Detroit Diesel EPA07, Workshop Manual

Page: 110 / 442

8.2 REMOVAL OF AIR INTAKE MANIFOLD
8.2 REMOVAL OF AIR INTAKE MANIFOLD
Remove as follows:
1. Drain the cooling system.
2. Drain the fuel fi lter module. Refer to section .
3. Remove the poly-V-belts. Refer to section 40.1.
4. Remove the Exhaust Gas Recirculation (EGR) mixer pipe and delivery pipe,
refer to section .
5. Remove cold boost pipe. Refer to section 7.2.
6. Remove the fuel fi lter module. Refer to section .
7. Remove the oil coolant module. Refer to section 26.2
8. Disconnect the high pressure fuel lines connected to the common rail and output side of
the high pressure fuel pump. Refer to section .
9. Disconnect and remove the fuel line connected to the common rail and base of the fuel
fi lter housing.
10. Disconnect and remove the air intake pressure sensor electrical harness connectors from
the two air intake sensors.
11. Identify the bolt locations prior to removal of bolts.
12. Remove the thirteen fl anged screws and isolator gaskets securing the air intake manifold
to cylinder head.
13. Remove the air intake manifold and six gaskets from the cylinder head. Discard gaskets.
All information subject to change without notice.
8-6
DDC-SVC-MAN-0081 2010 Copyright © 2010 DETROIT DIESEL CORPORATION