Standard

 

ACR 120 - Conventional Frame Repair

Course Description

Emphasizes the diagnosis, straightening, measurement, and alignment of conventional automobile and truck frames. Topics include: alignment measurement systems; damage diagnosis; equipment types and usage; frame straightening, repair, and alignment; safety precautions, and computerized damage diagnosis.

 

 

 

Competency Areas

Hours

 

Alignment Measurement Systems

Class

1

Damage Diagnosis

D. Lab

2

Equipment Types and Usage

P. Lab/O.B.I.

3

Frame Straightening, Repair, and Alignment      

Credit

3

Safety Precautions

 

 

Computerized Damage Diagnosis

 

 

 

 

 

Prerequisite:

ACR 109, SCT 100

Corequisite:

 

 

Course Guide

 

Competency

After completing this section, the student will:

Hours

Class

D.Lab

P.Lab/

O.B.I.

ALIGNMENT MEASUREMENT SYSTEMS      

2

4 

2

Types of frame construction

Identify the various types of conventional frame construction.

 

 

 

Misalignment and measurement equipment

Identify the five basic frame misalignments.

 

 

 

 

Identify the various types of equipment used to measure frame misalignment.

 

 

 

DAMAGE DIAGNOSIS                  

2

4 

4

Measurement procedures

Measure damaged frame with tape ruler and tram gauge.

 

 

 

 

Install, set up, and read self centering gauges, or tracking gauge to determine type and extent of damage.

 

 

 

Specifications

Demonstrate ability to use dimension books to check alignment or misalignment of frame and suspension components.

 

 

 

EQUIPMENT TYPES AND USAGE          

2

2 

6

Types

Identify various types of equipment to repair damaged frame members.

 

 

 

Set up procedures

Describe procedure to set up and anchor various equipment.

 

 

 

FRAME STRAIGHTENING, REPAIR, AND ALIGNMENT

                                                                       

2

4 

6

Straightening procedures

Demonstrate proper procedure to repair each of the five

misalignments.

 

 

 

 

Demonstrate various pulls from all angles for each of the five misalignments.

 

 

 

Specifications

Check repair for alignment within manufacture specifications properly.

 

 

 

SAFETY PRECAUTIONS               

2

2 

6

Hazards

List all safety hazards that apply to repair procedures.

 

 

 

Procedures

Practice safety in all phases of measurement, diagnosis and repair procedures.

 

 

 

COMPUTERIZED DAMAGE DIAGNOSIS

2 

4

6

 Estimating damages

Demonstrate the proper use of computer aided diagnostics to estimate damages.

 

 

 

 

Suggested Resources

 

Books

 

Chudy, H. T. (1988). The complete guide to automotive refinishing (2nd ed.). Englewood Cliffs, NJ: Prentice Hall.

Deroche, A. G. (1988). Automotive collision estimating and repair. Englewood Cliffs, NJ: Prentice Hall.

Deroche, A. G. (1988). Automotive refinishing handbook. Englewood Cliffs, NJ: Prentice Hall.

Duenk, L. G., et al. (1984). Auto body repair. Encino, CA: Bennett & McKnight.

I-CAR. (1984). Unibody auto collision repair (Series 1-9). Des Plaines, IL: Author.