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unistudentguy unistudentguy
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6 years ago
Which terminal controls second-stage heat on most heat pumps?
 
  A) O/B terminal B) G terminal C) W terminal D) Y terminal


[Ques. 2] Which of the following grades of oil are the grades of fuel oil primarily used for comfort heating applications?
 
  A) 5 and 6 B) 3 and 4 C) 1 and 6 D) 1 and 2


[Ques. 3] Which of these methods used to determine which component in a circuit is not working properly?
 
  A) Ohm test B) Hopscotching C) Amp draw test D) Voltage test


[Ques. 4] VRF systems use a refrigeration network of:
 
  A) Wyes and tees. B) Headers and branch joints.
  C) Both aA and B. D) None of the above.


[Ques. 5] HVACR equipment placement may be affected by local ordinances governing:
 
  A) Noise. B) Vibration. C) Costs. D) Traffic.
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Loay963Loay963
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6 years ago
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unistudentguy Author
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#2
6 years ago
Easily the best answer, TY and have a wonderful day
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