SC Air Conditioning Practice Questions - South Carolina Air Conditioning Contractor Examination Exam

On a heat-pump thermostat, Emergency Heat (E) typically:

Forces a 30-minute defrost Opens the reversing valve to cooling and shuts off all indoor heat Runs the compressor and the outdoor fan at maximum speed Locks out the compressor and heats with electric strips (or other indoor auxiliary heat) only

Correct Answer:

Locks out the compressor and heats with electric strips (or other indoor auxiliary heat) only

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