Sure. Bearings and seals can wear out.
Need to know what style of Cummins engine and pump first. PT, PR, VE style rotary pump, inline Bosch pump.
Can be clogged fuel filter, bad fuel pump, blown fuse, or defective fuel pump relay. In very rare instances the ECU can be defective. This is all assuming you have spark.
Yes, if the relay is defective the pump will not run, and the engine will get no fuel.
Blown fuel pump fuse, bad fuel pump relay, clogged fuel filter, defective fuel pump, or defective fuel pressure regulator.
• Reciprocating engine • Rotary engine • Oscillating cylinder engine • Hand Pump • Scotch Yoke • Oldham's coupling • Elliptical Trammel
A rotary pump can go to about 100 gph. Some can reach 120 gph.
how does a rotatory pump work
Your new fuel pump is apparently defective. A fuel pump is required to supply fuel to the engine, and the engine cannot run (and of course not start) without a supply of fuel.
Out of gas, blown fuel pump fuse, bad fuel pump, bad fuel pump relay, clogged fuel filter, loose or corroded wiring, defective fuel pressure regulator, or in rare instances a defective computer.
Defective fuel pump fuse, defective fuel pump relay, loose, corroded, or disconnected wiring. Lastly, the new fuel pump may be defective.
Antifreeze leak in a 1999 Jeep may be as a result of a defective water pump or a cracked engine block.Antifreeze leak in your 1999 Jeep could be as a result of a radiator fluid leak, a cracked engine block, a defective water pump, or any other reason.
Blown fuse, defective fuel pump relay, or the pump itself is defective.