To comply with laws set forth by the EPA, the technician should __________ pressurize a system for leak-checking purposes with 100 percent refrigerant.
A) always
B) never
C) occasionally
D) often

Question

Quizplus · Accepted Answer

According to Section 608 of the Clean Air Act, it is illegal to vent refrigerant into the atmosphere during maintenance or repair of air conditioning or refrigeration equipment. Therefore, the technician should not pressurize a system for leak-checking purposes with 100 percent refrigerant. Instead, they should use an approved alternative, such as nitrogen or a refrigerant with a tracer dye.

To Comply with Laws Set Forth by the EPA, the Technician