Download SMALL ENGINE FUEL SYSTEMS Small Engine Fuel Systems

LEGV4801-02
Course Description
-29/02
COURSE DESCRIPTION
Small Engine Fuel Systems
Content
4 1/2 Days
2050
None
This course is an in-depth study of the Caterpillar fuel systems for the
3114, 3116, 3126/3126B/E, C-9 and 3208 engines. Participants will
learn to test and adjust the 1.1 and 1.2 liter mechanical and HEUI fuel
systems and the sleeve metering fuel system used on the 3208 engines.
Caterpillar fuel injection pumps, governors, unit injectors, and nozzles
will be studied.
Audience
References
•
Explain the relationship of horsepower, rack, boost, fuel rate, torque
and BSFC
•
Explain the engine operating tolerances and the relationship of
density of fuel and air to engine performance
•
Explain the operating principles of the mechanical unit injectors,
HEUI fuel systems and sleeve metering fuel systems.
•
Demonstrate the adjustments of 1.1 liter and 3208 governors.
•
Demonstrate the removal and installation of a 1.2 liter HEUI
injector and Injector sleeve.
•
Test 7000 series, capsule and pencil nozzles.
•
Check and adjust fuel settings.
•
Check and adjust unit injector synchronization and timing.
•
Explain the operation of the C-9 fuel system
Students attending this course must be able to use the service manual
and Caterpillar fuel system tools. Participants must also have a basic
knowledge of diesel engine systems. Priority will be given to
individuals designated by dealerships to become a Certified Engine
Instructor.
Students attending will be asked to bring approved safety glasses and
wear only rigid style shoes. (No canvas tennis shoes or open toe shoes).
Students should also bring a calculator.