1. Bypass Valve
2. Pressure Relief Valve
Located within the plate between the low and high pressure fuel pump is a bypass valve (4) that allows fuel to bypass the stopped gearwheels and continue to the fuel pressure side (B). This valve opens between 0.15 to 0.25 bar (2.2 to 3.6 psi).
|DD15 Fuel System Technician's Guide - DDC-SVC-MAN-0037|
|Generated on 10-13-2008|