____________________ ports are used on very wide ports to prevent the piston ring from catching on the edge of the port.
Fill in the blank(s) with the appropriate word(s).
ports
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The ____________________ is usually made of two reed switches and two floats.
Fill in the blank(s) with the appropriate word(s).
Technician A says fatigue breaks are the most common type of bolt failure. Technician B says overtightening the bolt causes a fatigue break. Who is more correct?
A. A only B. B only C. both A and B D. neither A nor B
Beginning in May 2013, the minimum AFUE rating for a new furnace in the southern part of the United States is:
A) 80 percent. B) 60 percent. C) 78 percent. D) 90 percent.
A mechanism composed of two or more pieces constructed so that each part rotates in relation to the other around a common axis is a(n) ____________________.
Fill in the blank(s) with the appropriate word(s).