|
Standard |
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£State Standard |
RInstitutionally Developed |
College: |
LER
115 - 2-Cycle Engine Equipment Repair
Course
Description
Introduces two-stroke engine operation.
Topics include: Lawn Equipment two-stroke engine fundamentals, ignition
systems, governor systems, and fuel systems.
|
Competency Areas |
Hours |
|
|
Two-Stroke
Engine Fundamentals |
Class |
1 |
|
Electrical Systems |
D.
Lab |
4 |
|
Fuel
Systems and Diagnosis |
P.
Lab/O.B.I. |
0 |
|
|
Credit |
3 |
|
Prerequisite: |
Program
admission |
|
Corequisite: |
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Course
Guide |
|
Competency |
After completing
this section, the student will: |
Hours |
||
|
Class |
D.Lab
|
P.Lab/O.B.I. |
||
|
Two-Stroke
Engine Fundamentals |
3 |
15
|
0 |
|
|
Safety |
Demonstrate
small engine repair safe working procedures. |
|
|
|
|
Principles
of Operation |
Demonstrate
knowledge of two-stroke cycle internal combustion engine principles of
operation. |
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|
|
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Identification |
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|
|
|
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Servicing |
Remove,
Inspect, diagnose, repair, and replace cylinder assemblies, crankcase
assemblies, rod and piston assemblies, and cylinder heads. |
|
|
|
|
|
Remove
and replace bearings and seals |
|
|
|
|
Electrical Systems |
4 |
10
|
0 |
|
|
Ohm’s Law |
Define Ohm’s Law and the relationship among voltage, amperage,
and resistance. |
|
|
|
|
Magnetism |
Explain the basic principles of magnetism. |
|
|
|
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Components |
Locate and identify electrical circuit components. |
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Ignition system |
Identify ignition system and describe ignition system operation |
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DMM Meter |
Set up and use digital voltmeters, ammeters, and ohmmeters. |
|
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|
|
Application |
Diagnose circuit problems using continuity and voltmeters to
record voltage drop. Troubleshoot
ignition system using spark tester and DMM. |
|
|
|
|
Carburetion and
Fuel Systems |
3 |
15
|
8 |
|
|
Carburetors |
Identify
the major types of two-cycle carburetors and carburetor components, explain
basic theory and operation |
|
|
|
|
Identify
the basic operation of the fuel system, including: fuel/oil mixture, fuel tank and line
routing, primer operation, and governor. |
|
|
|
|
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Identify
diagnostic checks to verify proper two-cycle fuel and carburetion
operation. Identify contaminated fuel. |
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|
|
|
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Suggested
Resources |
Roth, A. (2003) Small Gas Engines: Fundamentals,
Service, Troubleshooting, Repair, Applications. ISBN 1-59070-183-6.
Roth, A. (2003) Small Gas Engines: Fundamentals,
Service, Troubleshooting, Repair, Applications Workbook. ISBN 1-59070-184-4.
Radcliff, R., Roark.
D. (2003) Small Engines 2nd Edition (Briggs and
Stratten). ISBN 0-8269-0012-7.
Radcliff, R., Roark.
D. (2003) Small Engines 2nd Edition (Briggs and
Stratten). ISBN 978-0-8269-013-5.
Tecumseh 2-Cycle
Engines Handbook 740047
Posted: 06/16/08