RefrigerationCâu 62 / 110
Under EPA Section 608, what must a technician do with refrigerant before opening most systems for service?
a.Vent it to the atmosphere
b.Mix it with nitrogen
c.Recover it using certified recovery equipment
d.Burn it off
Giải thích
Section 608 prohibits knowingly venting most refrigerants and requires recovery into approved equipment before opening a system. This protects the atmosphere and conserves refrigerant. Only certified technicians using certified equipment may perform this work.
Trích dẫn luật: EPA Section 608Luyện miễn phí toàn bộ 110 câu hỏi — không cần đăng ký.
Câu hỏi liên quan cùng chủ đề
- Subcooling is measured at which point in the system?
- On a system with a condensing saturation temperature of 105 F and a liquid line temperature of 95 F, what is the subcooling?
- On a fixed-orifice (piston) system, which method is generally used to check the charge?
- EPA Section 608 certification is required for technicians who do what?
- Evacuating a system with a vacuum pump primarily removes what?
- A micron gauge is used during evacuation to measure what?
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