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Author Question: The refrigerant that has primarily replaced CFC-12 is _____. a. HFC-134a b. HFC-411 c. HCFC-22A ... (Read 83 times)

ap345

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on: Jul 24, 2018
The refrigerant that has primarily replaced CFC-12 is _____.
 
  a. HFC-134a
  b. HFC-411
  c. HCFC-22A
  d. HFC-404A

Question 2

What is commonly done when a drop-in refrigerant is placed in operating equipment?
 
  a. A crankcase heater is installed.
  b. The oil is replaced.
  c. A leak-detecting dye is added.
  d. The refrigerant piping is replaced.


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bulacsom

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Reply #1 on: Jul 24, 2018
Answer to Question 1

a

Answer to Question 2

b


ap345

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Reply 2 on: Jul 24, 2018
:D TYSM

adf223

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Reply 3 on: Yesterday
Thanks for the timely response, appreciate it

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