Basic Engine Performance II
Standard letter grades
Contact hours total
AUT 101, AUT 106, AUT 107, AUT 110 and AUT 115.
Designed to continue the study and apply the theory presented in AUT 112 Basic Engine Performance I. Continues with the operation, diagnoses, and repair of the carburetion system as it was used in vehicles of the past.
1. Describe the theory and operation of automotive carburetor fuel systems.
2. Diagnose and repair problems related to carburetor fuel systems.
3. Perform the disassembly, cleaning, and assembly of a carburetor.
4. Perform adjustments to carburetor fuel systems, including idle mixture, idle speed, metering jets, and choke settings.
5. Describe and practice safety procedures while working on gasoline engines.
1. Fuel system gases and requirements of engine
2. Fuel system history (Pogue carburetor)
3. Fuel system - tank, sender and fuel pump
4. Carburetor systems overview
5. Fuel gauge testing, Engine vacuum test, fuel pump test
6. Carburetor fuel systems operation (float, main, idle, part- throttle), small gas engine carburetor
7. Carburetor systems
8. Carburetor fuel systems operation (accelerator, power, choke)
9. Carburetor rebuilding, idle adjustments
10. Carburetor systems, secondary circuit, manifolds, scope patterns, evolution of fuel system,
11. Carburetor adjustments
Requires special gear, see syllabus for details.