SEBU8605-01 103
Maintenance Section
Fuel System Primary Filter/Water Separator - Drain
i03980098
Fuel System Primary
Filte r/Water
Separator - Drain
Fuel leak ed or spilled onto hot surfaces or elec-
trical components can cause a fire. To help pre-
vent possible injury, turn the s tart switch off when
changing fuel filters or water separator elements.
Clean up fuel spills immediately.
NOTICE
Ensure that the engine is stopped before any servicing
or repair is performed.
NOTICE
The water separator can be under suction during nor-
mal engi
ne operation. Ensure that the drain valve is
tightened securely to help prevent air from entering
the fuel system.
1. Place a suitable container under the water
separator in order to catch any fluid that might
spill.
Clean up any spilled fluid.
2. Ensure that the outer body of the filter assembly is
clean
andfreefromdirt.
g02148370
Illustration 72
Typical e xample
3. Install a suita
ble tube onto drain (3). Open
the drain valve (2). Rotate the drain valve
counterclockwise. Two full turns are required.
Loosen vent sc
rew (1).
Note: T wo complete rotations of the valve will release
the valve fro
mthefi lter element.
4. Allow the fluid to drain into the container.
5. Engage the threads of the valve into the filter
element and tighten the drain valve by hand
pressure on
ly. Remove the tube and remove the
container.
6. Tighten ve
nt screw securely.
i04380994
Fuel System Seco nd ary Filter -
Replace
Fuel leaked or spilled onto hot surfaces or elec-
trical components can cause a fire. To help pre-
vent possible injury, turn the start switch off when
changing fuel filters or water separator elements.
Cleanupfuelspillsimmediately.
NOTIC
E
Ensure that the engine is stopped before any servicing
or repair is performed.
Refer to Systems Operation, Testing, and
Adjusting, “Cleanliness of Fuel System
Components” for detailed information on the
standards of cleanliness that m ust be observed
during ALL work on the fuel system.
Remove the Element
1. Turn the fuel supply valve (if equipped) to the OFF
position before performing this maintenance.
2. Place a suitable container under the fuel filter in
order to catch any fuel that might spill. Clean up
any spilled fuel. Clean the outside body of the filter
assembly.
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