Type I — Small AppliancesCâu 96 / 240
A technician is recovering from a small appliance using passive (system-dependent) equipment. To meet the required level, what must be achieved when the compressor is not operating?
a.90% recovery only
b.A deep vacuum of 500 microns
c.15 inches Hg vacuum
d.80% recovery, or 4 inches Hg vacuum as the alternative
Giải thích
For a small appliance with a non-operating compressor, the technician must recover 80% of the refrigerant or reach 4 inches of mercury vacuum. The 90% figure applies only when the compressor operates. Passive equipment is allowed on small appliances but still must meet these levels.
Trích dẫn luật: 40 CFR §82.156Luyện miễn phí toàn bộ 240 câu hỏi — không cần đăng ký.
Câu hỏi liên quan cùng chủ đề
- A shop buys a new recovery machine to service small appliances. Recovery equipment manufactured after November 15, 1993 must meet which requirement?
- A technician removes a bolt-on piercing valve after finishing recovery on a refrigerator. Why is leaving a piercing valve on the system long-term discouraged?
- While servicing a dehumidifier, a technician accidentally releases a small amount of refrigerant into the room. Which statement reflects the Section 608 venting prohibition?
- Which EPA technician certification allows a person to service and dispose of small appliances?
- A technician recharges a small window air conditioner after repair. Which practice helps ensure an accurate charge on a small sealed system?
- A vending machine repair company sends technicians to recover refrigerant from beverage coolers in the field. These sealed factory-charged coolers hold about 2 pounds of R-134a. Under Section 608 they are treated as:
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