INSTALLATION GP-COMMUNICATION 4756319 - 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 g01613075
Typical example
Remove tube assemblies (1), (2) and (3) from the engine.
Remove the old secondary fuel filter canister. 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.
Remove the secondary fuel filter base mounting bracket from the inlet manifold. Discard the mounting bracket.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 2 g01613193
Typical example
Install two setscrews (4) to new mounting bracket (2). Install the mounting bracket assembly to the inlet manifold. Tighten the setscrews (4) to a torque of 22 N m (16 lb ft).
Install two setscrews (3) 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 (A). The identification mark is a hole that has a depth of 3 mm (0.1181 inch).
Install new secondary fuel filter assembly (1) to new mounting bracket (2). Tighten setscrews (3) to a torque of 55 N m (41 lb ft).
Illustration 3 g01613217
Typical example
Install tube assembly (5) .
Install the steel section of the injector leak off pipe assembly (6) to the pressure relief valve.
Install the nut to the end of the injector leak off pipe. Install the olive to the end of the injector leak off pipe. Push the end of the injector leak off pipe into the connection. Tighten the nut finger tight.
Ensure that the connection does not move. 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 (5) into the correct clip.
Illustration 4 g01613219
Typical example
Install tube assembly (7) 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