Question 2 (5 points)
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When replacing an air-conditioning component, all of the following regarding refrigerant oil are true except:
A) The oil removed during refrigerant recovery should be measured.
B) The oil charge stamped on the compressor should be added to the system.
C) The old oil should be replaced with fresh oil.
D) The old oil should be drained from the component and measured.
Question 3 (5 points)
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Technician A says a defective thermostat will cause the engine to operate at too cold of a temperature. Technician B
Answer (2)
The correct answer is B, as it is inaccurate to say that the oil charge stamped on the compressor should be added directly to the system. Instead, technicians measure and replace the oil based on what is removed from the system. Proper management of refrigerant oil is vital for AC system efficiency. ;
The correct answer is B, as it inaccurately suggests that the stamped oil charge on the compressor should be directly added to the system. Instead, technicians should measure the oil removed and replace it accordingly for optimal performance. Proper management of refrigerant oil is essential for AC system efficiency.
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