8-10
Chapter 8 PERIODIC INSPECTION AND MAINTENANCE PROCEDURES
Fuel Filter - Replace
1. Clean the area around the fuel filters.
2. Prepare a drip pan, and place it under the fuel fil-
ters.
3. Using a filter wrench, remove the fuel filters.
4. Wipe off fuel on the fuel filter cartridge mounting
surface of the filter bracket with a waste cloth.
5. Prepare new fuel filter, and make sure that gasket
is properly seated in the groove.
6. Apply clean fuel to the gasket of the new fuel filter.
7. Install the fuel filter to the filter bracket. When the
gasket comes in contact with the mounting surface
of the filter bracket, further rotate 3/4 to a full turn.
8. After the new fuel filter has been installed, bleed
the fuel filter.
Note: For bleeding the fuel filter, refer to "Fuel Filter -
Bleed Air" (3-2).
9. Start the engine and run at idle speed for several
minutes.
10. Make sure that there is no fuel leak during engine
operation. If the leak is found, loosen the fuel filter
and check the gaskets for damage. If there is no
damage, retighten the fuel filter.
Fig. 8-9 Fuel Filter - Replace
Fig. 8-10 Fuel Filter
If filter case is dented, do not use the filter. Such filter
may be damaged during operation, leading to fuel
leaks, and eventually may result in a fire.
Hand tighten fuel filters. Do not tighten with a filter
wrench.
Be careful not to dent or scratch the fuel filter sur-
faces.
Apply fuel to
the gasket.
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