In a dual-fuel heat pump, what operates when second-stage heat calls?
A) The heat pump starts and the furnace shuts off.
B) The electric heat strips are energized to supplement the furnace.
C) The furnace starts and the heat pump shuts off.
D) Both the heat pump and the furnace operate.
C
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Determine the number of square yards of carpet needed for the office building in Figure 16.15. The carpet is 12 feet wide.
What will be an ideal response?
Gasoline direct injection (GDI) is also known as ________
A) SIDI B) EFI C) DI D) UIDI
Which type of cleaning uses small living organisms to eat oil and grease?
A) Solvent B) High pressure spray C) Microbe D) None of these
The two primary functions of an evaporator are to remove ____________________ and ____________________ from the refrigerated space.
Fill in the blank(s) with the appropriate word(s).