Which of the following methods should NOT be used to support an electric furnace?
A) Suspending it from floor joists B) Sitting it upright on the return air box
C) Suspending it from roof rafters D) Resting it on the ceiling joists
D
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Explain why it is important to reduce redundancy in dimensioning and how to accomplish this.
What will be an ideal response?
Which of the following is an objective?
A. The mission statement is the objective B. Expand to be the largest dealer in the city C. Service manager will establish a 60% gross profit margin by the 2 nd quarter D. All of the above
The values needed to calculate air volume (cfm) delivered by an air handler equipped with electric heaters are _____.
a. volts, amps, and heater resistance b. fan watts, ohms, and ?T c. heater volts, amps, and ?T d. watts, amps, and heat content
The buildup of soil on the grass at the edges of the skinned area is called a:
A) rise B) wall C) ?dune D) lip