PLATE 2646796 - Caterpillar

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, "Caterpillar Tools and Shop Products Guide" for tools and supplies suitable to collect and contain fluids on Caterpillar products.Dispose of all fluids according to local regulations and mandates.
The fuel system needs to be primed due to the following circumstances:
The primary fuel filter has been changed.
The secondary fuel filter has been changed.
The fuel injectors have been removed.
The engine has run out of fuel.Note: The volume of air in the water separator is small. Usually, it is not necessary to prime the fuel system if only the water separator element has been changed.Your machine is equipped with an electric fuel priming pump. The priming pump is located on the right side of the engine above the primary fuel filter.
Illustration 1 g01127683
Open the engine hood in order to access the fuel priming pump. The fuel priming pump is located on the right side of the machine.
Place the drain hose (3) into a suitable container in order to catch the fuel. Open the drain valve (2). Move the toggle switch (1) in order to activate the priming pump.
Operate the priming pump until fuel comes out of the drain hose. Operate the priming pump until the fuel that flows from the drain hose has no air bubbles. Turn off the drain valve. Turn off the priming pump.