The blowers of high-sidewall ductless indoor units _____
a. are usually propeller fans
b. use long, slender centrifugal blower wheels
c. use very short, large-diameter blower wheels
d. are often backwardly inclined
b
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Staff exempt means the employee________
A. Must be paid overtime B. Works for a salary C. Must be paid a bonus D. All of the above
Why are the dampers on registers normally not used for balancing the system airflow?
What will be an ideal response?
Benching systems are prohibited in _____
A) Type A soils B) Type B soils C) Type C soils D) solid rock
A customer says his or her steering has a shimmy problem above 50 mph (80 km/h). Preliminary inspection indicates excessive wear on the right front tire. Technician A says the problem could be a worn tie rod end. Technician B says the problem could be a worn idler arm ball joint.
What will be an ideal response?