Note: Refer to Systems Operation, Testing and
Adjusting, “Cleanliness of Fuel System
Components” for detailed information on the
standards of cleanliness that must be observed
during ALL work on the fuel system.
NOTICE
Ensure that the engine is stopped before any servic-
ing or repair is performed.
NOTICE
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 discon-
nected fuel system component.
NOTICE
The low-pressure fuel system can be pressurized for
a time period after the engine has stopped operating.
The operating pressure of the low-pressure fuel sys-
tem can be 500 kPa (73 psi).
Note:
Both fuel filter elements must be replaced.
Remove the Element
1.
Ensure that the fuel supply valve (if equipped) is in
the OFF position. Place a suitable container under
the fuel filters in order to catch any fuel that might
spill. Clean up any spilled fuel.
Illustration 60
g03353094
Typical example
2.
Install a suitable tube onto connection (4). Rotate
the drain valve (3) counterclockwise. Two full turns
are required.
3.
Allow the fuel to drain into the container and
remove the tube.
4.
Remove the filter bowl (2) from filter body (1).
Rotate the filter bowl counterclockwise in order to
remove the assembly.
Illustration 61
g03353105
Typical example
5.
Rotate the filter element (5) counterclockwise and
remove the filter element. Clean the filter bowl.
Install the Element
SEBU8731
91
Maintenance Recommendations
Fuel System Secondary Filter - Replace
