Engine : Refrigeration AC - 900/610 |
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The most cost-effective method of recovering refrigerant from a low-pressure chiller with more than 500 lbs. of refrigerant and to meet EPA requirements is to recover the refrigerant using what protocol? |
A) recovery using a vacuum pump based vapor recovery machine only |
B) liquid recovery using a liquid pump, followed by vapor recovery using a vacuum pump based recovery unit |
C) vapor recovery using a vacuum pump based recovery unit followed by liquid recovery using a liquid pump |
D) recovery using a liquid pump only |
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Comments |
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Harold H.B. Gunter - 2016-09-29 22:52:34 Registered (1) |
What its called is a ozone machine |