CIRCLE 5D3390 - Caterpillar

Removal Procedure
Ensure that all adjustments and repairs that are carried out to the fuel system are performed by authorized personnel that have the correct training. Before beginning ANY work on the fuel system, refer to Operation and Maintenance Manual, General Hazard Information and High Pressure Fuel Lines for safety information. Refer to System Operation, Testing and Adjusting, Cleanliness of Fuel System Components for detailed information on the standards of cleanliness that must be observed during ALL work on the fuel system.
Illustration 1 g01624728
Typical example
If necessary, remove the protective cover (1) .
Remove the primary fuel filter. Refer to Disassembly and Assembly, "Fuel Priming Pump - Remove and Install" for the correct procedure.
Illustration 2 g01624742
Typical example
Remove tube assemblies (2), (3) and (4) from the engine.
Remove the old canister for the secondary fuel filter. Refer to Operation and Maintenance Manual, "Fuel System Secondary Filter - Replace" for the correct procedure.
Remove the existing secondary fuel filter base. Refer to Disassembly and Assembly, "Fuel Filter Base - Remove and Install (Secondary Fuel Filter)" for the correct procedure.Installation Procedure
Ensure that all adjustments and repairs that are carried out to the fuel system are performed by authorized personnel that have the correct training. Before beginning ANY work on the fuel system, refer to Operation and Maintenance Manual, General Hazard Information and High Pressure Fuel Lines for safety information. Refer to System Operation, Testing and Adjusting, Cleanliness of Fuel System Components for detailed information on the standards of cleanliness that must be observed during ALL work on the fuel system.
Illustration 3 g01625029
Typical example
Install two new setscrews (5) to new secondary fuel filter assembly (1) .Note: The new secondary fuel filter base will have a identification mark on the top of the secondary fuel filter base (4). The identification mark is a hole that has a depth of 3 mm (0.1181 inch).
Install new secondary fuel filter assembly (1) to the bracket for the protective cover (2). Install new bracket assembly (3) to new secondary fuel filter assembly (1). Install the two new setscrews (5) and nuts to the mounting bracket (6). Tighten setscrews (5) to a torque of 55 N m (41 lb ft).
Illustration 4 g01625052
Typical example
Install tube assembly (7) .
Install the leakoff pipe (8) to the connector of the pressure relief valve.
Install the nut to the leakoff pipe for the injector. Install the olive for the leakoff pipe. Push the leakoff pipe into the connection. Tighten the nut finger tight.
Ensure that the connection does not move. By using a suitable tool, tighten the nut to a torque of 26 N m (19 lb ft) for a steel connection or 21 N m (15 lb ft) for a brass connection.
Press tube assembly (7) into the correct clip.
Illustration 5 g01625059
Typical example
Install tube assembly (9) to the inlet connection of the fuel injection pump and the outlet connection of the secondary fuel filter base. Tighten the nuts to a torque of 26 N m (19 lb ft) for a steel connection or 21 N m (15 lb ft) for a brass connection.Note: If a