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jina jina
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6 years ago
What is the total system charge for a system with a factory charge of 56 oz of R-410A, an assumed length of 15 ft, and a 3/8 in liquid line that is 35 ft long?
 
  A) 56 oz + 12 oz = 68 ounces B) (35 - 15 )  0.6 = 12 ounces
  C) 56 ounces D) 56 oz + 21 oz = 77 ounces

 Q. 2

A system that uses the space above a drop ceiling for return air is called
 
  A) a spatial air distribution system B) a drop ceiling return system
  C) a static regain system D) an extended plenum system

 Q. 3

How can the water flow through a geothermal system be determined?
 
  A) by comparing the waterflow to the refrigerant pressure chart
  B) by measuring the pressure drop across the coaxial coil and comparing it to the manufacturer's chart
  C) by reading the display on the heat pump touchscreen control
  D) by using an clamp on water flow meter
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luckydon4luckydon4
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6 years ago
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jina Author
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#2
6 years ago
Bravo! This is awesome
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#3
6 years ago
Glad my efforts were helpful
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