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Personal injury or death can result if spilled fuel ignites. Fuel leaked or spilled onto hot surfaces or electrical components can cause a fire. To help prevent possible injury, turn the battery disconnect switch to the OFF position when changing fuel filters or water separator elements. Clean up fuel spills immediately. |
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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. |
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Do not fill fuel filters with fuel before installing them. The fuel will not be filtered and could be contaminated. Contaminated fuel will cause accelerated wear to fuel system parts. The fuel system should be primed prior to starting the engine. |
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| Illustration 1 | g00906231 |
- Remove the fuel filter element with a strap-type wrench. Discard the used filter.
- Clean the filter housing base. Make sure that all of the old seal is removed.
- Lubricate the sealing surface of the new filter element with clean diesel fuel.
- Install the new filter by hand. Tighten the filter element until the sealing surface contacts the base. Tighten the filter element an additional 3/4 of a turn.
Note: There are rotation index marks on each filter, spaced 90 degrees (1/4 turn) apart. Use these marks as a guide when tightening the filter.
- Prime the fuel system.
Reference: For information on priming the fuel system, refer to the Operation and Maintenance Manual, "Fuel System - Prime" for the machine that is being serviced.
- Start the engine and inspect the filter for leaks. Make any necessary repairs.