Specifications
| Fuel | Natural Gas |
|---|---|
| Standby power | 1750 kW |
| Prime power | 1750 kW |
Engine
| Displacement | 91.6 L |
|---|---|
| Aspiration | turbocharged low temperature aftercooled |
Filters & service parts
model family| Item | Spec | Capacity | Part # | Interval | |
|---|---|---|---|---|---|
| Air filter | — | ||||
| Fuel filter | — | ||||
| Oil filter | — | ||||
| Battery | — | ||||
| Belt | — | ||||
| Coolant | — | ||||
| Coolant filter | — | ||||
| Oil | SAE40 (mono-grade) NG engine oils, such as Valvoline® Premium Blue GEO LA or its equivalent. The use of the ‘Premium Grade – Long Change Interval’ oils are strongly recommended. | — | |||
| Spark plug | — |
Compiled from this model's family documentation — may include parts for closely-related variants. Confirm the exact part for your serial number.
Common questions
How many kW is the Cummins/Onan QSV91?
The Cummins/Onan QSV91 is rated 1750 kW standby.
What engine is in the Cummins/Onan QSV91?
The Cummins/Onan QSV91 is powered by the Cummins/Onan QSV91 series engine.
What fuel type does the Cummins/Onan QSV91 take?
The Cummins/Onan QSV91 runs on Natural Gas.
Troubleshooting
7Fault codes
| Code | Meaning |
|---|---|
| 121 | Speed Signal Lost (Loss of Speed Sense) |
| 234 | Overspeed |
| 1433 | Local Emergency Stop |
| 1434 | Remote Emergency Stop |
| 2335 | Excitation Fault (Loss of Voltage Sense) |
| 1416 | Fail to Shutdown |
| 1123 | Shutdown After Battle Short |
Fault codes and symptom→remedy steps extracted from this model’s service/owner documentation; verify against the official manual before servicing.
Parts
1| Part # | Description | Qty | System | |
|---|---|---|---|---|
| QSV91G | Cummins QSV91G lean burn gas generator sets | 1 | Engine | Amazon eBay FridayParts $24.95 |
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
This page was generated from the 10 manufacturer documents above by automated extraction; every figure shown is copied from one of them. How the data is compiled.