Standard

Posted: 03/04/08

X State Standard

Institutionally Developed

College: n/a

MEN 102 – Marine Two-Stroke Engine Fundamentals and Servicing

Course Description

Introduces basic concepts of two-stroke engine theory and servicing. Topics include: marine two-stroke engine fundamentals, power head servicing, precision measuring, and block repair methods.

 

Competency Areas

Hours

Two-Stroke Engine Fundamentals

Class

2

Two-Stroke Engine Diagnosis

D. Lab

2

Block Repair Methods

P. Lab/O.B.I.

6

 

Credit

5

 

Prerequisite:

MEN 100

Corequisite:

MEN 100

 

Course Guide

 

Competency

After completing this section, the student will:

Hours

Class

D.Lab

P.Lab/

O.B.I.

TWO-STROKE ENGINE FUNDAMENTALS        

15

10 

40

Operation

Explain the basic principles of two-stroke cycle internal combustion engine operation.

 

 

 

Identification

Identify types of two-stroke cycle engines.

 

 

 

Power head components

Identify and explain power head component operation.

 

 

 

Power head assemblies

Diagnose and identify power head failures and their causes including pre-ignition and detonation damage.

 

 

 

Service procedures

Diagnose, inspect, repair and R & R cylinder and crankcase assemblies, crankshafts, rod and piston assemblies, cylinder heads, and bearings and seals.

 

 

 

 

 

 

 

 

TWO-STROKE ENGINE DIAGNOSIS

3

5

10

 

Perform and test two-stroke engine powerhead opereation

 

 

 

 

 

 

 

 

BLOCK REPAIR METHODS     

2

5

10

Methods

Explain block repair methods including honing, boring, and sleeving.

 

 

 

Salvaging

Explain and apply basic power head salvaging procedures, and repair damaged threads & install thread repair inserts.

 

 

 

 

Suggested Resources

 

Mercury Marine. (1993). Mercury Marine Service and Parts Manuals. Found du Lac, WI: Author.

Outboard Marine Corporation. (1993). OMC Service and Parts Manuals. Waukegan, IL: Author.

Stagner, E. (1985). Understanding the Outboard Motor. Englewood Cliffs, NJ: Prentice Hall.