Denyo DCA-600P, Instruction Manual

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(4) Replacement of fuel filter element (primary filter and secondary filter)
1. Replacement of Primary filter
[ NOTE ]
: 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.
①
Turn the fuel supply valva (if equipped) to the OFF position.
Place a suitable container under the primary fuel filter
assembly. Clean the outside of the primary fuel filter
assembly.
② Drain the primary fuel filter. Refer to this Operation and
Maintenance Manual, “Fuel System Primary Filter/Water
Separator-Drain” in order to drain the primary fuel filter.
③
Remove the filter bowl (1) from the assembly.
Remove the filter element and the old O ring seal.
Discard both items. Clean the filter bowl.
[ NOTE ]
: The filter element for the primary fuel filter is different
from the filter element for the secondary fuel filter.
Ensure that the correct filter elements are installed
into the filter system.
④
Ensure that the insert (3) is the same shape as the tab (2).
⑤ Align the insert to the tab. Install the element into the filter bowl.
⑥
Install the new O ring seal (4). Lubricate the threads on the
bowl assembly with CV60889 Special Lubricant.
⑦ Install the bowl assembly. Tighten the assembly to a torque
of 80 N
･
m (59 lb ft).
⑧
Remove the container and dispose of the fuel safely. Turn
the fuel supply valve (if equipped) to the ON position.
⑨
Prime the fuel system. Refer to the Operation and Maintenance
Manual, “Fuel System-Prime” for more information.
⑩
Operate the engine and check for fuel leaks.
2. Replacement of Secondary filter
[ NOTE ]
: 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.
①
Turn the fuel supply valva (if equipped) to the OFF position.
Place a suitable container under the fuel filter assembly.
Clean the outside of the secondary fuel filter assembly.
②
Remove the drain plug (1). Allow the fuel to drain from the
filter. Check the O ring seal on the drain plug for damage.
If necessary, replace the O ring.
③
Remove the secondary filter bowl (2) from the assembly.
Remove the filter element and the O ring seal.
Discard both items. Clean the filter bowl.