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Author Question: When will installation technicians most likely install an upflow furnace? A) when duct systems ... (Read 24 times)

K@

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on: Jul 26, 2018
When will installation technicians most likely install an upflow furnace?
 
  A) when duct systems are set in concrete B) when the configuration may change
  C) when the ceilings are especially high D) when there is little floor space

Question 2

Which of the following is a function of brazing flux?
 
  a. Floats out oxides ahead of the filler metal
  b. Bonds to the base metal
  c. Causes oxidation
  d. Prevents wetting of the metals


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tuwy

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Reply #1 on: Jul 26, 2018
Answer to Question 1

D

Answer to Question 2

a


K@

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Reply 2 on: Jul 26, 2018
Great answer, keep it coming :)

parker125

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Reply 3 on: Yesterday
Excellent

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