Inlet And Egr Mixer Duct - Navistar INTERNATIONAL DT 466 Service Manual

Figure 67 Removing EBP tubing bracket
1. EBP tubing bracket bolt (2)
2. Remove EBP tubing bracket bolts at water
housing (Freon® compressor bracket).
3. Lift the EBP tubing and bracket assembly from the
engine.
Figure 68 Exhaust manifold mounting bolts
1. Exhaust manifold mounting bolt, M12 x 35 (11)
2. Exhaust manifold mounting bolt, M12 x 120
4. Remove 11 mounting bolts (M12 x 35) and
one mounting bolt (M12 x 120) securing the
three-piece exhaust manifold to the cylinder
head.
Read all safety instructions in the "Safety Information" section of this manual before doing any procedures.
INTAKE, INLET, AND EXHAUST MANIFOLDS
EGES-265-2
Follow all warnings, cautions, and notes.
© 2009 Navistar, Inc.
Figure 69 Removing exhaust manifold
5. Remove exhaust manifold from the engine and
discard the one piece gasket.

Inlet and EGR Mixer Duct

Figure 70 Inlet and EGR mixer duct related
components
1. EGR valve mounting bolt (4)
2. Inlet and EGR mixer duct
3. Inlet Air Heater (IAH) connections
1. Remove four EGR valve mounting bolts at the
EGR valve to mixer duct connection.
2. Remove EGR valve and discard gasket.
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