What prevents cold air from being circulated to the heated space during the defrost cycle?
A. The auxiliary heater turns on to "temper" the air.
B. All of the dampers close automatically.
C. The indoor fan motor turns off.
D. Both a and b are correct.
Answer: A
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What will be an ideal response?
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Answer the following statement true (T) or false (F)
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Fill in the blank(s) with the appropriate word(s).
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