VALVE & LINES GP-COUPLER 3336950 - Caterpillar

Removal Procedure
Table 1
Required Tools
Tool Part Number Part Description Qty
A 370-8376 Cap 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.
Care must be taken to ensure that fluids are contained during performance of inspection, maintenance, testing, adjusting and repair of the product. Be prepared to collect the fluid with suitable containers before opening any compartment or disassembling any component containing fluids.Dispose of all fluids according to local regulations and mandates.
Turn the fuel supply to the OFF position.
Turn the battery disconnect switch to the OFF position.
Drain the secondary filter. Refer to Operation and Maintenance Manual, "Fuel System Secondary Filter - Replace" for the correct procedure.
Illustration 1 g02239633
Make temporary identification marks on plastic tube assemblies in order to show the correct position of the plastic tube assemblies.
Place a suitable container below the fuel filter base in order to catch any fuel that might be spilled.
Disconnect plastic tube assembly (1), plastic tube assembly (2), and plastic tube assembly (3) from the fuel filter base. Use Tooling (A) in order to plug the plastic tube assemblies with new plugs. Use Tooling (A) in order to cap the ports in the fuel filter base with new caps.
If necessary, disconnect Original Equipment Manufactures (OEM) harness assembly from harness assembly (4) for