AIRC 1070 Syllabus

Subject Code

AIRC

Course Number

1070

Course Title

Gas Heat

Prerequisites

None

Corequisites

AIRC 1030

Terms Offered

Credit Hours

Course Description

This course introduces the principles of combustion, installation, and service requirements for gas heating systems. Topics include servicing procedures, electrical controls, piping, gas valves, venting, code requirements, principles of combustion, and safety.

Course Outcomes

Servicing Procedures

  • Discuss the inspection and cleaning of ducts.
  • Inspect a gas burner.
  • Measure airflow or pressure with a manometer.
  • Measure airflow with an anemometer.
  • Measure airflow with velometers.
  • Remove or replace gas burners.
  • Discuss removal of asbestos insulation on ducts or pipes.
  • Remove or replace burners in forced air heating systems. (150K BTU or  less).
  • Perform a gas burner operational check.
  • Electrical Controls
  • Adjust humidity equipment and controls.
  • Adjust safety controls.
  • Analyze pressure or temperature readings.
  • Adjust and calibrate electrical thermostats or pressure switches.
  • Adjust electronic controls.
  • Isolate electrical control malfunctions.
  • Remove or replace automatic heating controls or thermostats.
  • Remove or replace heater manual controls.
  • Remove or replace humidistats.

Piping

  • Discuss the proper pipe sizing according to available technical charts.
  • Properly connect gas lines to an existing natural gas furnace. 

Gas Valves

  • Discuss the basic functions of gas valves.
  • Disassemble a gas valve.
  • Discuss the various components of a gas valve.
  • Reassemble a gas valve.
  • Connect a gas valve to an existing natural gas furnace.

Vending

  • Work several test problems to properly size vents according to accepted standards.
  • Connect the proper size vent to multiple-appliance arrangement.

Code Requirements

  • Identify and discuss the code requirements that apply to gas heating systems.

Principles of Combustion

  • Discuss the fuel-to-ratio necessary for proper combustion of the most popular fuels.
  • Discuss the by-products of combustion and how they can be hazardous.

Safety

  • Discuss the various safety concerns confronting the heating technician.