Oil separators installed in large...

Oil separators installed in large...

Question 1 of 270705eccef9dbacbc34ba4d45f84

Oil separators installed in large refrigeration systems serve what function?

Question 1 of 27070

Q

Oil separators installed in large refrigeration systems serve what function?

🔍 Key Concepts

• Where oil actually travels in a refrigeration system (discharge side vs suction side) • The purpose of an oil separator compared with an oil return line or oil recovery system • What happens to oil that leaves the compressor with the hot discharge gas

💭 Think About

• Trace the path of refrigerant gas leaving the compressor: is it high-pressure hot gas or low-pressure cold gas? Where would an oil separator logically be installed? • Ask yourself: is the separator’s main job to get rid of oil from the system, or to keep oil circulating back to the compressor where it’s needed? • Consider which line (discharge gas, high-pressure liquid, or suction gas) is most likely to carry oil directly away from the compressor crankcase.

✅ Before You Answer

• Identify on a typical system diagram where the oil separator is located relative to the compressor (discharge line vs suction line vs liquid line). • Confirm whether the compressor needs oil returned to the crankcase for lubrication, or if the system is designed to remove oil entirely. • Verify which of the answer choices correctly combines: (1) the phase/line the oil is entrained in, and (2) the destination where that oil must be sent for safe compressor operation.