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badkarma2007 badkarma2007
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6 years ago
Commercial and industrial refrigeration systems:
 
  A) Are used only in supermarkets.
  B) Refer to retail food and cold-storage equipment and facilities.
  C) Use three-phase equipment only.
  D) Are only used in production facilities.


[Ques. 2] Sometimes the ________ is called an actuator/operator.
 
  A) engine B) compressor C) valve D) handwheel


[Ques. 3] Residential heating systems typically range from:
 
  A) 75,000 BTU to 125,000 BTU. B) 100,000 BTU to 120,000 BTU.
  C) 50,000 BTU to 150,000 BTU. D) 75,000 BTU to 200,000 BTU.


[Ques. 4] Which job would most likely NOT be open to a technician with a criminal background?
 
  A) Residential service technician B) Systems designer
  C) New construction installation technician D) Commercial installation technician


[Ques. 5] When replacing the oil pump coupling, slide the pump into place with the shaft position ________.
 
  A) aligned with the female rotor B) rotated to properly engage the gear teeth
  C) accessible to the gear puller D) aligned with the male rotor
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123abcanswers123abcanswers
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6 years ago
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badkarma2007 Author
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#2
6 years ago
Thank you so much for providing this
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