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Cummins N14 – Fuel System Priming – PT System

To reduce engine cranking time, prime the fuel pump.
NOTE: If the fuel pump is dirty, clean the outside of the pump near the filter screeen cap.
Remove the plug from the top of the fuel pump housing.
Fill the housing with clean fuel.

Install the plug in the fuel pump housing.
Torque Value: 27 N•m [20 ft-lb]

NOTE: If the priming plug is difficult to remove or the fuel pump is a VS type, use clean fuel to fill the gear pump.
Remove the fuel supply hose at the fuel filter or the flow meter and fill the hose with clean fuel.
Install the fuel supply hose to the filter head or flow meter.

Install the electrical wire that supplies power to the solenoid.
NOTE: The manual override screw on the solenoid must be turned counterclockwise until it stops to allow the solenoid to open and close.
Install the throttle control device to the throttle arm on the fuel pump.