RING-RETAINING 1178806 - Caterpillar

Removal Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A 376-8376 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.
Ensure that the plastic tube assemblies are installed in the original positions. Failure to connect the plastic tube assemblies to the correct ports will allow contamination to enter the fuel system. Serious damage to the engine will result if contaminated fuel enters the fuel system.
Turn the fuel supply to the OFF position.
Illustration 1 g03411153
The fuel priming pump can be installed in any location on a machine. Ref to the Original Equipment Manufacture (OEM) for the correct location.
Make temporary identification marks on tube assemblies in order to show the correct position of the tube assemblies.
Place a suitable container below the fuel filter base in order to catch any fuel that might be spilled.
Disconnect tube assembly (2) and tube assembly (3) from the assembly of primary fuel filter (4).
Use Tooling (A) in order to plug the tube assemblies. Use Tooling (A) in order to cap the connections on the primary fuel filter.
Disconnect the OEM harness assembly from the connection on harness assembly (5) for water in fuel sensor (6).
Remove bolts (1) and remove the assembly of primary fuel filter (4) from the mounting. Support the primary fuel filter as the bolts are removed.
If necessary, disassemble the assembly of primary fuel filter (5). Ref to Disassembly and Assembly, "Water Separator and Fuel Filter (Primary) - Remove and Install" for the correct procedure. Installation Procedure (Manual Priming Pump)
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.
Ensure that the fuel priming pump is clean and free from wear and damage. If necessary, replace the fuel priming pump.
If necessary, assemble the assembly of primary fuel filter (5). Ref to Disassembly and Assembly, "Water Separator and Fuel Filter (Primary) - Remove and Install" for the correct procedure.
Illustration 2 g03411153
Position the assembly of primary fuel filter (4) onto the mounting.
Install bolts (2) to the assembly of primary fuel filter (3). For M8 8.8 graded bolts, tighten the bolts to a torque of 22 N m (195 lb in).For M10 8.8 graded bolts, tighten the bolts to a torque of 44 N m (32 lb ft).For different