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Which outcome results when refrigerant leaks near a Variable Refrigerant Flow (VRF) system's electronic expansion valve?

A)Suction line superheat greatly increases
B)Compressor discharge temperature decreases severely
C)Condenser subcooling remains nearly constant
D)Liquid line pressure reaches saturation point

💡 Explanation

Excessive superheat develops because the decreased refrigerant mass flow causes the hot gas bypass valve to modulate open, increasing suction line gas temperature to protect the compressor; therefore, superheat increases rather than subcooling staying constant with a higher mass flow of refrigerant.

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