Air Conditioning/HVAC (ACR)

ACR 060  Air Conditioning & Refrigeration I Units: 3

This course is a basic study of the theory of thermodynamics and heat transfer as applied to mechanical vapor compression refrigeration cycle and system components. Classes include lectures with practical demonstrations and hands-on experience including laboratory projects demonstrate heat transfer theories and vapor compression mechanical system cycle components and accessories. A lab uniform is required for this course.
Lecture Hours: 36         Lab Hours: 54          Repeatable: No
Grading: Letter
Prerequisite: None
Advisory: ENG-070 and ESYS-004
Limitation on enrollment: None
Transfer Status: None                 Degree Applicable: AA/AS
COD GE: None                 CSU GE: None                 IGETC: None

ACR 061  Air Conditioning & Refrigeration II Units: 3

Basic types of compressors are introduced. This course covers operation of condensers within the refrigeration system. Basic evaporation process is studied. Metering devices are included with an emphasis on the specifics of modulating and fixed orifice controls. Laboratory experience provides the student an opportunity to practice the methods and techniques presented in the classroom.
Lecture Hours: 36         Lab Hours: 54          Repeatable: No
Grading: Letter
Prerequisite: ACR-060
Advisory: ENG-070 and ESYS-004
Limitation on enrollment: None
Transfer Status: None                 Degree Applicable: AA/AS
COD GE: None                 CSU GE: None                 IGETC: None

ACR 064  Air Conditioning & Refrigeration Electricity I Units: 3

This course introduces basic theory of electricity and electronics, skills needed to install and service electrical circuits of air conditioning and refrigeration systems. Also, components and symbols, wiring diagrams and wiring diagram exercises are included. A lab uniform is required for this course.
Lecture Hours: 36         Lab Hours: 54          Repeatable: No
Grading: Letter
Prerequisite: None
Advisory: ENG-070 and ESYS-004
Limitation on enrollment: None
Transfer Status: None                 Degree Applicable: AA/AS
COD GE: None                 CSU GE: None                 IGETC: None

ACR 065  Air Conditioning & Refrigeration Electricity II Units: 3

This course introduces the procedures, techniques and instruments utilized for troubleshooting the motors, circuitry and control elements for air conditioning and refrigeration equipment. Variations in control systems, including solid state, are described and analyzed.
Lecture Hours: 36         Lab Hours: 54          Repeatable: No
Grading: Letter
Prerequisite: ACR-064
Advisory: ENG-070 and ESYS-004
Limitation on enrollment: None
Transfer Status: None                 Degree Applicable: AA/AS
COD GE: None                 CSU GE: None                 IGETC: None

ACR 075  HVACR Systems Design Units: 3

Presents current industry practices for quality installation and service of residential air distribution systems as well as calculating heating and cooling loads.
Lecture Hours: 45         Lab Hours: 27          Repeatable: No
Grading: Letter
Prerequisite: None
Advisory: ACR-060
Limitation on enrollment: None
Transfer Status: None                 Degree Applicable: AA/AS
COD GE: None                 CSU GE: None                 IGETC: None

ACR 076  Facilities Maintenance - Chillers Units: 3

Presents current industry practices in maintaining chilled water, hot water, steam, cooling towers, pumps and energy management for central station systems. A lab uniform is required for this course.
Lecture Hours: 45         Lab Hours: 27          Repeatable: No
Grading: Letter
Prerequisite: None
Advisory: ACR-060 or concurrent enrollment
Limitation on enrollment: None
Transfer Status: None                 Degree Applicable: AA/AS
COD GE: None                 CSU GE: None                 IGETC: None

ACR 077  Energy Conservation Methods for HVACR Units: 3

Presents current industry practices for auditing energy losses in residential and light commercial buildings. Methods of conserving energy and sustaining natural resources are presented. Blower door diagnostics are featured. A lab uniform is required for this course.
Lecture Hours: 45         Lab Hours: 27          Repeatable: No
Grading: Letter
Prerequisite: None
Advisory: ACR-060
Limitation on enrollment: None
Transfer Status: None                 Degree Applicable: AA/AS
COD GE: None                 CSU GE: None                 IGETC: None

ACR 078  Safe Refrigerant Handling & Management Units: 3

Presents current industry practices for recovery, reclamation, recycling and retrofitting. Emphasis is on safe use and management of common refrigerants as well as efficient use of pressure and temperature measurement to determine system operating parameters.
Lecture Hours: 45         Lab Hours: 27          Repeatable: No
Grading: Letter
Prerequisite: None
Advisory: None
Limitation on enrollment: None
Transfer Status: None                 Degree Applicable: AA/AS
COD GE: None                 CSU GE: None                 IGETC: None

ACR 080  Gas Heating Units: 3

This course presents the basic principles of gas-fired furnaces. Students are introduced to gas heating, gas combustion, gas burners, gas ignition systems, safety and operating controls, installation practices, ventilation, venting, combustion air and gas troubleshooting. Emphasis is on service and maintenance of residential gas furnaces.
Lecture Hours: 45         Lab Hours: 27          Repeatable: No
Grading: Letter
Prerequisite: None
Advisory: ACR-064 or concurrent enrollment
Limitation on enrollment: None
Transfer Status: None                 Degree Applicable: AA/AS
COD GE: None                 CSU GE: None                 IGETC: None

ACR 083  All Weather Heating & Cooling Systems Units: 3

Presents current industry practices for year-round conditioned air including air to air heat pumps, geothermal heat pumps, water source heat pumps, electric heat and fuel oil heating.
Lecture Hours: 45         Lab Hours: 27          Repeatable: No
Grading: Letter
Prerequisite: None
Advisory: ACR-060 and/or ACR-064
Limitation on enrollment: None
Transfer Status: None                 Degree Applicable: AA/AS
COD GE: None                 CSU GE: None                 IGETC: None

ACR 084  Boiler and Hydronic Heating Units: 3

This course includes lectures and laboratory projects involving the design, assembly, and operation of hot water boilers, hot water piping distribution (hydronic), and associated controls and control valves. Included in the course content is the proper use of the related tools and safety. A lab uniform is required for this course.
Lecture Hours: 36         Lab Hours: 54          Repeatable: No
Grading: Letter
Prerequisite: None
Advisory: ESYS-004
Limitation on enrollment: None
Transfer Status: None                 Degree Applicable: AA/AS
COD GE: None                 CSU GE: None                 IGETC: None

ACR 090  Building Automation Fundamentals Units: 3

Basics of commercial HVAC control theory as it applies to electric, pneumatic, and digital control systems. Principles of chiller plant operation, air distribution, variable air volume(VAV), constant air systems, and multizone systems are discussed. A lab uniform is required for this course.
Lecture Hours: 36         Lab Hours: 54          Repeatable: No
Grading: Letter
Prerequisite: None
Advisory: ESYS-004 & ENG-070
Limitation on enrollment: None
Transfer Status: None                 Degree Applicable: AA/AS
COD GE: None                 CSU GE: None                 IGETC: None

ACR 091  Advanced Building Control Networks Units: 3

Building Control Network implementations and protocol standards including web based applications, Building Automation and Control Networks (BACnet), local operating network(LonTalk), and proprietary Zero Net Energy (ZNE) monitoring systems will be introduced. BACnet is a communications protocol for building automation and control networks. It is an ASHRAE, ANSI, and ISO 16484-5 standard [1] protocol. LonTalk is a networking platform specifically created to address the needs of control applications. Routers, installation, and troubleshooting will also be studied.
Lecture Hours: 36         Lab Hours: 54          Repeatable: No
Grading: Letter
Prerequisite: ACR-090 or concurrent enrollment
Advisory: ESYS-004 & ENG-070
Limitation on enrollment: None
Transfer Status: None                 Degree Applicable: AA/AS
COD GE: None                 CSU GE: None                 IGETC: None

ACR 092  Advanced Building Automation Networks and Programming Units: 3

Programming HVAC direct digital controllers using line (text) programming, icon based programming, and template programming. Stresses good programming practices including complete program documentation.
Lecture Hours: 36         Lab Hours: 54          Repeatable: No
Grading: Letter
Prerequisite: ACR-090 and CIS-010
Advisory: ESYS-004 & ENG-070
Limitation on enrollment: None
Transfer Status: None                 Degree Applicable: AA/AS
COD GE: None                 CSU GE: None                 IGETC: None

ACR 095A  Air Conditioning Refrigeration Work Experience Units: 1-8

This work experience course of supervised employment is designed to assist students to acquire desirable work habits, attitudes and skills so as to enable them to become productive employees. This course also provides students with career awareness for jobs. Credit may be accrued at the rate of one to eight units per semester for a maximum of sixteen units (combined total of all WE units). Additionally, students must work 75 paid hours or 60 non-paid hours per unit. This type of work experience is available to students whose job and educational or occupational goals are directly related to Air Conditioning/HVAC.
Lecture Hours: None         Lab Hours: 600          Repeatable: Yes
Grading: Letter
Prerequisite: None
Advisory: None
Limitation on enrollment: None
Transfer Status: None                 Degree Applicable: AA/AS
COD GE: None                 CSU GE: None                 IGETC: None