Cummins 4BT – Fuel Transfer Pump Replacement Diaphragm Style

Preparatory Step:
• Disconnect the low pressure fuel lines.

10 mm
Remove the fuel transfer pump and complete the follow­ing steps.

Clean the mounting surface on the cylinder block.

10 mm
Install the fuel transfer pump with a new gasket.
Torque Value: 24 N»m [18 ft-lb]

14 mm and 17 mm
Install the low pressure fuel lines.

10 m m
Operate the hand lever until the fuel flowing from the fitting is free of air.
Tighten the bleed screw.