Engine : Refrigeration AC - 671/610
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| If the refrigeration compressor crankcase is sweating or frosting and is operating with an unusual noise, what is most likely the cause? |
| A) liquid refrigerant returning to the compressor |
| B) a shortage of refrigerant |
| C) the compressor running continuously |
| D) the compressor short-cycling on the high-pressure cutout |
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