The most common manifold pressure for propane furnaces is
A) 4 inches wc B) 3.5 inches wc C) 11 inches wc D) 6 inches wc
C
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When foreshortened views occur, dimensions are placed on this view for clarity.
a. front view b. side view c. auxiliary view d. view enlargement
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In a ladder diagram, where is the first component to operate usually located?
A. at the top B. to the right C. at the bottom D. to the left
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The total heat loss for the basement walls is the product of the heat losses for the below-grade and above-grade walls.
Answer the following statement true (T) or false (F)
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The proper method to operate a torque wrench is to:
a. use two hands to pull it b. pull the grip only with a slow steady pull c. pull the grip with a hard fast pull d. pull until it clicks and go an extra 30
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