Maricopa Community Colleges  ABC235   20052-20086 
Official Course Description: MCCCD Approval: 07/22/08
ABC235 20052-20086 LEC 0.50 Credit(s) 0.50 Period(s)
Laser Instruments for Carpenters
Use, calibration, maintenance and safety procedures for laser surveying equipment used by carpenters.
Prerequisites: (Registered apprentice status and ABC101) or permission of the apprenticeship coordinator.
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MCCCD Official Course Competencies:
 
ABC235   20052-20086 Laser Instruments for Carpenters
1. Explain the laser and the terminology associated with its use. (I)
2. Describe how lasers are used in the construction industry. (II)
3. Explain methods/modes of operating laser equipment. (III)
4. Identify the instruments and tools used to perform field engineering functions with lasers and describe the proper setup procedures for operation of a laser. (IV, V)
5. Identify specific supplemental equipment used to support laser operation. (VI)
6. Explain the procedures to calibrate a laser unit and describe the basic rules for its care and maintenance. (VII, VIII)
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MCCCD Official Course Outline:
 
ABC235   20052-20086 Laser Instruments for Carpenters
    I. Laser and Construction
        A. Terminology and definitions
        B. Theory
          1. Acronym laser
          2. Light emitted
          3. Wavelengths
      II. Applications
          A. Cutting
          B. Drilling
          C. Boring
          D. Pipe systems
          E. Building sites
            1. Ceiling grid installation
            2. Drop ceiling installation
            3. Dry wall installation
            4. Raised access floors
            5. Pouring concrete slabs
            6. Plumbing elevator guide rails
            7. Duct systems
            8. Foundation excavation
            9. Anchor bolt alignment
            10. Shoring
            11. Curtainwall
          F. Graders
            1. Footings
            2. Elevations
            3. Land leveling
        III. Laser Controls
            A. Automatic
            B. Auto/manual
            C. Up-down override
            D. Automatic control/elevation indicator system
            E. Zero reset
            F. Blade/mast
            G. Mast up/down
            H. Power on/off
            I. Resolution
            J. Hydraulic valves
            K. HM 30 open center hydraulic module
            L. FM 30 open center hydraulic module
            M. Closed center hyraulic module
          IV. Laser Equipment
              A. Rotating laser
              B. The laser unit
            V. Operating Procedures
                A. Bore sighting
                B. Tripod
                C. Automatic leveling base
                D. Laser instruments
                E. Power supply
              VI. Supplemental Equipment
                  A. Automatic override control
                  B. Control console
                  C. Elevation indicator
                  D. Hydraulic mast
                  E. 360 receiver
                  F. Laser sensor and beam detector
                VII. Calibration
                    A. Verification
                    B. Rationale
                    C. Instructions
                  VIII. Care and Maintenance
                      A. Laser safety
                      B. Maintenance schedule
                      C. Occupational Safety and Health Act (OSHA) regulations
                      D. Trouble shooting
                        1. Symptoms
                        2. Limitations
                        3. Repair
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