YOKE 3T5429 - 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.
Do not allow dirt to enter the fuel system. Thoroughly clean the area around a fuel system component that will be disconnected. Fit a suitable cover over any disconnected fuel system components.
For more information on the maintenance of the primary fuel filter, refer to the literature that is provided by the OEM of the vehicle, or refer to the literature that is provided by the OEM of the primary fuel filter.