18 1 ENGINE SYSTEMS
Engine Systems
Engine System Diagram
Figure 9 Engine systems
The primary engine systems are A ir Management and
Fuel Management which share some subsystems or
have a subsystem that contributes to their operation.
• The Electronic Control system controls the Air
Management System and Fuel Management
System.
• The Coolant System provides heat transfer for
crankcase and cylinder sleeves, cylinder head,
EGR gases, and lubrication oil.
• The L ube Oil System provides lubrication and
heat transfer for engine components.
• The ICP system uses lube oil for hydra ulic fluid to
actuate the fuel injectors and the optional engine
brake.
• The Fuel Supply System pressurizes fuel for
transfer to the fuel injectors.
EGES-270-1
Read all safety instructions in the "Safety Information" section of this manual before doing any procedures.
Follow all warnings, cautions, and notes.
© August 2008 Navistar, Inc.
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