Standard

 

ELT 115 - Diagnostic Troubleshooting

Course Description

Introduces diagnostic techniques related to electrical malfunctions. Special attention is given to use of safety precautions during troubleshooting. Topics include: problem diagnosis, advanced schematics, and sequential troubleshooting procedures.

 

Competency Areas

Hours

 

Problem Diagnosis

Class

1

Advanced Schematics

D. Lab

0

Sequential Troubleshooting Procedures

P. Lab/O.B.I.

5

 

Credit

2

 

 

 

Prerequisite:

ELT 114

Corequisite:

 

 

Course Guide

 

Competency

After completing this section, the student will:

Hours

Class

D.Lab

P.Lab/

O.B.I.

PROBLEM DIAGNOSIS

3

0

15

Information

Gather information pertaining to the problem.

 

 

 

Analysis

Analyze the problem.

 

 

 

 

Determine the area or areas where the problem is existing.

 

 

 

ADVANCED SCHEMATICS

3

0

15

Advanced schematics

Read advanced schematics.

 

 

 

 

Match schematic symbols to electrical and mechanical devices.

 

 

 

 

Discriminate between power, control, and logic circuits.

 

 

 

SEQUENTIAL TROUBLESHOOTING PROCEDURES

4

0

20

Procedures

Check the power source for appropriate VOM readings.

 

 

 

 

Identify relay functions.

 

 

 

 

Determine PLC inputs and outputs.

 

 

 

 

Follow relay logic.

 

 

 

 

Follow binary logic.

 

 

 

 

Follow digital logic.

 

 

 

 

Suggested Resources

 

Books

 

Adams, J., & Rockmaker, G. (1985). Industrial electricity: Principles and practices (3rd ed.). New York: McGraw-Hill.

Alerich, W. N. (1992). Electric control. New York: Delmar.

Fuchs, D. J., & Gerstang, S. (Year). Electrical motor controls. Indianapolis: Howard W. Sams.

Larson, B. (1983). Power control electronics. Englewood Cliffs, NJ: Prentice Hall.

McIntyre, R. L. (1971). Electric motor control fundamentals. New York: McGraw-Hill.

Miller, R. (1982). Industrial electricity. Peoria, IL: Bennett.

Mullin, R. C. (1981). Electrical wiring (industrial). Albany, NY: Delmar.

Nadon, J., et al. (1984). Industrial electricity. Albany, NY: Delmar.

Patrick, D. R., & Fardo, S. (1978). Experimenting with industrial electrical systems. Indianapolis: Howard W. Sams.

Patrick, D. R., & Fardo, S. (1985). Rotating electrical machines and power systems. Englewood Cliffs, NJ: Prentice Hall.

Rosenberge, S. (1970). Electric motor repair. New York: Holt, Rinehart & Winston.

Smith, R. L. (1984). Electrical wiring--industrial. Albany, NY: Delmar.