Figure 10
Thelowpressurepump(1)(LPP)isfittedontherearofthegearcasingthroughtheflange(3).
It receives power throu gh the coupling (2) which meshes with the front teeth o f the pump gear for the engine coolin g circ u it.
It has the task of pumping the fuel at low pressure to the high pressure pump.
1. Mec hanical low pressure pump — 2. Pump control cou pling (LPP) — 3. Flange — 4. Safety valve —
5. By-pass valve (Components 4 and 5 are housed inside the pump).
Main specifications
Safety valve (4):
- Valve opening pressure: 9,5 bar.....................................................................
- Maximum pressure: 12 bar........................................................................
By-pass valve (5):
- Valve opening pressure: 1,5 bar.....................................................................
103266
SECTION 2 - FUEL
13
VECTOR 8 ENGINES
Print P2D32V001E Base - April 2006
Low pressure pump for G-DRIVE, and SPRINKLER applications
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