
| Symptom | Cause |
|---|---|
| ATS will not re-transfer to normal power | Proper power line not available at line terminals in ATS panel Defective ATS control board. See ATS manual |
| ATS will not transfer to Emergency Supply (generator) | No AC generator output Defective ATS control board. See ATS manual Circuit breaker open or defective |
| Engine cranks but will not start | Improper fuel delivery to the unit Fuel supply shut off Fuel tank empty Air in the fuel system Engine fuel solenoid has not opened Defective fuel pump Defective fuel solenoid Defective engine harness Improper battery voltage to fuel pump or fuel solenoid |
| Engine starts, then stops and alarm light comes on | Engine oil pressure is low Engine has high water temperature Engine has overspeed Engine has gone into overcrank |
| Engine won’t crank | Low/dead battery Blown DC fuses Defective DSE 7310 MKII Defective key switch Loose or dirty battery terminals Defective starter Defective start solenoid |
| No output from AC generator | Loss of speed signal Loss of run signal Engine will not come up to speed after it starts Insufficient fuel volume getting to the unit 1. Too small of fuel line 2. Fuel racks not open properly Governor is defective AC short in generator components |
| Unit will not crank when power fails | Digital genset not in AUTO Transfer control switch not in AUTOMATIC position Incorrect wiring between ATS and genset Defective control relay in ATS Fuse(s) blown in the DSE 7310 MKII Defective DSE 7310 MKII Loose or dirty battery terminals Defective starter Defective start solenoid Low/dead battery |
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.