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krystian krystian
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6 years ago
After servicing a system using bolt-on piercing valves, the technician should:
 
  A) Remove the bolt-on valve and quickly braze up the hole.
  B) Recover the refrigerant, remove the bolt-on valve and replace it with a permanent valve.
  C) Close the bolt-on valve, remove the gauges, and put on the valve cap.
  D) Simply remove the gauges because most bolt-on valves are self-sealing.

 Q. 2

A cabinet door hinge used on flush doors when it is desired to conceal most of the hardware is a(n) _____
  hinge.
 
  a. surface hinge
  b. offset hinge
  c. pivot hinge
  d. butt hinge
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AzhanAzhan
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6 years ago
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krystian Author
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#2
6 years ago
What an excellent community, thanks for answering
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