Why is testing and balancing an important part of HVACR residential systems?
A) Because HVACR systems are not as efficient as they were in earlier decades
B) Because HVACR systems are the largest energy appliances in a residence and energy costs have increased
C) Because it is the first and last step a technician must perform when working on HVACR systems
D) Because all new home construction must be certified
B
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Name three topics about which a cooperative extension agent would be able to
answer questions.
What will be an ideal response?When might it be necessary to write on a shop drawing??
A. ?To note changes for as built fabrication. B. ?To keep your place in the fabrication. C. ?So the night shift can see what you did. D. ?It is never ok to write on a shop drawing.
A three stage gearbox will have the output direction of rotation opposite the input direction.
Answer the following statement true (T) or false (F)
Which of the following is the correct expansion of this term?
a.
b.
c.
d.
e.