BODY AS 9T4325 - Caterpillar

Do not fill fuel filter with fuel before installing the fuel filter. Contaminated fuel causes accelerated wear to fuel system parts.
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.
Prepare the machine for maintenance. Refer to Operation and Maintenance Manual, "Prepare the Machine for Maintenance".
Stop the engine.
Raise the hood. Refer to Operation and Maintenance Manual, "Hood Control".
Clean the outside of the primary fuel filter element.
Illustration 1 g03726603
Open plug (1) in order to drain the fuel from the filter. Insert drain hose and let fuel flow into a suitable container.
Insert the plug.
Use a strap wrench to remove filter element (4) from filter base assembly (3).
Detach bowl (5) from the filter element. Properly discard the used filter.
Clean the filter base assembly.
Coat the new seal with clean diesel fuel prior to installation.
Attach the bowl to the new filter element.
Install the new filter element by hand. When the seal contacts the filter base assembly, tighten the filter by 270 degrees more. Note: The filter element has indicator marks at every 90 degrees.
Prime the fuel system. Refer to the Operation and Maintenance Manual, "Fuel System - Prime".
Start the engine and check for leaks.
Close the hood.