Engine : Refrigeration AC - 192/610 |
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During operating periods of a multi-box refrigeration system using a capacity controlled compressor, when all of the evaporators of a four box plant are actively being fed with liquid refrigerant, the control oil pressure acting on the hydraulic relay piston will be at what value? |
A) the lowest |
B) at its mid-range |
C) the highest |
D) of no consequence as the lube oil is not used in the operation of the unloader |
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