Since there are no "valves" in a scroll compressor, what must be done to prevent refrigerant from flowing backward when the compressor cycles off?
What will be an ideal response?
Install check valves.
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Welding cables made of aluminum wire must be ____ would be required for copper.
A. one size smaller than B. the same size as C. one size larger than D. two sizes larger than
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An arc is a portion of the circumference of a circle.
Answer the following statement true (T) or false (F)
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Which of the following are included in the planning portion of a lockout-tagout procedure?
A. Investigation B. Effects of shutdown C. Written plan D. a, b, and c
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When charging a capillary tube system that holds 100 oz., the charge must be:
A) Within 5 percent, between 95 and 105 oz. B) Within 1 percent, between 99 and 101 oz. C) Within 10 percent, between 90 and 110 oz. D) Equal to or greater than 100 oz.
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