The scroll-chiller compressor needs crankcase heat and it must be energized for the length of time the manufacturer requires, usually____________________ hours.
Fill in the blank(s) with the appropriate word(s).
24
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Energy can be destroyed but not created.
Answer the following statement true (T) or false (F)
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For tasks that are unfamiliar to the estimator, there may be no historical figures to draw on; therefore, she must be very cautious
Indicate whether the statement is true or false
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Which of the following pumps would usually be classified as non-positive displacement?
A. plunger B. wobble plate C. gear D. engine coolant pump
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The term enterprise network refers to the ____ level of performance.
A. lowest B. highest
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