NUT 4368027 - Caterpillar

Personal injury or death may result from failure to adhere to the following procedures.Fuel leaked or spilled onto hot surfaces or electrical components can cause a fire.Clean up all leaked or spilled fuel. Do not smoke while working on the fuel system.Turn the disconnect switch OFF or disconnect the battery when changing fuel filters.
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.Refer to Special Publication, NENG2500, "Dealer Service Tool Catalog" for tools and supplies suitable to collect and contain fluids on Cat® products.Dispose of all fluids according to local regulations and mandates.
In order to keep the engine in optimum condition, it is important to keep the fuel free from contamination. As fuel system contamination usually occurs during refueling, the following points should be observed:
Only use clean fuel of the correct grade from a reliable source.
Do not refuel from contaminated containers or containers that are not suitable for fuel storage.
Do not use contaminated equipment.
Regularly clean the fuel filler cap and the area around the fuel filler cap.If the engine does not start, air may be trapped in the fuel lines to the engine. Use the following procedure in order to purge air from the fuel lines.Electric Fuel Priming Pump
This machine is equipped with an electric fuel priming pump.
Fuel System - This symbol identifies a fuel system component.
Illustration 1 g01350000Note: You can only use the priming pump when the engine start switch key is OFF.
Move the switch for the electric fuel priming pump to the ON position. Allow the pump to run for several seconds.
Return the switch for the electric fuel priming pump to the OFF position.
Start the engine. If the engine does not start, or if the engine continues to misfire or smoke, additional priming may be necessary. The electric fuel priming pump will only operate if the engine start switch key is in the OFF position. Shut off the engine before additional priming.
Run the engine at the LOW IDLE position until the engine runs smoothly.