Vacuum tester connected between the fuel transfer pump inletside and the primary filter/fuel-water separator 1. fuel filter housing; 2, transfer pump; 3, tester This test…
Author: Ed
I'm Ed, a blogger who loves diesel engines. I share tips, reviews, and stories about repairing and maintaining them. Join me on my blog and learn more about the diesel world.
Fuel pressure gauge connected between the transfer pump outlet and secondary fuel filters: 1, fuel filter housing; 2, transfer pump; 3, tester This test is…
In the combustion process, diesel fuel takes a certain amount of time to ignite and burn. As the engine runs faster, the burn time remains…
Engines equipped with individual PF pumps usually have their fuel racks (control rods) interconnected by adjustable mechanical linkage to permit balancing the fuel flow to…
The idle adjustment screw location will vary based on the type of governor being used. Once the engine is started, adjust the idle speed on…
(a) Example of engine-to-pump timing marks which can be referenced when spill timing the injection pump to the No. I cylinder (some engines use No.6…
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…
Double-acting fuel supply pump: 1, nonreturn valve (suction side); 2, nonreturn valve In the double-acting supply pump shown in Figure above, two additional non retum…
As the injection pump camshaft continues to revolve, it forces the roller tappet of the supply pump outward, away from the injection pump, also pushing…
On the suction stroke, the roller of the supply pump follows the camshaft inward because of the force of the plunger spring . As the…