powered by
Center for Curriculum and Transfer Articulation
Testing, Adjusting and Balancing HVAC Systems
Course: JCI128

First Term: 1999 Fall
 Lecture   2.5 Credit(s)   2.5 Period(s)   2.5 Load  
Subject Type: Occupational
Load Formula: S


Description: Properties, movement and measurement of air. Balancing air procedures. Calculate outside air mixtures and percentages. Air distribution systems. Hydronics and properties of water. Movement and measurement of water. Hydronic balancing. Evaluation based on psychrometric chart data



MCCCD Official Course Competencies
1. Define the specific properties of air. (I)
2. Identify and describe factors involved in the movement and measurement of air. (II)
3. Explain the laws governing the design and operation of fans. (III)
4. Perform correct air balancing procedures. (IV)
5. Calculate outside air mixtures and percentages. (V)
6. Describe specific air distribution systems. (VI)
7. Explain hydronics and the properties of water. (VII)
8. Explain terms and concepts related to the movement and measurement of water. (VIII)
9. Perform hydronic balancing procedures.( IX)
10. Define psychrometrics and performance evaluation using a psychrometric chart. (X)
MCCCD Official Course Competencies must be coordinated with the content outline so that each major point in the outline serves one or more competencies. MCCCD faculty retains authority in determining the pedagogical approach, methodology, content sequencing, and assessment metrics for student work. Please see individual course syllabi for additional information, including specific course requirements.
 
MCCCD Official Course Outline
I. Properties of Air
   A. Definitions
   B. Air laws
   C. Volume density
   D. Enthalpy
   E. Humidity and dew point
II. Measurement and Movement
   A. Definitions
   B. Types of movers
   C. Pressure
   D. Instrumentation
III. Laws
   A. Fan laws
   B. Fan curves
   C. Fan speed
IV. Air Balancing
   A. Plans and specifications
   B. Method and formula
   C. Instruments
   D. Report forms
   E. Initial tests
V. Outside Air
   A. Calculate percentage
   B. Determine mix
VI. Air Distribution Systems
   A. Single zone
   B. Multi zone
   C. Volume air velocity
   D. Volume air velocity with return air fan
   E. High pressure dual duct system
   F. Induction system
   G. Induction circulator
VII. Hydronics and Water
   A. Definition
   B. Enthalpy
VIII. Movement and Measurement of Water
   A. Terminology
   B. Pumps
   C. Measurements
IX. Hydronic Balancing
   A. Plans and specifications
   B. Method
   C. Instruments and reports
   D. Pre-test
   E. Initial pump test
   F. Correct flow
   G. Test, adjust and record flow
   H. Complete final test
X. Psychrometrics
   A. Definition
   B. Chart
   C. Evaluation
 
MCCCD Governing Board Approval Date: 6/22/1999

All information published is subject to change without notice. Every effort has been made to ensure the accuracy of information presented, but based on the dynamic nature of the curricular process, course and program information is subject to change in order to reflect the most current information available.