Refrigeration & Air Conditioning Mechanic Red Seal · Question
An HVAC technician is tasked with servicing an older commercial refrigeration unit. Upon inspection, they discover the unit utilizes R-22. Which of the following best describes the current regulatory status of R-22 in Canada?
Under the Ozone-depleting Substances and Halocarbon Alternatives Regulations (CEPA), the production and import of new R-22 were phased out as of January 1, 2020
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Question: An HVAC technician is tasked with servicing an older commercial refrigeration unit. Upon inspection, they discover the unit utilizes R-22. Which of the following best describes the current regulatory status of R-22 in Canada?
Answer options: ✅ Production and import of new R-22 are banned, but recycled/reclaimed R-22 can still be used for servicing existing equipment.
- R-22 is completely phased out, and no R-22 can be used for any purpose.
- R-22 can still be produced and imported for servicing, but new equipment cannot use it.
- There are no current restrictions on the use of R-22 in Canada.
Correct answer: Production and import of new R-22 are banned, but recycled/reclaimed R-22 can still be used for servicing existing equipment.
Explanation: Under the Ozone-depleting Substances and Halocarbon Alternatives Regulations (CEPA), the production and import of new R-22 were phased out as of January 1, 2020. However, recovered, recycled, or reclaimed R-22 can still be used to service existing equipment, making it crucial for technicians to have proper recovery and recycling procedures.
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- Which of the following refrigerants is a hydrofluorocarbon (HFC) and has a high ozone depletion potential (ODP
- Which component is responsible for compressing the refrigerant vapour to a high pressure and temperature?
- According to the Canadian Electrical Code (CEC), what is the minimum required working clearance in front of el
- What is the main operating characteristic difference between a fixed orifice (capillary tube) and a Thermostat
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