Refrigeration & Air Conditioning Mechanic Red Seal · Question
What is the primary reason for installing a discharge line muffler in some refrigeration systems?
Discharge line mufflers are designed to dampen the pulsations and reduce the noise generated by the compressor.
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Question: What is the primary reason for installing a discharge line muffler in some refrigeration systems?
Answer options: ✅ Reduce compressor pulsation and noise
- Filter out contaminants from the discharge gas
- Decrease discharge pressure
- Increase heat rejection from the condenser
Correct answer: Reduce compressor pulsation and noise
Explanation: Discharge line mufflers are designed to dampen the pulsations and reduce the noise generated by the compressor.
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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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