Question 59Refrigeration/AC - 1st Asst/Chief70% to pass
Unusual noise coming from a refrigeration compressor can be caused by which of the following conditions?
AI Explanation
The correct answer is D) all of the above.
Unusual noise from a refrigeration compressor can be caused by a variety of conditions, including worn bearings and piston pins, too much oil in circulation, and slugging due to flooding back. These issues can each create abnormal noises that indicate potential problems with the compressor's operation. Diagnosing and addressing the root cause of the unusual noise is important to maintain the proper function and efficiency of the refrigeration system.
Related Questions
#57 According to the EPA Clean Air Act rules, what is true concerning refrigerant leaks in a small hermetically sealed shipboard water cooler with a 20 ounce charge weight? #58 When recovering R-12 from a small appliance with a working compressor, using a recovery device manufactured after November 15, 1993, what percentage of the remaining charge must be removed from the system? #60 If a refrigeration system, equipped with a reciprocating compressor, has a liquid-line solenoid valve that is leaking during the 'off' cycle, what would this cause? #61 To add small amounts of refrigerant to the low side of an air conditioning system, the refrigerant should be introduced through a particular valve and in a particular state. What valve and state combination is correct? #62 Concerning the arrangement of equipment and associated hoses shown in the illustration, which statement is true? Illustration GS-RA-58