SHIM 1873835 - Caterpillar

Fuel leaked or spilled onto hot surfaces or electrical components can cause a fire. To help prevent possible injury, turn the start switch off when changing fuel filters or water separator elements. Clean up fuel spills immediately.
Note: Refer to Testing and Adjusting Manual , "Cleanliness of Fuel System Components" for detailed information on the standards of cleanliness that must be observed during all work on the fuel system.Ensure that all adjustments, maintenance, and repairs are performed by authorized personnel that have had the correct training.Single Filter
Ensure that the engine is stopped before any servicing or repair is performed.
After the engine has stopped, wait for 60 seconds in order to allow the fuel pressure to be purged from the high-pressure fuel lines before any service or repair is performed. If necessary, perform minor adjustments. Repair any leaks from the low-pressure fuel system and from the cooling, lubrication, or air systems. Replace any high-pressure fuel line that has leaked. Refer to Disassembly and assembly Manual, "Fuel Injection Lines - Install".
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The engine can auto start. Ensure that the power supply is isolated before any service or repair is performed.
Ensure that the fuel supply valve is in the OFF position. Place a suitable container under the fuel filter in order to catch any fuel that might spill. Clean up any spilled fuel.
Clean the outside of the fuel filter. Use