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Servicing Gas Forced Air Furnaces PPGS 0121

Piping, Plumbing, Gas Part-time Studies Course

Course details

Covers installation instructions, service information, sequence of operation, control drawings; testing, equipment, and troubleshooting of gas fired forced air furnaces.


  • Must have current Gas Appliance Certification, B, or A Gas Fitting Licence.



This course has been retired and is no longer offered through BCIT Part-time Studies.

Learning Outcomes

Upon successful completion, the student will be able to:

  • Understand applicable code requirements.
  • Understand service requirements.
  • Recognize the various types of gas valves.
  • Understand ignition systems.
  • Understand basic heat requirements for buildings.
  • Calculate Furnace efficiency.
  • Understand electrical circuits.
  • Understand the various control strategies.
  • Test the various components of a forced air furnace.
  • Troubleshoot the components of a forced air furnace

Effective as of Fall 2003


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