DISC 5H0047 - Caterpillar

Removal Procedure
Table 1
Required Tools    
Tool     Part Number     Part Description     Qty    
A     422-7170     Capping Kit     1    
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.
Turn the fuel supply to the OFF position.
Illustration 1 g02689876
Make temporary identification marks on tube assembly and hose assembly in order to show the correct position.
Place a suitable container below the primary fuel filter in order to catch any fuel that might be spilled.
Disconnect hose assembly (6) from primary fuel filter (2) .
Use Tooling (A) to plug the connection on primary fuel filter base (2) .
Use Tooling (A) to cap hose assembly (6) .
Remove banjo bolt (4) and sealing washers (3) (not shown).
Use Tooling (A) to cap tube assembly (5) .
Use Tooling (A) to plug primary fuel filter base (2) .
Remove bolts (1) and remove primary fuel filter (2) from the mounting bracket for the primary fuel filter.
Illustration 2 g02689916
If necessary, remove the mounting bracket for the primary fuel filter from the cylinder head. Follow Step 3.a through Step 3.c in order to remove the mounting bracket for the primary fuel filter.
Remove bolt (7) and bolts (9) from primary fuel filter mounting bracket (10) .
Remove mounting bracket (12) from cylinder head (8) .
Illustration 3 g02689915
If necessary, follow Step 12.a through Step 12.d in order to dis