If the power to a condensing unit has been turned off for an extended period of time, the _________________________ should be energized first for the recommended time to protect the compressor from liquid floodback.
Fill in the blank(s) with the appropriate word(s).
crankcase heater
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A record of important tasks that need to be accomplished is called a ________.
A) Timeline B) To-do-list C) Waste of time D) All of the above
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In the accompanying figure, what is the name for the structural shape at the top?
A. Channel B. Structural tube C. Wide flange D. Standard beam
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Which of these terms refers to the ability to hear and understand what the customer is saying in a way that demonstrates your understanding to the customer?
A) Active listening B) Artful listening C) Active hearing D) Passive listening
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An op-amp has a +3 V on its inverting input and a +5 V on its non-inverting input. The output voltage is
A) +5 V B) +2 V C) -3 V D) -2 V
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