BUSHING 2519905 - Caterpillar

Removal Procedure
Start By:
Remove the mounting bracket for the electronic control module. Refer to Disassembly and Assembly, "ECM Mounting Bracket - Remove and Install".
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 Systems Operation, Testing and Adjusting Manual, "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.
Note: Put identification marks on all hoses, on all hose assemblies, on wires and on all tube assemblies for installation purposes. Plug all hose assemblies and tube assemblies. This helps to prevent fluid loss and this helps to keep contaminants from entering the system.
Turn the fuel supply to the OFF position.
If necessary, disconnect the hose for the crankcase breather from the clip that secures the hose to the engine oil pan. Position the hose away from the fuel transfer pump.
Illustration 1 g01247425
Typical example
If necessary, disconnect the harness assembly from position sensor (1). Refer to Disassembly and Assembly, "Position Sensor (Fuel Injection Pump) - Remove and Install". Position the harness assembly away from the fuel transfer pump. Note: If the tube assembly has quick fit connections, ensure that the connections are clean before the tube assembly is plugged.
Disconnect the plastic tube assembly from inlet connection (7) on the fuel transfer pump.
Remove the plastic tube assembly from outlet connection (2).
Remove outlet connection (2) from fuel transfer pump (4). Plug the open port in the fuel transfer pump immediately with a new plug. Remove the O-ring seal from the connection. If necessary, remove inlet connection (7) from fuel transfer pump (4). Plug the open port in the fuel transfer pump immediately with a new plug. Remove the O-ring seal from the connection.
Illustration 2 g01457480
Loosen banjo bolt (3) and banjo bolt (8). Remove tube assembly (9) for the fuel return from the cylinder head to the fuel transfer pump. Note: Disconnect the tube assembly at the fuel transfer pump first in order to drain the fuel from the cylinder head.
Remove banjo bolt (3) and sealing washers (10) from tube assembly (9).
Remove banjo bolt (8) and sealing washers (10) from tube assembly (9).
Use an allen wrench with a ball end in order to remove allen head bolts (6) that secure fuel transfer pump (4) to fuel injection pump (5).
Illustration 3 g01254881
Remove the fuel transfer pump from fuel injection pump (5). Note: Do not remove dowels (11) from the fuel injection pump.
Illustration 4 g01254883
Remove O-ring seal (12) from fuel transfer pump (4).