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buttsuni buttsuni
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6 years ago
What is the material inside the filter drier called?
 
  A) Wadding B) Hydrogen peroxide
  C) Desiccant D) Alcohol


[Ques. 2] The maximum pressure drop for a suction line should not exceed:
 
  A) 3 psi.
  B) 1 psi.
  C) 2 psi.
  D) A corresponding saturation temperature drop of 2F.


[Ques. 3] What is the evaporator saturation temperature of an R-410A system with a low-side pressure of 107 psig?
 
  A) 340F B) 30F C) 35F D) 107F


[Ques. 4] Why are liquid-line filter driers required for all systems using HFC refrigerant?
 
  A) Because the filter drier also serves as a reservoir for refrigerant.
  B) Because HFC refrigerants often form fluoride crystals inside the system.
  C) Because the POE oil used with HFC refrigerant is very hygroscopic.
  D) Because the filter drier is also the metering device in newer systems.


[Ques. 5] What are the parts of a distributor?
 
  A) A nozzle, handle, and piston with only one hole in the nozzle
  B) A nozzle with multiple holes only
  C) A nozzle, conical divider, and multiple holes around the divider cone
  D) A conical divider with multiple holes only
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Lissapoo12Lissapoo12
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6 years ago
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buttsuni Author
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#2
6 years ago
Oh my goodness! Your post was awesome!
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#3
6 years ago
Haha thank you for the nice comment
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