QuestionApril 27, 2025

Which of the following is a reason to take an oil sample? A. A new filter drier has been installed. B. The unit has had a compressor burnout. C. The unit is not cooling properly. D. Recycled refrigerant has been added to the unit.

Which of the following is a reason to take an oil sample? A. A new filter drier has been installed. B. The unit has had a compressor burnout. C. The unit is not cooling properly. D. Recycled refrigerant has been added to the unit.
Which of the following is a reason to take an oil sample?
A. A new filter drier has been installed.
B. The unit has had a compressor burnout.
C. The unit is not cooling properly.
D. Recycled refrigerant has been added to the unit.

Solution
3.8(237 votes)

Answer

B. The unit has had a compressor burnout. Explanation 1. Identify the context Oil sampling is typically done to check for contaminants or issues within a system. 2. Analyze each option A. New filter drier installation doesn't usually require oil sampling. B. Compressor burnout can contaminate oil, necessitating sampling. C. Improper cooling might not directly relate to oil condition. D. Adding recycled refrigerant may introduce impurities, but not as critical as burnout.

Explanation

1. Identify the context<br /> Oil sampling is typically done to check for contaminants or issues within a system.<br /><br />2. Analyze each option<br /> A. New filter drier installation doesn't usually require oil sampling.<br /> B. Compressor burnout can contaminate oil, necessitating sampling.<br /> C. Improper cooling might not directly relate to oil condition.<br /> D. Adding recycled refrigerant may introduce impurities, but not as critical as burnout.
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