Refrigeration & Air Conditioning Mechanic Red Seal · Question
What is the purpose of an oil separator in a refrigeration system?
An oil separator is installed in the discharge line to separate oil from the refrigerant vapor and return it to the compressor's crankcase.
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Question: What is the purpose of an oil separator in a refrigeration system?
Answer options: ✅ Return oil to the compressor crankcase
- Remove moisture from the refrigerant
- Filter out solid contaminants
- Reduce refrigerant pressure
Correct answer: Return oil to the compressor crankcase
Explanation: An oil separator is installed in the discharge line to separate oil from the refrigerant vapor and return it to the compressor's crankcase.
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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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