Fuel Filter and Water Separator Service
Replace the fuel filter/water separator at intervals according to the Maintenance Inspection Schedule.
Important Replace the primary and secondary filters
as a pair. Do not replace just one filter.
Filter Icon Identification
The icons shown below are located on the fuel filter label. Use the table below for label identification.
| Primary Filter (A) | Secondary Filter (B) | ||
| 1. | Drain Bowl /Remove Water Sensor | 8. | Do Not Use Tools for Service |
| 2. | Remove Filter Bowl and Filter | 9. | Do not Pre-Fill New Filter |
| 3. | Do not Pre-Fill New Filter | 10. | Lubricate O-rings and Threads with Fresh Engine Oil |
| 4. | Lubricate O-rings and Threads with Fresh Engine Oil | 11. | Hand Tighten Filter Until Filter Contacts Filter Head |
| 5. | Filter and Bowl Torque Specification | ||
| 6. | Install Bowl Drain / Water Sensor | ||
| 7. | Drain Water Daily | ||