SC Refrigeration Practice Questions - South Carolina Refrigeration Contractor Examination Exam

Low or zero evaporator superheat on a running DX system most nearly indicates:

The evaporator is overfed or the system is overcharged, with liquid leaving the coil The system is undercharged The filter-drier is completely plugged The condenser fan has failed

Correct Answer:

The evaporator is overfed or the system is overcharged, with liquid leaving the coil

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