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Master Course Outline
EST 110
Refrigeration and Air Conditioning Mechanical Equipment


Credits: 6
Clock Hours per Quarter: 70

AA Discipline:

Lecture Hours:50    Lab Hours:20


Description
Mechanical equipment used in the refrigeration and air conditioning trade and practice on proper troubleshooting and repair methods are covered. Proper application and repair of evaporators, condensers, compressors, expansion devices, and special components will be analyzed. Prerequisite: EST 100 or 101; or instructor permission.

Intended Learning Outcomes
  • Ability to determine evaporator pressure, the evaporating refrigerant temperature and the amount of evaporator superheat, and the approximate pressure for three common refrigerants
  • Identify and explain the operation of different types of evaporators
  • Determine condenser pressure, temperature, superheat and subcooling
  • Identify and explain the operation of different types of condensers
  • Identify five types of compressors
  • Determine suction pressure, discharge pressure, compression ratio, suction superheat, discharge temperature, crankcase oil temperature, operating voltage and amperage, and whether the compressor is performing normally
  • Identify three of the most popular expansion devices
  • Measure and adjust TXV superheat
  • Describe system effects of adjustment to TXV superheat
  • Calibrate system charge by fixed bore metering device superheat
  • Distinguish between mechanical and electrical controls
  • Explain the basic function of a mechanical control
  • Describe various refrigeration accessories

  • Course Topics
  • Evaporators
  • Condensers
  • Compressors
  • Expansion devices
  • Special components

  • Syllabi Listing See ALL Quarters
    Course
    Year Quarter
    Item
    Instructor  
    EST 110
    Winter 2014
    0925
    Michael Houdak
    EST 110
    Winter 2014
    8240
    Chet Mills
    EST 110
    Winter 2014
    9722
    Timothy Ault
    EST 110
    Fall 2013
    8240
    Chet Mills
    EST 110
    Winter 2013
    0925
    Michael Houdak


    Two Year Projected Schedule

    Year One* Year Two**
    Fall
    Winter
    Spring
    Summer
    Mini 
    Fall
    Winter
    Spring
    Summer
    Mini
     
    X
     
     
     
     
    X
     
     
     

    *If fall quarter starts on an odd year (2003, 2005, etc.), it's Year One.
    **
    If fall quarter starts on an even year (2002, 2004, etc.), it's Year Two.