This course offered in the fall, winter and spring semesters. GAST1150 is the second of two Gas Technician 3 courses that must be successfully completed to be eligible to write the TSSA G3 examination. If you want to work on residential, commercial or industrial gas-fired equipment, this course complies with training curriculum from the Gas Technician III certification and is delivered in compliance with TSSA regulations for G3 certification. Students will learn the skills and knowledge required to purge and install piping or tubing systems, as well as remove old appliances and install new appliances. Students will also learn about the theory and practice associated with basic electricity, and electrical circuits. In addition, students study and use technical manuals and schematics, and discuss and apply effective customer skills. Individuals with a G3 certification work under supervision on appliances up to and including 400,000 BTUs. NOTE: Students who have completed Part 1 & 2 of the G3 training, and maintained a 75 % average, along with completing all practical labs, will be eligible to write the TSSA certification exam.
Have you taken this course or an equivalent course? Contact the Credit Transfer Office.
Not all courses are offered each term.
Winter 2026 registration is now open.In person: classes held in person on a campus/site in a classroom/lab/shop/studio for the course duration
Online - Asynchronous: 100% online delivery, no scheduled day or time course requirements with the instructor, assigned due dates
Online - Synchronous: 100% online delivery, scheduled day and time course requirements with the instructor, assigned due dates
Hybrid: any combination of in person, timetabled, on campus, online, and hyflex delivery