If the head pressure of a reciprocating refrigeration compressor is steadily building and becomes excessive, for protection purposes, what should occur?

Question

Accepted Answer

the high pressure cutout switch should shut down the compressor before the relief valve lifts open

Answer

the relief valve should lift open before the high pressure cutout stops the compressor

Answer

the relief valve should lift open and allow the excess refrigerant to flow to the receiver

Answer

the relief valve should lift open and allow the excess refrigerant to relieve to the atmosphere

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