F 550 4WD Super Duty V8-6.4L DSL Turbo (2008)
Fuel Cooler-to-Fuel Filter Module Return Tube
Removal
1. Shut the engine off and wait 5 minutes, to allow the fuel in the fuel filter module to partially drain.
2. CAUTION: Fuel injection equipment is manufactured to very precise tolerances and fine clearances. To prevent fuel system damage, it is
essential that absolute cleanliness is observed when working with these components.
Remove the fuel filter module cover and, using a suitable suction device, remove the fuel from the fuel filter module.
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Install the fuel filter module cover when finished.
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Tighten to 27 Nm (20 lb-ft).
3. Loosen the clamps and remove the charge air cooler (CAC) tube flex coupling.
4. CAUTION: Fuel injection equipment is manufactured to very precise tolerances and fine clearances. To prevent fuel system damage it is
essential that absolute cleanliness is observed when working with these components. Always install Fuel System Caps to any open orifices
or tubes.
Remove the banjo bolts, the washers and the fuel cooler-to-fuel filter module return tube.
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Discard the washers.
Installation
1. CAUTION: Only use banjo bolts with a green hex head. The green-headed bolts do not contain a check valve. When viewed from the
