PLATE 7S0792 - Caterpillar

Engine: C6.6 (S/N: 6661747-1747,2026-2026,2028-2028,2032-2032,2928-2928,3063-3063,3142-3144,3190-3192,6155-6156)Introduction
There have been isolated instances of issues with 277-6162 Tube that is installed on certain C6.6 engines. A new 311-1721 Tube has replaced 277-6162 Tube . The new 311-1721 Tube must be installed with an improved low pressure fuel system.Required Parts
Table 1
Required Parts    
Part Number     Description     Qty    
311-1737     Bracket As     1    
6I-0594     Nut     2    
308-7480     Fuel Filter As     1    
6I-0593     Bolt     2    
311-1675     Fuel Line     1    
311-1293     Fuel Connection     1    
311-1721     Tube     1    
311-1331     Tube     1    
234-3063     Clip     1    
319-7345     Bracket     1    
319-7348     Bracket As     1    
319-7344     Protective Cover Assembly     1    
278-4138     Fuel System Protection Gp     1    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