Maricopa Community Colleges  RVT120   19922-20086 
Official Course Description: MCCCD Approval: 07/22/08
RVT120 19922-20086 L+L 3 Credit(s) 5 Period(s)
Brakes, Suspension and Towing
Procedures and techniques to inspect, troubleshoot, adjust, repair and/or replace recreational vehicle electric braking and towing systems. Includes an overview of primary suspension systems found on the RV chassis.
Prerequisites: Acceptance into program or permission of department. Corequisites: RVT101, RVT105, RVT110, RVT115 and RVT270AA, or permission of Department or Division.
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MCCCD Official Course Competencies:
 
RVT120   19922-20086 Brakes, Suspension and Towing
1. Describe the different types of brake systems. (I)
2. Inspect and repair or replace shoes/drums, magnets, wheel bearings, spindles, springs and armatures of RV electrical brake systems. (I)
3. List types of electronic brake controls. (I)
4. Explain electronic brake control operation. (I)
5. Demonstrate techniques for installing electronic brake controls and explain procedures for post-installation troubleshooting. (I)
6. Explain the function of primary suspension systems. (II)
7. Identify add-on suspension systems. (II)
8. Demonstrate techniques to install, adjust and repair air bags and helper springs. (II)
9. List specific types of shock absorbers, steer safe devices and alternate suspension systems. (II)
10. Install steer safe devices and replace shock absorbers and alternativesuspension systems. (II)
11. Troubleshoot alternative suspension systems and adjust alternative suspension systems for level. (II)
12. Identify specific types and classes of hitches. (III)
13. Define terminology related to RV towing systems. (III)
14. Define ball/shank sizes and determine proper ball height and angle for specific towing systems. (III)
15. Explain the procedure for calculating gross trailer weight, tongue weight and hitch weight for specific RV hitches. (III)
16. Using hitch fit manuals and calculations of gross trailer weight, tongue weight, hitch weight and gross vehicle weight rating, determinespecific customer hitch needs. (III)
17. Demonstrate techniques for installing towing systems and outline procedures for post-installation troubleshooting. (III)
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MCCCD Official Course Outline:
 
RVT120   19922-20086 Brakes, Suspension and Towing
    I. Electrical Brake System
        A. Types
        B. Maintenance
          1. shoes and drums
          2. magnets
          3. wheel bearings
          4. spindles
          5. springs
          6. armatures
        C. Electronic brake controls
          1. types
          2. circuitry/components
          3. operation
          4. installation
          5. post-installation troubleshooting
      II. Suspension System
          A. Primary suspension systems
            1. function
            2. components
          B. Add-on suspension systems
            1. Identification
            2. air bags and helper springs
              a. installation
              b. adjustment
              c. replacement
          C. Shock absorbers
            1. types
            2. components
            3. replacement - installation
          D. Steer safe devices
            1. types
            2. installation
          E. Alternative suspension systems
            1. rubber
              a. types/manufacturers
              b. components
              c. replacement
              d. adjustment
              e. troubleshooting
            2. air
              a. types/manufacturers
              b. components
              c. replacement
              d. adjustment
              e. troubleshooting
        III. Towing Systems
            A. System overview
              1. types/classes of hitches
              2. terminology
              3. ball/shank sizes
              4. ball height and angle
            B. Determining customer hitch needs
              1. hitch fit manuals/instructions/procedures
              2. gross trailer weight
              3. tongue weight
              4. hitch weight
              5. gross vehicle weight rating
              6. calculations
            C. Installation
              1. hitch
              2. auxiliary and safety controls
              3. wiring towing systems
            D. Post-installation troubleshooting
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