Examination Weightings
Pie Chart of Red Seal Examination Weightings

Text version
- Major Work Activity A - Performs common occupational skills 7%
- Major Work Activity B - Installs fuel supply and storage systems 18%
- Major Work Activity C - Installs oil-fired heating systems 21%
- Major Work Activity D - Installs venting systems, and combustion air and make-up air equipment and components 15%
- Major Work Activity E - Installs and tests electrical and electronic systems 20%
- Major Work Activity F - Performs maintenance, diagnosis, repair and removal 19%
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 110 questions.
Oil Heat System Technician - Task Matrix and Weightings
Major Work Activity A – Performs common occupational skills 7%
- Task A-1 Maintains safe and healthy workplace 23%
- A-1.01 Maintains clean and safe work environment
- A-1.02 Uses personal protective equipment (PPE) and safety equipment
- A-1.03 Participates in healthy and respectful work environment
- Task A-2 Uses tools and equipment 40%
- A-2.01 Uses hand tools
- A-2.02 Uses power tools
- A-2.03 Uses powder-actuated tools
- A-2.04 Uses measuring and testing equipment
- A-2.05 Uses hoisting, rigging and lifting equipment
- A-2.06 Uses access equipment
- A-2.07 Uses soldering, flaring and threading equipment
- Task A-3 Organizes work 37%
- A-3.01 Interprets drawings, codes and documentation
- A-3.02 Completes documentation
- A-3.03 Performs basic distribution layout
- A-3.04 Organizes material and components
- A-3.05 Commissions appliances and components
- Task A-4 Maintains continuous learning 0%
- A-4.01 Upskills in new trade practices and procedures
- A-4.02 Upskills in emerging technologies
- Task A-5 Uses communication and mentoring techniques 0%
- A-5.01 Uses communication techniques
- A-5.02 Uses mentoring techniques
Major Work Activity B – Installs fuel supply and storage systems 18%
- Task B-6 Installs fuel storage tanks 50%
- B-6.01 Selects fuel storage tanks
- B-6.02 Determines fuel storage tank location
- B-6.03 Positions fuel storage tanks
- B-6.04 Installs fuel storage tank components
- B-6.05 Installs fill and vent pipes
- Task B-7 Installs fuel supply systems 50%
- B-7.01 Selects fuel supply components
- B-7.02 Installs fuel supply components
Major Work Activity C – Installs oil-fired heating systems 21%
- Task C-8 Installs and retrofits oil-fired and wood/oil appliances and components 23%
- C-8.01 Selects appliances
- C-8.02 Positions appliances
- C-8.03 Installs components on appliance
- C-8.04 Connects fuel supply to appliance
- C-8.05 Connects electrical supply to appliance
- C-8.06 Connects vent/exhaust piping to appliance
- C-8.07 Installs dump zones
- C-8.08 Connects drain to appliance
- Task C-9 Installs and retrofits forced-air heating systems 35%
- C-9.01 Assembles ductwork
- C-9.02 Installs ductwork
- Task C-10 Installs and retrofits hydronic heating systems 43%
- C-10.01 Assembles boilers
- C-10.02 Installs hydronic distribution system and heating system components
- C-10.03 Installs indirect water heater
- C-10.04 Installs oil-fired water heater
Major Work Activity D – Installs venting systems, and combustion air and make-up air equipment and components 15%
- Task D-11 Installs venting systems 50%
- D-11.01 Selects venting system
- D-11.02 Prepares locations for termination
- D-11.03 Installs venting components
- D-11.04 Secures venting system to structure
- Task D-12 Installs equipment and components for combustion air and make-up air 50%
- D-12.01 Selects equipment and components
- D-12.02 Prepares location for equipment and components for combustion air and make-up air
- D-12.03 Assembles equipment and components
- D-12.04 Secures equipment and components to structure
Major Work Activity E – Installs and tests electrical and electronic systems 20%
- Task E-13 Installs electrical and electronic systems 47%
- E-13.01 Selects controls and components
- E-13.02 Selects location of controls and components
- E-13.03 Installs controls and components
- Task E-14 Tests electrical and electronic systems 53%
- E-14.01 Cycles appliance controls
- E-14.02 Checks operating and safety controls
- E-14.03 Checks accessories and components
- E-14.04 Sets up operating parameters
Major Work Activity F – Performs maintenance, diagnosis, repair and removal 19%
- Task F-15 Maintains oil-fired heating systems and components 25%
- F-15.01 Checks oil-fired heating systems and components
- F-15.02 Cleans oil-fired heating appliances and components
- F-15.03 Changes preventative maintenance components
- F-15.04 Lubricates moving components
- Task F-16 Diagnoses oil-fired heating systems and components 36%
- F-16.01 Checks for electrical problems
- F-16.02 Checks for burner problems
- F-16.03 Checks for distribution problems
- F-16.04 Checks for problems with distribution system for combustion air and make-up air
- Task F-17 Repairs oil-fired heating systems and components 30%
- F-17.01 Corrects electrical problems
- F-17.02 Corrects burner problems
- F-17.03 Corrects distribution problems
- Task F-18 Removes appliances and components 10%
- F-18.01 Decommissions appliances and components
- F-18.02 Disposes of waste products