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Lost4ever Lost4ever
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6 years ago
What is the normal pressure range for high pressure gauges made for use on R-410A systems?
 
  A) 0 - 30 Hg vacuum and 0 - 350 psig pressure B) 0 - 500 psig pressure
  C) 0 - 800 psig pressure D) 0 - 30 Hg vacuum and 0 - 120 psig pressure

 Q. 2

Before any cutting or welding is performed, what must be available in the work area?
 
  a. An oxygen supply
  b. Cleaning rags and solvent
  c. Approved fire extinguishers
  d. At least one secondary disconnect
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IRIS123456IRIS123456
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6 years ago
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Lost4ever Author
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#2
6 years ago
I can't even begin to explain how much your help meant to me!
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#3
6 years ago
Happy to hear that, good luck with the rest of them
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