Specifications
| Fuel | Automotive unleaded gasoline |
|---|---|
| Frequency | 60.0 Hz |
| Standby power | 75 kW |
| Standby kVA | 100 |
| Prime power | 7 kW |
| Emissions | Not specified |
| Controller | Not specified |
| Oil capacity | 1.3 L |
| Alternator | Cummins/Onan Brush, Self-Exciting, 2-Poles, Single Phase |
| Voltage options | 120 V, 240 V |
| Phase | Single Phase |
| Rated current | 30 A |
| Power factor | 1.0 |
| Circuit breaker | 30 A |
| Battery group | Not specified |
| Battery voltage | 12 V |
| Battery quantity | 1 |
| Coolant capacity | Not specified L |
| Max ambient | Not specified °C |
| Dimensions (L×W×H) | 690×530×530 mm |
| Dry weight | 90 kg |
| Fuel tank | 27.5 L |
| Tank runtime | 7.0 hr |
Maintenance & consumables
for the Cummins/Onan EH41D| Item | Spec | Capacity | Part # | Interval | |
|---|---|---|---|---|---|
| Air filter | Not specified | — | 50 hr | find | |
| Fuel filter | Not specified | — | find | ||
| Oil filter | Not specified | — | find | ||
| Belt | Not specified | — | find | ||
| Coolant | — | ||||
| Coolant filter | Not specified | — | find | ||
| Oil | Change engine oil every 100 hours. | 1.3 liters | — | 100 hr |
Common questions
What is the power rating of the Cummins/Onan PX7500?
The Cummins/Onan PX7500 is rated 75 kW standby (100.0 kVA).
What engine does the Cummins/Onan PX7500 use?
The Cummins/Onan PX7500 is powered by the Cummins/Onan EH41D engine.
What fuel does the Cummins/Onan PX7500 use?
The Cummins/Onan PX7500 runs on Automotive unleaded gasoline.
What alternator does the Cummins/Onan PX7500 use?
The Cummins/Onan PX7500 uses a Cummins/Onan Brush, Self-Exciting, 2-Poles, Single Phase alternator.
Troubleshooting
3Symptoms & remedies
| Symptom | Remedy |
|---|---|
| When Engine Fails to Start | Check if choke lever is in its proper position. Check if fuel cock is open. Check fuel level. Check to make sure generator is not connected to an appliance. Check spark plug for loose spark plug cap. Check spark plug for contamination. Check if engine switch is in OFF. Set the choke lever to "CLOSE" position. If closed, open fuel cock. If empty, refill fuel tank making sure not to overfill. If connected, turn off the power switch on the connected appliance and unplug. If loose, push spark plug cap back into place. Remove spark plug and clean electrode. Turn engine switch to ON. |
| When No Electricity Is Generated at Receptacle | Check if AC circuit breaker is in the "ON" position. Check AC receptacle and DC terminals for loose connection. Check to see if engine starting was attempted with appliances already connected to generator. |
| Low power | Carbon brushes are excessively worn |
Fault codes and symptom→remedy steps extracted from this model’s service/owner documentation; verify against the official manual before servicing.
Parts
56| Part # | Description | Qty | System | |
|---|---|---|---|---|
| 064-15400-11 | FUEL FILTER | 1 | Fuel filter | buy |
| 064-20064-00 | Fuel Strainer Assembly | 1 | Fuel filter | buy |
| 064-20064-20 | Filter element | 1 | Fuel filter | buy |
| 18-7500 | Urethane Foam Element | 1 | Air filter | buy |
| 267-35201-01 | Gasket, complete (exhaust) | 1 | Gasket | buy |
| 001-11063-50 | 1 | Service part / kit | buy | |
| 001-13082-00 | Bolt and Washer Assembly (M8x20mm) | 4 | Service part / kit | buy |
| 002-17060-00 | NUT 2 M6X1.0X5H | 2 | Service part / kit | buy |
| 003-20060-00 | SPRING WASHER 2 6.1DX12.2DX1.5T | 2 | Service part / kit | buy |
| 003-38080-00 | 4 | Service part / kit | buy | |
| 004-36042-00 | SCREW and WASHER | 1 | Service part / kit | buy |
| 004-36062-00 | 1 | Service part / kit | buy | |
| 214-77002-10 | 1 | Service part / kit | buy | |
| 267-37601-01 | Spark Arrester, complete | 1 | Service part / kit | buy |
| 30A-71202-03 | SCREW & WASHER AY | 1 | Service part / kit | buy |
| 31C-69004-03 | 2 | Service part / kit | buy | |
| 31G-62001-01 | SCREW & WASHER AY | 2 | Service part / kit | buy |
| 31G-62002-01 | 30 | Service part / kit | buy | |
| 31G-74001-01 | Brush, complete | 1 | Service part / kit | buy |
| 31H-35001-01 | 4 | Service part / kit | buy | |
| 31H-35002-01 | 2 | Service part / kit | buy | |
| 31H-52001-01 | Rotor, complete | 1 | Service part / kit | buy |
| 31H-52011-01 | Stator, complete | 1 | Service part / kit | buy |
| 31H-53001-01 | Rear Cover | 1 | Service part / kit | buy |
| 31H-54001-01 | BOLT & WASHER AY | 4 | Service part / kit | buy |
| 31H-61001-01 | PIPE FRAME CP | 10 | Service part / kit | buy |
| 31H-61011-01 | 20 | Service part / kit | buy | |
| 31H-61012-11 | 12 | Service part / kit | buy | |
| 31H-62003-01 | Through Bolt (M10x280mm) | 1 | Service part / kit | buy |
| 31H-62004-01 | REAR COVER | 1 | Service part / kit | buy |
| 31H-75007-03 | 3 | Service part / kit | buy | |
| 31H-75016-03 | 1 | Service part / kit | buy | |
| 31H-75029-03 | SCREW & WASHER AY | 2 | Service part / kit | buy |
| 31H-81019-03 | SCREW | 1 | Service part / kit | buy |
| 31H-81035-03 | 1 | Service part / kit | buy | |
| 353-45719-08 | AC RECEPTACLE AC250V 15A | 2 | Service part / kit | buy |
| 353-45804-08 | DIODE STACK AY | 1 | Service part / kit | buy |
| 353-49901-08 | LOCK WASHER | 1 | Service part / kit | buy |
| 353-49902-08 | WING NUT | 1 | Service part / kit | buy |
| 353-49903-08 | WASHER | 1 | Service part / kit | buy |
| 353-57506-08 | Bushing | 1 | Service part / kit | buy |
| 353-57506-18 | BUSHING | 1 | Service part / kit | buy |
| 354-54116-08 | Front Cover | 1 | Service part / kit | buy |
| 354-54513-08 | BRUSH COVER | 1 | Service part / kit | buy |
| 354-58204-08 | Ball Bearing (6205DDU) | 1 | Service part / kit | buy |
| 356-49956-08 | SCREW | 1 | Service part / kit | buy |
| 359-59935-08 | BOLT & WASHER AY | 4 | Service part / kit | buy |
| 35C-72014-03 | 1 | Service part / kit | buy | |
| 372-59950-08 | LOCK WASHER | 1 | Service part / kit | buy |
| 385-54382-08 | BATTERY SUPPORT 2 | 1 | Service part / kit | buy |
| 385-54416-08 | BATTERY SUPPORT | 1 | Service part / kit | buy |
| 390-56076-08 | BATTERY FRAME CP | 2 | Service part / kit | buy |
| 392-49981-08 | WASHER | 2 | Service part / kit | buy |
| 392-49986-08 | SCREW 1 M4X6L | 1 | Service part / kit | buy |
| KU3-11061-01 | 1 | Service part / kit | buy | |
| PX7500e | LABEL(SPEC.) | 1 | Service part / kit | buy |
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 | |||
| Standby |
Available documents
Operator's manual — 914-0123 Onan EGMBN Operator's Manual (10-2008) (Cummins/Onan)Parts manual — 914-0206 Cummins PX7500 PX7500e Portable Genset Parts manual (11-2006) (Cummins/Onan)Parts manual — 914-0217 Cummins EGMBM PX7500 Parts Manual (4-2008) (Cummins/Onan)Service manual — 914-0110 Onan EGMBN Operators Manual (4-2008) (Cummins/Onan)Service manual — 914-0505 Cummins PX7500 PX7500e Portable Genset Service manual (11-2006) (Cummins/Onan)