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bah1234 bah1234
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6 years ago
Commercial refrigeration systems normally have:
 
  A) A suction service valve and a discharge service valve.
  B) A suction service valve, discharge service valve, and a king valve.
  C) A liquid line valve and a suction service valve.
  D) Most commercial refrigeration systems do not have refrigeration service valves.

 Q. 2

When running the fourth bead of a GTAW fillet weld in the 1F position, how much of the second bead should
  you overlap?
 
  a. 1/4
  b. 1/3
  c. 1/2
  d. 3/4
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tomg2113tomg2113
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6 years ago
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bah1234 Author
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#2
6 years ago
Thank you soooo very much, it was really helpful and kind of you to answer my q's
wrote...
#3
6 years ago
You're welcome, once again
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