Refrigeration & Air Conditioning Mechanic Red Seal · Question
What is the primary function of an oil separator in a refrigeration system?
An oil separator is installed in the discharge line of the compressor to remove oil that has left the compressor with the discharge gas and return it to the com
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Question: What is the primary function of an oil separator in a refrigeration system?
Answer options:
- To filter out dirt and debris from the refrigerant ✅ To separate lubrication oil from the refrigerant vapor and return it to the compressor
- To remove moisture from the refrigerant
- To absorb acids formed in the system
Correct answer: To separate lubrication oil from the refrigerant vapor and return it to the compressor
Explanation: An oil separator is installed in the discharge line of the compressor to remove oil that has left the compressor with the discharge gas and return it to the compressor's crankcase, ensuring proper lubrication and system efficiency.
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Question explanations
- 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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