1. Stop the vehicle and shut off the engine.
WARNING: The vehicle must be stopped with the engine off
when draining the HFCM/FCM. Fuel may ignite if the separator
is drained while the engine is running or vehicle is moving.
2. Locate the HFCM and place an appropriate container under the drain
port (see illustration).
• E-Series
F-Super Duty
3. Rotate drain lever to the outward position. Allow the HFCM/FCM to
drain for approximately 25 seconds or until clean fuel is observed. Rotate
the lever towards the housing until it is firmly seated.
4. Verify that the drain valve is closed and latched, then remove the
container from under the vehicle.
5. Restart the engine and check WATER IN FUEL indicator light; it
should not be illuminated. If it continues to illuminate, have the fuel
system checked and repaired.
Maintenance and Specifications
41
2010 Econoline (eco)
Supplement (supplement), 1st Printing
USA (fus)
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