Specifications
| Fuel | Natural Gas |
|---|---|
| Frequency | 60.0 Hz |
| Standby power | 75 kW |
| Standby kVA | 93 |
| Prime power | 60 kW |
| Controller | UR 15 |
| Oil capacity | 6.2 L |
| Alternator | UR 15 (4-pole, Class F insulation) |
| Voltage options | 120/240 V, 120/208 V, 127/220 V, 139/240 V, 240/416 V, 254/440 V, 277/480 V, 347/600 V |
| Phase | 3 |
| Rated current | 226 A |
| Power factor | 0.8 |
| Circuit breaker | 15 A |
| Battery group | SEE |
| Battery cranking | 259 CCA |
| Battery voltage | 12 V |
| Battery quantity | 1 |
| Coolant capacity | 28 L |
| Dimensions (L×W×H) | 1940×880×1940 mm |
| Dry weight | 853 kg |
Engine
| Oil capacity | 6.2 L |
|---|---|
| Coolant capacity | 28.0 L |
| Displacement | 7.5 L |
| Aspiration | Turbocharged |
| Rated speed | 1800 rpm |
Maintenance & consumables
for the Ford LSG 875-6005A| Item | Spec | Capacity | Part # | Interval | |
|---|---|---|---|---|---|
| Air filter | Air Filter | — | find | ||
| Fuel filter | Fuel Filter | — | find | ||
| Oil filter | Oil Filter | — | find | ||
| Belt | Belt | — | find | ||
| Coolant | Coolant | 28.0 L | — | ||
| Oil | Engine Oil | 6.2 L | — |
Common questions
What is the power rating of the Cummins/Onan 75.0 ENT?
The Cummins/Onan 75.0 ENT is rated 75 kW standby (93.75 kVA).
What engine does the Cummins/Onan 75.0 ENT use?
The Cummins/Onan 75.0 ENT is powered by the Ford LSG 875-6005A engine.
What fuel does the Cummins/Onan 75.0 ENT use?
The Cummins/Onan 75.0 ENT runs on Natural Gas.
What is the oil capacity of the Cummins/Onan 75.0 ENT?
The Ford LSG 875-6005A engine in the Cummins/Onan 75.0 ENT has an oil capacity of 6.2 liters.
What alternator does the Cummins/Onan 75.0 ENT use?
The Cummins/Onan 75.0 ENT uses a UR 15 alternator. It has 4 poles. Insulation class F.
Troubleshooting
9Symptoms & remedies
| Symptom | Remedy |
|---|---|
| Engine stops cranking and fault lamp lights, after cranking approximately 75 seconds. | See engine service manual for troubleshooting fuel system, ignition system, etc. After correcting problem, reset engine monitor relay by placing Run-Stop/Reset-Remote switch to Stop/Reset, then back to the required running position. |
| Fault lamp lights immediately after engine starts. | Check for: Overspeed condition as engine starts. |
| Fault lamp lights and engine shuts down after running for a period. | A. Oil level. Engine will shut down if sensor is closed. b. Check engine manual for troubleshooting oil system. c. High engine temperature. Check coolant level; check water flow (city water cooled systems); check radiator for free air flow, and fan belts for tightness. See engine manual for troubleshooting cooling system. d. Check for faulty oil pressure sensor or faulty high engine temperature sensor. |
| Engine runs, shuts down and cranks for 75 seconds. Cranking cycle stops; fault lamp lights. | Check fuel supply. Check ignition system. |
| Fault lamp lights, no fault exists. | To check a no-fault condition, disconnect leads from TB11 terminals 29, 30 and 31. If fault lamp lights with leads disconnected, replace engine monitor board. Reconnect leads. |
| Overcrank fault lamp lights and engine stops cranking after approximately 75 seconds. | See engine service manual for troubleshooting fuel system, ignition system, etc. After correcting fault, reset engine monitor relay by placing Run-Stop/Reset-Remote switch to Stop/Reset position, depressing Reset button, then to the required running position. |
| Engine runs, shuts down, cranks for 75 seconds, cranking cycle stops, overcrank light ON. | Check fuel supply, check ignition. |
| Low oil pressure shutdown. | A. Oil level. Replenish if necessary. b. Sensor. Faulty sensor will shut down engine. c. Refer to engine service manual for troubleshooting guide for oil system. |
| High engine temperature shutdown. | A. Coolant level. Replenish if necessary. b. City water cooled set |
Fault codes and symptom→remedy steps extracted from this model’s service/owner documentation; verify against the official manual before servicing.
Parts
5| Part # | Description | Qty | System | |
|---|---|---|---|---|
| C20E-6734-A | old drain plug seal | Seal | PartsGeek | |
| EQEE-6734-AA | metric drain plug seal | Seal | PartsGeek | |
| ESAE-6734-AA | drain plug seal | Seal | PartsGeek | |
| DZAE-6730-AA | oil pan drain plug | Service part / kit | PartsGeek | |
| E5AE-6730-AA | metric drain plug | 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.
Fuel consumption
| Rating | Load | L/h | gal/h |
|---|---|---|---|
| Prime | 100% | 1000.0 | 37.25 |
| Standby | 100% | 7.8 | 8.2 |
Available documents
Owner's manual — 928-0121 Onan EN ENT Genset Operator's manual (10-1986) (Cummins/Onan)