HOW-TO SECTION 2. Water Collection Bowl 10. Water Drain valve 1. Water-In-Fuel Sensor (Optional) 9. Fuel Prefilter Insert 3. Main Fuel Filter Return Inlet 11. Main Fuel Filter Inlet 4. Fuel Prefilter with Water Separator 12. Constant Vent in Main Fuel Filter 5. Main Fuel Filter Return Outlet 13. Main Fuel Filter 6. Outlet of Fuel Prefilter 14. Main Fuel Filter Outlet 7. Filling Valve 15. Main Fuel Filter Inlet 8. Inlet for Fuel Prefilter A = Unfiltered Fuel B = Prefiltered Fuel D = Fuel Injector Leak Fuel C = Cleaned Fuel E = Fuel Return Line to Fuel Tank Figure 39 Fuel Filter/Water Separator 96 All information subject to change without notice. (Rev.
04/08) DDC-SVC-MAN-0040 0704 Copyright © 2008 DETROIT DIESEL CORPORATION