Maricopa Community Colleges  HVA290   19962-20086 
Official Course Description: MCCCD Approval: 07/22/08
HVA290 19962-20086 LEC 2 Credit(s) 2 Period(s)
Compressor Maintenance
Location and installation of a compressor, measuring instruments, rebuilding procedures, compressor-motor alignment.
Prerequisites: None.
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MCCCD Official Course Competencies:
 
HVA290   19962-20086 Compressor Maintenance
1. Determine the proper location for the compressor. (I)
2. Prepare compressor and motor for installation. (II)
3. Determine proper alignment of the compressor to the motor. (III)
4. Demonstrate the correct use of a dial indicator for aligning the compressor and the motor. (IV)
5. Differentiate among the specific types of belts. (V)
6. Determine proper belt tension. (VI)
7. Complete maintenance on specific compressors. (VII)
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MCCCD Official Course Outline:
 
HVA290   19962-20086 Compressor Maintenance
    I. Compressor location
        A. Moving equipment
        B. Lifting compressor
        C. Work area
        D. Codes
        E. Safety
      II. Compressor and motor installation
          A. Rigging safety
          B. Types of rigging equipment
        III. Motor-compressor alignment
            A. Foundation mounting bolts
            B. Blocking frame for initial placement
            C. Setting unit on frame
            D. Manufacturer's instructions
            E. Safety
            F. Straight edge
            G. Measuring instruments
          IV. Dial indicators
              A. Set-up
              B. Reading
              C. Moving unit for fine measurement
              D. Angular and parallel readings
            V. Belt size
                A. Light duty
                B. Heavy duty
                C. Width
                D. Height
                E. Single groove
                F. Multi-groove
                G. Matched-pair
              VI. Belt tension
                  A. Manufacturer's data
                  B. Measuring gauge
                  C. Running
                  D. Belt tension
                  E. Sheave condition
                VII. Compressor maintenance
                    A. Manufacturer's data
                    B. Precision measuring instruments
                    C. Rebuild specific compressors
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