View the operator, parts, and schematic manuals for your Maxi-Power 25 generator below.
Service Intervals and Recommended Parts
| Item Number | Item Description | Quantity |
| Engine Parts | ||
| 118744 | RADIATOR HOSE UPPER ISUZU 4LE2T MP25 | 1 |
| 118745 | RADIATOR HOSE LOWER ISUZU 4LE2T MP25 | 1 |
| 118734 | FUEL CAP Ø2.59 | 1 |
| 118735 | STRAINER FUEL TANK | |
| 121267 | FUEL LEVEL SENDER VERTICAL SHAFT | 1 |
| Electrical | ||
| 108912 | Emergency Stop switch | 1 |
| 122156 | POTENTIOMETER | 1 |
| 121910 | SWITCH CONTROL ON / OFF | 1 |
| 118699 | DSE 7310 MKII Control Module | 1 |
| Generator Electrical | ||
| 123175 | MARATHON GENERATOR 282PSL1750 AVR BOARD ASSEMBLY | 1 |
| 330499 | RECEPTACLE GFCI 20 AMP | 1 |
| 104267 | CS6369 RECEPTACLE 50 AMP | 1 |
| 118790 | ECC CONNECTION BASE LUG INSULATOR PLATE MP25 | 1 |
| 118872 | MP25 ECC CONNECTION BASE CABLE LUG | 1 |
| Filters Isuzu 4LE2T | ||
| 15-000125 | Primary Air filter | 1 |
| 104071 | Safety Air filter | 1 |
| 104795 | Air Filter Service Indicator Kit | 1 |
| 650221 | Oil filter | 1 |
| 111647 | Main Fuel Filter | 1 |
| 111648 | Pre Fuel Filter | 1 |
| 113008 | Electric Fuel Pump | 1 |
Isuzu 4LE2T Service Intervals
| Air | 1,000 Hrs or as needed |
| Oil | 250 Hrs |
| Fuel | 500 Hrs |
| Oil Capactiy | 11.5 US Qts (10.9 L) |
| Oil Type | 15W-40 (-15c or 5f or colder, recommended 10W-30 or 10W-40) |
NOTE: Quantities are recommended to start. Actual parts needed will depend on the number of units, the application, hours used, etc.
Rev: 5/21
