Technician A says a refrigerant identifier is only needed when the technician is unsure of the refrigerant used in an AC system. Technician B says some refrigerant identifiers can measure the amount of moisture in the refrigerant system to aid in diagnosis. Who is correct?

Question

Quizplus · Accepted Answer

Technician B is correct because modern refrigerant identifiers can indeed measure the amount of moisture in the system, which is crucial for proper AC system diagnosis and operation. Technician A is incorrect because a refrigerant identifier is used not only when the technician is unsure of the refrigerant type but also to prevent contamination of recovery equipment and to ensure the correct refrigerant is used, which is essential for both safety and system efficiency.

Technician a Says a Refrigerant Identifier Is Only Needed When