119 Maintenance Section Fuel System Secondary Filter - Replace i01380733 Fuel System Secondary Filter - Replace There are rotation index marks on the filter at 90 degree intervals. Use these marks as a guide for proper tightening. SMCS Code: 1261-510-SE NOTICE Do not fill fuel filters with fuel before installing them. Contaminated fuel will cause accelerated wear to fuel system parts. S/N: 4DJ1-Up S/N: 5SK1-742 S/N: 8TK1-Up 6. Prime the fuel system. S/N: 2LM1-Up Reference: Refer to Operation and Maintenance Manual, “Fuel System - Prime” for the correct procedure. 7. Close the engine access door. i01559511 Fuel System Secondary Filter Number One - Replace SMCS Code: 1261-510-SE S/N:
5SK743-Up g00729143 Illustration 194 1. Open the engine access door on the right side of the machine. Personal injury or death can result from a fire. Fuel leaked or spilled onto hot surfaces or electri- cal 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. NOTICE Care must be taken to ensure that fluids are contained during performance of inspection, maintenance, test- ing, adjusting and repair of the product.
Be prepared to collect the fluid with suitable containers before open- ing any compartment or disassembling any compo- nent containing fluids. g00729144 Illustration 195 2. Remove fuel filter (1). Dispose of the used filter properly. Refer to Special Publication, NENG2500, “Caterpillar Tools and Shop Products Guide” for tools and supplies suitable to collect and contain fluids on Caterpillar products. 3. Clean the filter mounting base. Make sure that all of the used gasket is removed. 4. Lubricate the gasket of a new filter with clean diesel fuel. Dispose of all fluids according to local regulations and mandates. 5. Install the new filter by hand.
When the gasket contacts the filter base, tighten the filter by an additional 3/4 turn.