卡特C9发动机技术5
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C-9 LAB EXERCISES
(Student's Copy)
Index of Labs
Lab A: C-9 Systems Component Identification
Lab B: C-9 Systems Operation
Lab C: Fuel Injection System Component Removal and Installation Lab D: Fuel Injection System Testing and Adjusting
Lab E: Electrical/Electronic Component Removal and Installation Lab F: Electronic System Power Supply Testing
Lab G: Electrical/Electronic Component Testing and Adjusting Lab H: General System Diagnostics
Lab A: C-9 Systems Component Identification
Shop Exercise Using the lab worksheets and the system schematics, identify the
following components where visible:
Cooling System
Thermostat and housing
Coolant temperature sensor
Water pump
Bypass line
Lubrication System
Oil pressure sensor
Oil pump
Oil filter
Oil cooler
Oil breather
Air Intake and Exhaust System
Atmospheric pressure sensor
Turbocharger inlet pressure sensor, if installed
Turbocharger outlet pressure sensor
Inlet manifold heater and relay
Air filters
Turbocharger compressor
Turbocharger turbine
Wastegate, if installed
Fuel Delivery System
Unit injector
Transfer pump
Priming pump
Primary filter
Water separator
Secondary filter
Fuel pressure regulating valve
EXERCISE INSTRUCTOR NOTE
Lab A: C-9 Systems Component Identification (continued)
Electronic Control System
ECM and 70 pin connectors
Personality module
Speed/timing sensors
HEUI hydraulic pump
Pump control valve
Hydraulic pressure sensor
Analog and digital sensors
Electronic unit injector
Service tool connector
Machine interface connector
System power supplies
Data links
Shutdown systems
System power supplies
Ground stud
After component identification, state the function and location of each
component listed on the worksheet either written or orally. All engine MATERIALS NEEDED
locations are referenced from the rear of the engine.
C-9 engine or
Machine or truck with C-9 engine
Cooling, lubrication, air intake and exhaust system schematics
Lab A Worksheets
Lab A Worksheets
COOLING SYSTEM _____ Thermostat and Housing
Function:
Location:
_____ Coolant Temperature Sensor
Function:
Location:
_____ Water pump
Function:
Location:
_____ Bypass Line
Function:
Location: