SPIDER AS-FAN 1976548 - Caterpillar

Do not fill fuel filters with fuel before installing them. Contaminated fuel will cause accelerated wear to fuel system parts.
The secondary filter for the fuel system is positioned in the engine compartment at the right rear of the machine.
Open the engine compartment access door on the right side of the machine, if the machine is equipped with engine compartment access doors.
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Close the fuel supply valve. The fuel supply valve is positioned in the engine compartment on the right side of the machine.
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Remove the secondary fuel filter.
Drain the fuel from the secondary fuel filter into a suitable container.Note: Discard any drained fluids according to local regulations.
Clean the mounting base for the secondary fuel filter. Make sure that you removed all of the old seal.
Coat the seal of the new secondary fuel filter with clean diesel fuel.
Install the new secondary fuel filter by hand. Tighten the new secondary fuel filter until the seal contacts the mounting base. Then tighten the new secondary fuel filter for an additional turn of 3/4 of a turn.Use the rotation index marks on the new secondary fuel filter as a guide for tightening the filter. These rotation index marks are spaced at intervals of 1/4 turn.
Open the fuel supply valve.
Prime the fuel system. See the Operation and Maintenance Manual, "Fuel System - Prime" for more information.
Close the engine compartment access door on the right side of the machine, if the machine is equipped with engine compartment access doors.