High Pressure Pump Operating Principle - Iveco VECTOR Series Technical And Repair Manual

16
SECTION 2 - FUEL VECTOR 8 ENGINES

High pressure pump operating principle

Figure 13
103246
103245
1. Outlet for supply to the rail — 2. Rail supply valve — 3. Pumping element — 4. Pump shaft — 5. Pumping supply duct —
6. Pressure regulator supply duct — 7. Pressure regulator (M-promp) — 8. Lubrication oil inlet — 9. Fuel return to the low
pressure pump — 10. Relief valve regulated to 5 bar
Base - April 2006 Print P2D32V001E