Fuel Injectors
Figure 22 Fuel injector assembly
1.
Exhaust port (oil) (2)
2.
Inlet port (oil)
3.
Control valve body
4.
OPEN coil
5.
Intensifier piston spring
6.
Upper O-ring
7.
Nozzle assembly
Read all safety instructions in the "Safety Information" section of this manual before doing any procedures.
1 ENGINE SYSTEMS
8.
Needle
9.
Nozzle gasket
10. Valve Opening Pressure (VOP)
spring
11. Lower O-ring
12. Reverse flow check
13. Edge filter
EGES-270-1
Follow all warnings, cautions, and notes.
© August 2008 Navistar, Inc.
14. Fuel inlet check ball
15. Fuel inlet (4)
16. Plunger
17. Barrel
18. Intensifier piston
19. CLOSE coil
20. Spool valve (control valve)
29