Examination Weightings
Pie Chart of Red Seal Examination Weightings

Text version
- MWA A - Performs common occupational skills 5%
- MWA B - Installs fuel piping and tubing systems 9%
- MWA C - Installs venting and air supply systems 13%
- MWA D - Installs controls and electrical systems 19%
- MWA E - Installs and converts fuel systems, appliances and ancillary equipment 13%
- MWA F - Tests and commissions fuel systems, appliances and ancillary equipment 23%
- MWA G - Services fuel systems, appliances and ancillary equipment 18%
This pie chart represents a breakdown of the interprovincial Red Seal examination. Percentages are based on the collective input from workers from the trade from across Canada. The Task Matrix on the next pages indicates the breakdown of tasks and sub-tasks within each Major Work Activity and the breakdown of questions assigned to the Tasks. The Interprovincial examination for this trade has 100 questions.
Gasfitter – Class A - Task Matrix and Weightings
Major Work Activity A – Performs common occupational skills 5%
- Task A-1 Performs safety-related functions 22%
- A-1.01 Maintains safe work environment
- A-1.02 Uses personal protective equipment (PPE) and safety equipment
- Task A-2 Uses tools and equipment 38%
- A-2.01 Uses hand and power tools
- A-2.02 Uses technical instruments and testers
- A-2.03 Uses access equipment
- A-2.04 Operates lifting, rigging and hoisting equipment
- Task A-3 Organizes work 36%
- A-3.01 Interprets documents
- A-3.02 Selects systems, equipment and components
- A-3.03 Plans for installation, service and maintenance
- Task A-4 Uses communication and mentoring techniques 4%
- A-4.01 Uses communication techniques
- A-4.02 Uses mentoring techniques
Major Work Activity B – Installs fuel piping and tubing systems 9%
- Task B-5 Selects and installs piping for fuel systems 52%
- B-5.01 Selects piping for fuel systems
- B-5.02 Prepares piping for fuel systems
- B-5.03 Installs piping for fuel systems
- Task B-6 Selects and installs tubing for fuel systems 48%
- B-6.01 Selects tubing for fuel systems
- B-6.02 Prepares tubing for fuel systems
- B-6.03 Installs tubing for fuel systems
Major Work Activity C – Installs venting and air supply systems 13%
- Task C-7 Selects and installs venting systems 39%
- C-7.01 Selects materials for venting systems
- C-7.02 Prepares materials for venting systems
- C-7.03 Installs venting systems
- Task C-8 Selects and installs air supply systems 35%
- C-8.01 Selects materials for air supply systems
- C-8.02 Prepares materials for air supply systems
- C-8.03 Installs air supply systems
- Task C-9 Selects and installs draft control systems 26%
- C-9.01 Selects components for draft control systems
- C-9.02 Installs components for draft control systems
Major Work Activity D – Installs controls and electrical systems 19%
- Task D-10 Selects and installs combustion control systems 23%
- D-10.01 Selects combustion control components
- D-10.02 Installs combustion control components
- Task D-11 Selects and installs flame safeguard systems 25%
- D-11.01 Selects flame safeguard components
- D-11.02 Installs flame safeguard components
- Task D-12 Selects and installs operating control systems 21%
- D-12.01 Selects operating control components
- D-12.02 Installs operating control components
- Task D-13 Selects and installs electrical systems 19%
- D-13.01 Selects electrical components
- D-13.02 Installs electrical components
- Task D-14 Selects and installs automation and instrumentation control systems 12%
- D-14.01 Selects automation and instrumentation control components
- D-14.02 Installs automation and instrumentation control components
Major Work Activity E – Installs and converts fuel systems, appliances and ancillary equipment 13%
- Task E-15 Selects, installs and converts fuel systems, appliances and ancillary equipment 45%
- E-15.01 Selects appliances and ancillary equipment
- E-15.02 Installs appliances and ancillary equipment
- E-15.03 Installs fuel conversion components
- Task E-16 Selects and installs propane and natural gas storage, handling and dispensing systems 35%
- E-16.01 Selects propane and natural gas storage, handling and dispensing systems
- E-16.02 Installs propane and natural gas storage, handling and dispensing systems
- Task E-17 Selects and installs other fuel storage, handling and dispensing systems 20%
- E-17.01 Selects other fuel storage, handling and dispensing systems
- E-17.02 Installs other fuel storage, handling and dispensing systems
Major Work Activity F – Tests and commissions fuel systems, appliances and ancillary equipment 23%
- Task F-18 Tests fuel delivery systems 39%
- F-18.01 Selects testing equipment and procedures
- F-18.02 Tests fuel piping and tubing systems
- Task F-19 Commissions fuel systems, appliances and ancillary equipment 61%
- F-19.01 Performs start-up procedures
- F-19.02 Performs testing, adjusting and balancing procedures
- F-19.03 Completes commissioning report and handover
Major Work Activity G – Services fuel systems, appliances and ancillary equipment 18%
- Task G-20 Maintains fuel systems, appliances and ancillary equipment 42%
- G-20.01 Inspects system components and operation
- G-20.02 Performs maintenance activities
- Task G-21 Repairs fuel systems, appliances and ancillary equipment 43%
- G-21.01 Diagnoses system components and operation
- G-21.02 Replaces components
- G-21.03 Verifies operation
- Task G-22 Decommissions fuel systems, appliances and ancillary equipment 15%
- G-22.01 Disconnects appliances and ancillary equipment
- G-22.02 Removes appliances and ancillary equipment