British Columbia Institute of

Important Notice: COVID-19 Institute response


PPGS 0120 - Gas Appliance Certificate of Qualification Program

Piping, Plumbing, Gas Part-time Studies Course

School of Construction and the Environment

BCIT is planning for a substantial return to on-campus activity for the fall 2021 term as informed by BC Public Health Officer guidelines. Refer to each course listing for details.

Course Details

The Gas Appliance C of Q Preparation course is designed to prepare people in the Appliance Service Technician trade for writing the British Columbia Safety Authority Gas Appliance Service Certificate of Qualification Examination (Formerly the Class “C” C of Q). This course will prepare students to service residential and light commercial gas appliances up to an input of 82kW, while employed by a licensed gas contractor or under an appropriate permit. It does not prepare students to do work not covered under the Gas Appliance C of Q such as installation of new or replacement appliances, the replacement of heat exchangers, the installation of gas piping or the repair or installation of venting.



This course isn't currently offered through BCIT Part-time Studies. Please check back next term or subscribe to receive email updates.

Learning Outcomes

Upon successful completion, the student will be able to:

  • Describe gas properties and combustion.
  • Describe gas pipe sizing requirements.
  • Describe combustion air and vent sizing.
  • Perform meter clocking and orifice sizing.
  • Describe the operation of gas pressure regulators.
  • Describe atmospheric burner operation.
  • Define the function of the Gas Safety Branch.
  • Describe Gas Code/Regulations pertaining to permits, license and inspections.
  • Describe safety practices for natural and propane gases.
  • Apply regulations and safety practices.
  • Describe the operation of electrical components on gas appliances.
  • Describe the operation of gas controls.
  • Describe the operation of gas appliances.
  • Perform gas appliance service and repairs.

Effective as of Fall 2016


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Registration is currently open for the Fall 2021 term.

The sneak preview for the Winter 2022 term starts Fri, Oct 22 at 8:30 am (PDT).

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