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littleroberts littleroberts
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4 years ago
A technician needs to check the heating operation of a heat pump that has no gauge access ports. The technician should start by:
 
  A) Installing bolt-on piercing valves on both the gas line and the liquid line.
  B) Checking the temperature rise across the indoor coil.
  C) Recovering the system refrigerant using piercing pliers and installing permanent braze-on service valves.
  D) Installing bolt-on piercing valves on both the high side and low side of the compressor.

 Q. 2

If the compressor oil on a hermetic compressor is acidic, the next step is to change the:
 
  A) System filter driers once. B) Compressor oil repeatedly.
  C) System filter driers repeatedly. D) Compressor oil once.
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sdfaffsdfaff
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4 years ago
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Ans. to #1

B

Ans. to #2

C
1

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littleroberts Author
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4 years ago
Thank you for answering correctly!
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Thank you
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Thx
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Thanks!
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TY :)
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Thanks
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thanks
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Thanks
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Thx Dick
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Thanks!
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Thanks!
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Thank you so much
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