Specifications
| Fuel | gasoline |
|---|---|
| Frequency | 50.0 Hz |
| Standby power | 28 kW |
| Controller | Detector, PowerCommand 3100, Sentinel |
| Oil capacity | 11.5 L |
| Voltage options | 12 V |
| Phase | 1 or 3 |
| Battery voltage | 12 V |
| Battery quantity | 1 |
Maintenance & consumables
for the Cummins/Onan 4B3.9 G*| Item | Spec | Capacity | Part # | Interval | |
|---|---|---|---|---|---|
| Air filter | Check Air Cleaner (clean if required) every 250 hours. | — | 250 hr | find | |
| Fuel filter | — | find | |||
| Oil filter | Apply a light coat of oil to the gasket sealing surface of the new filter and fill filter with clean, new oil. Install filter and tighten 2/3 turn by hand after the seal touches the sealing surface of the bracket. | — | find | ||
| Belt | Check Drive Belt Tension every 250 hours. | — | 250 hr | find | |
| Coolant | — | ||||
| Coolant filter | — | find | |||
| Oil | Change the oil and filter at the intervals recommended in the Maintenance Table. | — |
Common questions
What is the power rating of the Cummins/Onan 28DGBB?
The Cummins/Onan 28DGBB is rated 28 kW standby.
What engine does the Cummins/Onan 28DGBB use?
The Cummins/Onan 28DGBB is powered by the Cummins/Onan 4B3.9 G* engine.
What fuel does the Cummins/Onan 28DGBB use?
The Cummins/Onan 28DGBB runs on gasoline.
What is the oil capacity of the Cummins/Onan 28DGBB?
The Cummins/Onan 4B3.9 G* engine in the Cummins/Onan 28DGBB has an oil capacity of 11.5 liters.
Parts
2| Part # | Description | Qty | System | |
|---|---|---|---|---|
| 982-0200 | Air Filter | 6 | Air filter | PartsGeek |
| 965-0520 | Cooling Fan | 37 | Service part / kit | PartsGeek |
Service, wear & replacement parts referenced for this model and its engine — confirm the exact part for your serial number. See the full parts catalog to search and cross-reference.
Available documents
Parts manual — 960-0207 Onan DGBB DGBC DGCA DGCB Parts Manual (7-1996) (Cummins/Onan)Parts manual — 960-0210C Onan DGBB DGBC DGCA DGCB Parts Manual (11-1998) (Cummins/Onan)Service manual — 0960-0210 I8 201512 (Cummins/Onan)