Specifications
| Fuel | Diesel |
|---|---|
| Frequency | 50.0 Hz |
| Standby power | 25 kW |
| Standby kVA | 31 |
| Emissions | Tier 2 |
| Controller | ADC 2100 |
| Oil capacity | 10.2 L |
Engine
| Oil capacity | 10.2 L |
|---|---|
| Coolant capacity | 15.0 L |
| Displacement | 3.319 L |
| Aspiration | naturally aspirated |
| Rated speed | 1800 rpm |
Maintenance & consumables
for the Yanmar 4TNV98| Item | Spec | Capacity | Part # | Interval | |
|---|---|---|---|---|---|
| Coolant | 15.0 L | — | |||
| Oil | 10.2 L | — |
Common questions
What is the power rating of the Kohler 25EFORZD?
The Kohler 25EFORZD is rated 25 kW standby (31.3 kVA).
What engine does the Kohler 25EFORZD use?
The Kohler 25EFORZD is powered by the Yanmar 4TNV98 engine.
What fuel does the Kohler 25EFORZD use?
The Kohler 25EFORZD runs on Diesel.
What is the oil capacity of the Kohler 25EFORZD?
The Yanmar 4TNV98 engine in the Kohler 25EFORZD has an oil capacity of 10.2 liters.
Parts
17| Part # | Description | Qty | System | |
|---|---|---|---|---|
| 129900-32001 | PUMP ASSY, OIL | 1 | Pump | PartsGeek FridayParts $60.50 |
| 129900-32030 | O-RING, P20 | 1 | Seal | PartsGeek |
| 129900-32040 | O-RING, P14 | 1 | Seal | PartsGeek |
| 129907-01331 | GASKET, HEAD | 1 | Gasket | PartsGeek yemparts $55.88 |
| 129927-42140 | GASKET, PUMP OUTLET | 1 | Gasket | PartsGeek |
| 729595-51390 | FUEL INJECTION PUMP | 1 | Injector | PartsGeek |
| 729595-51391 | FUEL INJECTION PUMP | 1 | Injector | PartsGeek |
| 129900-01250 | PLUG, DISH TYPE 55 | 2 | Service part / kit | PartsGeek |
| 129900-02341 | BEARING ASSY, MAIN | 5 | Service part / kit | PartsGeek woodline $51.08 |
| 129900-02410 | BUSH, CAMSHAFT | 1 | Service part / kit | PartsGeek woodline $13.20 |
| 129900-02931 | BEARING ASSY, THRUST | 2 | Service part / kit | PartsGeek woodline $17.82 |
| 129900-02941 | BEARING, THRUST 0.25 | 2 | Service part / kit | PartsGeek |
| 129927-01560 | BLOCK ASSY, CYLINDER | 1 | Service part / kit | PartsGeek |
| 129944-01500 | CASE, GEAR | 1 | Service part / kit | PartsGeek |
| 171051-01921 | PLUG, NPTF1 | 1 | Service part / kit | PartsGeek |
| 729900-02801 | BEARING, MAIN | 5 | Service part / kit | PartsGeek woodline $54.05 |
| DKA60DCWPFR | Litho aux USA (08-06) | 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 |
|---|---|---|---|
| 25% | 3.6 | 0.96 | |
| 50% | 5.5 | 1.46 | |
| 75% | 7.5 | 1.99 | |
| 100% | 9.9 | 2.69 | |
| Standby | 25% | 3.6 | 0.96 |
| Standby | 50% | 5.5 | 1.46 |
| Standby | 75% | 7.5 | 1.99 |
| Standby | 100% | 9.9 | 2.69 |
Available documents
Brochure (Kohler)Spec sheet (Kohler)Installation manual — tt1364 (Kohler)