Figure 12
High—pressure pump
The high—pressure pump (1) is located in the c entre of the V—block and is secured to the rear gear housing of the engine.
Drive is provided by gears directly from the camshaft.
It receives th e supply to the inlet (3) and, after compressing it, delivers it to t he rails via outlets (4) and (9).
At the top there is an outlet (8) for drainin g off excess fu el t o go to the low—pressure pump to be re—circulated to the high pressure
pump.
The pump’s gear (5) is attached onto the pump’s shaft directly and secured by the nut (6). (350 torque; 300 Nm with the
screwdriver with final take off at 350 Nm with dynamometric wrench).
1. High—pressure pump — 2. Fixing screws — 3. Fuel inlet — 4. and 9. Outlet to Common Rail — 5. Pump gear — 6. Fixing nut —
7. Seal — 8. Outlet for draining off excess fuel.
81383
SECTION 2 - FUEL
15
VECTOR 8 ENGINES
Print P2D32V001E Base - April 2006
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