Learn more about what’s covered in class, what’s involved in certification, and what career opportunities are open to new grads.
Herzing College Skilled Trades
Gas Technician 2 Training
Total preparation to pass the TSSA Gas Technician 2 exam. Learn from certified instructors with years of industry experience. Become a G2 holder in just 24 weeks. Day and evening classes available.
Benefits of Gas Technician 2 Certification
If you already have your G3, Gas Technician 2 certification is the next logical step in your career.
Gas fitters with a G2 license have more job options in several fields, including plumbing, HVAC, and the appliance trade.
Top benefits of getting your Gas Technician 2 certification:
- G2 holders can work without supervision on gas-fired appliances and equipment with an input up to 400,000 BTUH
- Gas fitters with Gas Technician 2 certification can supervise G3 holders
- There is steady demand for G2 gas technicians in Ontario
- Gas Technician 2 training takes just 24 weeks
Herzing College Gas Technician 2 Training
The goal of this program is to help you pass the Gas Technician 2 exam. The G2 exam is delivered by the Technical Standards and Safety Authority (TSSA).
Herzing College is approved by the TSSA to deliver Gas Technician 2 training. Our program is taught by certified, highly experienced instructors.
- 24-week program
- Approved by the TSSA
- Flexible day and evening classes available
- Licensed instructors with years of industry experience
- State-of-the-art training facility that simulates a real work environment
- Multiple program start dates throughout the year
- Loans, government training grants, and scholarships may be available for students who qualify (our Admissions team will help you apply)
There is steady demand for certified gas fitters and gas technicians in Ontario. Most gas fitters work in the construction industry or for utilities companies.
What’s creating jobs in this field?
- Ontario wants to extend natural gas services to rural communities
- Steady residential and commercial construction is creating work for gas fitters/technicians
- Several large-scale nuclear energy projects in Ontario are expected to generate jobs for gas fitters/technicians
- Investments in infrastructure and growth in the manufacturing industry are also creating jobs for gas technicians in Ontario
Job Options for Graduates of Gas Technician 2 Training
Successful graduates of the Gas Technician 2 program can pursue the following job options:
- Gas Customer Service
- Gas Pipe Fitter
- Gas Technical Support
- Gas Technician
- Furnace Installation/Repair/Maintenance
- Boiler Installation/Repair/Maintenance
- Water Heater Installation/Repair/Maintenance
- Tankless Water Heater Installation/Repair/Maintenance
Who Hires Our Grads?
Graduates of our Gas Technician 2 training have been hired by:
Our Gas Technician 2 training follows the official TSSA curriculum. Study topics include basic electricity, venting systems, air handling, advanced piping and tubing, building as a system and hydronic heating systems
Click for a description of each course.
In this module, students will work with various piping & tubing systems. Based on the size of the system, they will explore topics such as number of appliances, specific gravity, allowable pressure drop, proper fitting etc. They will perform various duties such as welding, marking, preparing pipe, cutting, grinding, and testing. They will explore welding certification requirements and procedures to ensure safe handling and operating applications. Other topics include maintenance and repair, review codes, types of valves etc.
In this module, students will examine various concepts associated with electricity. Some of these include amperes, various fuses & breakers, current GFCI’s etc. Students will work with various types of gauges of wires; how to conductors are sized to carry different maximum currents. Based on the application, students will determine the type of insulation required on a conductor. Students will examine various diagrams & schematics representing an electrical application. Students will select the appropriate testing & measuring equipment based on various setups & conditions.
In this module, students will work with both electrical & mechanical controls. They will explore fundamental concepts of each, identify various components, functions, types, and operations. They will employ various troubleshooting techniques to identify, test, diagnose, recommend and replace effective components in electrical and mechanical circuits.
In this module, students will explain the key components of the building as a system and how they impact on heat, moisture and air flow. They will describe building science principles as they relate to heat, moisture and air flow in the building. Students will explain ways of incorporating energy conservation measures into building construction and renovation. In addition, students will explain how mechanical systems affect heat, moisture, and air flows of a building.
Students will install and service various ranges, clothes dryers and barbeques. They will review code related to the proper hook-up of gas piping to gas ranges. Students will test operating and supply pressures, follow manufacturer’s specifications for service. Describe and identify the operating parameters and controls, interpret wiring and schematic diagrams. Students will select appropriate testing equipment for each application.
Students will operate on cylinders, tanks, gas meters, pressure regulators, and relief valves. They will explain the purpose of propane and natural gas regulators, describe types of pressure regulators, and determine sizing requirements and venting procedures. Students will use appropriate testing equipment to test for leaks and malfunctions. They will perform installation procedures according to code and to the manufacturer’s specifications.
Students will describe the fundamentals of operation of propane/natural gas refrigerators. They will review manufacturer’s instructions and review code requirements. They will name the 3 main elements and the 3 distinct fluid circuits in a gas and propane refrigerator. Students will describe proper air circulation and interpret troubleshooting charts. They will describe possible causes of malfunction, the installation procedures, and describe cleaning and annual servicing procedures.
Students will determine if conversion is possible, according to boiler and furnace type. They will describe the methods to check for air, fuel, gas and water leaks using appropriate sealant. They will clean both the boiler and the furnace. They will describe the theory of combustion and identify the factors that affect combustion such as dirty heat exchangers, excess air supply, and draft conditions and overfiring the appliance.
Students will examine various types of water heaters and combination heating systems. They will describe and identify the different components of a water heater and combination system and describe testing procedures. Students will apply various electrical troubleshooting techniques to determine the integrity and operation of electrical and mechanical controls and components.
Students will install forced air furnaces. They will apply all local by-laws, permits, codes etc. to complete the installation. They will demonstrate electrical procedures, sheet metal procedures, set-up and activate appliance “mid or high” furnace, describe the mechanical and electrical components of forced air heating systems, service a fan assembly, demonstrate the use of diagnostic equipment and perform mechanical tests.
Students will replace/install and activate a hydronic heating system. The student will be required to prepare the site, use appropriate code and follow manufacturer’s instructions to correctly replace and/or install a hydronic boiler, connect boiler to an existing gas and water system, make proper venting connection and activate the system. Students will also apply troubleshooting techniques to determine electrical and mechanical pump malfunctions.
Students will define procedures, dismantle and reassemble space heating and decorative appliances. They will describe flame adjustments, flame characteristics, troubleshoot electrical systems and meters and insert electrical faults in space heater or decorative appliances.
Students will examine and identify each sample of approved venting material using the labels and course reference material. In addition, the student will install the vent connector for a draft hood vent appliance. Students will install the vent system for a power vented water heater, install the vent system for a category 1 furnace, category 3 furnace, and assemble vent system components for a side wall vented appliance.
Students will measure the return air ductwork both horizontally and vertically, determine the overall dimensions of the accessory device to be installed, and determine the dimension between the supply and return plenum. The students will be provide with a particular appliance, tape measure, installation instructions for the air cleaner, the appliance manufacturers’ electrical drawing for the forced air furnace, and the tools necessary to install the electronic air cleaner. The student must shoe knowledge of the component parts, explain their purpose, and determine if the electronic air cleaner is producing the correct output voltage.
Students will check the air temperature and air flow across an air handler. They will use a temperature measure device, air flow measuring device and a manometer, values for temperature rise and air flow quantities will be determined. Students will be able to identify any restriction points by a visual inspection of the appliance any add-on devices as well. They will assess existing ductwork, air filtration device, humidifier and sheet metal components to determine furnace removal requirements.
What you need to get started.
- Minimum of a Canadian high school grade 12 or equivalent, or a mature student
- Pass an entrance test administered by Herzing College
- Be interviewed in detail regarding interest in the field
- Meet any additional program specific entrance requirements
Tuition and Fees
Please click for information on program tuition and fees
Day and Evening Classes Available
Why Choose This Program?
- Affordable 24-week program
- Approved by the TSSA
- Total preparation for the Gas Technician 2 exam
- Hands-on training taught by licensed, highly experienced instructors
- Herzing College is a Merit Ontario, CLAC Union-approved training facility
- Eligible grads are admitted to Merit Ontario and CLAC union
- Herzing’s Career Development team helps you create your resume, apply for jobs, and prepare for interviews
- We connect graduates with available jobs through our industry partners
- We help you apply for government training grants, loans, and scholarships that may lower tuition costs for eligible students
- Small class sizes, fun learning environment, great staff
- Herzing College has a 55+ year track record of respected career training