SC Refrigeration Practice Questions - South Carolina Refrigeration Contractor Examination Exam

Hot-gas bypass capacity control is used primarily to:

Increase condenser capacity in hot weather Maintain a minimum evaporator (or compressor suction) load so the system does not short-cycle or run at a dangerously low suction pressure Defrost the condenser coil Replace the TXV on all commercial systems

Correct Answer:

Maintain a minimum evaporator (or compressor suction) load so the system does not short-cycle or run at a dangerously low suction pressure

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