COURSE DESCRIPTION

Covers the study of mid and high efficiency gas-fired warm air furnaces and their components. Equipment components, installation, servicing, and maintenance will be studied. Lecture 3 hours. Laboratory 3 hours. Total 6 hour per week.

GENERAL COURSE PURPOSE

To advance the student's knowledge and technical skills through the development of:

1. advanced study of warm air furnaces
2. fundamental concepts of combustion and combustion by-products
3. comprehension and application of the styles and function of high efficiency furnaces
4. wiring diagrams and component sequence of operation
5. installation and troubleshooting procedures

Prerequisites: AIR 155 - Heating Systems

COURSE OBJECTIVES

As a result of the learning experiences provided in the course, the student will be able to:

1. identify the components of a gas-fired warm air furnace
2. identify the components of a mid and high efficiency furnace
3. understand the components of combustion and combustion by-products
4. understand the sequence of operation of mid-high efficiency furnaces
5. understand the design and categories of vent systems of warm air fossil fuel furnaces
6. understand the proper installation and service procedures
7. understand the importance of yearly maintenance and troubleshooting

1. Conditions that affect comfort
2. Estimating the heating load
3. Evaluating a heating system
4. Supply air distribution - return air distribution
5. Installation procedures
6. Combustion, combustion by-products
7. Instruments used in testing

1. Components of warm-air furnace
2. Components of mid and high efficiency gas fired warm-air furnaces
3. Characteristics of mid and high efficiency warm-air furnaces
4. Wiring diagrams and components
5. Heating system maintenance
6. Energy conservation
7. Retrofit procedures and pre-job survey and assessment


Revised 1/96


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