FUEL SYSTEM 361
Figure 578 Installing the low-pressure fuel
supply pump
1. Low-pressure fuel supply pump
2. Seal
2. Install the low-pressure fuel supply pump and
three mounting bolts onto the high-pressure oil
pump. Tighten mounting bolts to the special
torque value (Table 47).
Figure 579 Position of tube sleeve on fuel line
ends
1. Fuel line
2. Coupling nut
3. Tube sleeve 3/8
NOTE: Tube sleeves on fuel lines of engines that used
Low Sulfur Diesel (LSD) fuel could leak after changing
to Ultra Low Sulfur Diesel (ULSD) fuel.
CAUTION: To prevent engine damage, new 3/8 tube
sleeves should be installed to prevent leakage.
3. Install a new 3/8 tube sleeve on each end of both
transfer tubes (inlet and outlet).
Figure 580 Connecting the transfer pump outlet
tube assembly
4. Connect transfer pump outlet tube assembly and
tighten all fittings.
Figure 581 Connecting fuel lines
5. Connect transfer pump inlet tube assembly and
tighten all fittings to the special torque (Table 47).
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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