FUEL SYSTEM 343
6. Check all fuel lines for kinks, obstructions, or
other damage. Replace individual fuel lines as
necessary.
Fuel Filter Header Assembly and Intake Manifold
1. Drain fuel filter assembly (Figure 526), if not done
so already.
2. Drain fuel bowl by performing the following steps:
a. Have a suitable container handy to catch
draining fuel. Open drain valve completely.
In most cases, the portion of fuel below the
fuel strainer will pour out.
b. Turn primer pump assembly knob
counterclockwise to unlock. Pump primer
knob approximately 3-4 times to force fuel
through strainer.
c. Turn primer pump assembly knob clockwise
to lock.
Figure 530 Removing fuel bowl and strainer
d. Use a 24 mm or 15/16 inch open end wrench
to remove the fuel strainer from fuel filter
assembly.
Figure 531 Strainer and heater assembly
1. Fuel strainer
2. Heater assembly (optional equipment)
3. Fuel bowl O-ring
3. Remove strainer for cleaning or replacement and
discard fuel bowl O-ring.
Figure 532 Fuel filter assembly mounting bolts
1. Bolts, M8 x 100
4. Remove three mounting bolts (M8 x 100) and fuel
filter assembly from intake manifold.
EGES-265-2
Read all safety instructions in the "Safety Information" section of this manual before doing any procedures.
Follow all warnings, cautions, and notes.
© 2009 Navistar, Inc.
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