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Certificate of Qualification 424A

Refrigeration & Air Conditioning Systems Mechanic

A Refrigeration and Air Conditioning Systems Mechanic is a skilled tradesperson who installs, repairs and maintains refrigeration and air conditioning systems in residential, commercial, and industrial settings. They must have a good understanding of refrigeration and air conditioning systems, as well as electrical and mechanical systems. Refrigeration and Air Conditioning Systems Mechanics may be responsible for installing and repairing refrigeration and air conditioning units, ductwork, and ventilation systems. They must also be able to diagnose and repair system malfunctions and perform regular maintenance to keep systems operating efficiently. They work in a variety of settings and must follow strict safety protocols to prevent accidents and injuries on the job.

Required Skills & Features

  • Knowledge of building & construction

  • Strong Attention to detail

  • Strong communication, reading & writing, numeracy & problem-solving skills

  • Patience and the ability to remain calm in stressful situations

  • Manual dexterity

Minimum Standards

  • Grade 12 Diploma preferred (Grade 10 minimum)


8000 hours of on-the-job training, supplemented by three 8-week sessions of in-class technical training.

Employment Areas

  • Institutional and Commercial Construction

  • New home building and renovation

  • Self-employment

  • Fabrication

Duties & Responsibilities

  • Measure, cut, fit, install and/or secure glass panes, window parts & architectural metals

  • Read and interpret drawings & specifications

  • Work with and install plastic, granite, aluminum panels and other similar materials used as glass substitutes

  • Work from mobile equipment, scaffolds and swing stages, sometimes at great heights, to manoeuvre glass panels that are lifted by cranes and other lifting equipment


Certified Tradesperson Wage:
Approx: $36/hr 


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