TUBE AS 1509231 - 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 Dealer Service Tool Catalog" for tools and supplies suitable to collect and contain fluids on Caterpillar products.Dispose of all fluids according to local regulations and mandates.
Illustration 1 g00719434The primary fuel filter for the tractor is mounted on the front of the hydraulic tank. The hydraulic tank is to the right of the engine compartment.
Park the machine on a level surface.
Lower the bowl.
Shut off the engine.
Move the fuel valve (4) to the CLOSED position.
Clean the primary filter (2). Clean the filter base (1) which is located above the filter.
Turn the filter to the left in order to loosen the filter. Loosen the filter with a strap type wrench.
Remove the filter. Clean the bottom of the filter base. Make sure that all of the old filter seal is removed.
Remove water separator bowl (3) from fuel filter (2). Clean water separator bowl (3) and clean the groove for the O-ring. Note: Check water separator bowl (3) for damage. If there is no damage to water separator bowl (3), then reuse water separator bowl (3).
Lubricate the O-ring with clean diesel fuel or lubricate the O-ring with motor oil. Place the O-ring in the groove on water separator bowl (3).
Spin water separator bowl (3) onto the new fuel filter (2) by hand.
Apply clean diesel fuel to the seal of the new filter.
Install the new filter by hand. When the seal contacts the base, tighten the filter for an additional 3/4 turn. Rotation index marks are positioned on the filters at 90 degree intervals. Use these rotation index marks as a guide when you tighten the filter.
Return the fuel valve (4) to the OPEN position.
Purge the air from the fuel system. See the Operation and Maintenance Manual, "Fuel System - Prime" for further instructions. Note: The secondary fuel filter should also be changed at this time. See the Operation and Maintenance Manual, "Fuel System Secondary Filter - Replace" for further instructions.
Start the engine and check for leaks.