STOP 1768440 - Caterpillar

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.
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.
Illustration 1 g01334857
Typical example
Turn the fuel supply to the OFF position.
Turn the battery disconnect switch to the OFF position.
Disconnect harness assembly (2) for electric priming pump (4) .
Make a temporary identification mark on plastic tube assemblies (1) and (3) in order to show the correct position of the tube assemblies.
Disconnect plastic tube assemblies (1) and (3) . Plug the tube assemblies with new plugs. Cap the ports in fuel priming pump (4) with new caps.
Remove bolts (5) from electric priming pump (4) .
Remove electric priming pump (4) from the mounting bracket.Installation Procedure (Electric Fuel 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 electric priming pump (4) is clean and free from wear or damage. If necessary, replace the electric priming pump.
Illustration 2 g01334857
Typical example
Position electric priming pump (4) on the mounting bracket. Install bolts (5) to electric priming pump (4) .
Tighten bolts (5) to a torque of 9 N m (79 lb in).
Remove the plugs from the plastic tube assemblies. Remove the caps from the electric priming pump.
Connect plastic tube assemblies (1) and (3) to electric priming pump (4) .Note: Ensure that the plastic tube assemblies are installed in the original positions.
Connect harness assembly (2) for electric priming pump (4) .
Turn the fuel supply to the ON position.
Turn the battery disconnect switch to the ON position.
Prime the fuel system. Refer to Operation and Maintenance Manual, "Fuel System - Prime".