Type I — Small Appliances第 96 / 240 题
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
解析
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.
法律依据: 40 CFR §82.156免费刷完整 240 道题库 — 无需注册。
同考点相关题目
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