The main function of any delivery valve in the injection pump is twofold: 1. At the end of the plunger’s upward fuel delivery stroke, the…
Tag: Delivery Valves
Delivery-valve problems are cylinder specific. If the valve sticks open, no fuel passes to the associated injector. Leakage is harder to diagnose. White smoke that…
Injectors feed through delivery valves mounted on the distributor head or above each barrel on inline pumps. These check valves open under pressure to supply…