SC Refrigeration Practice Questions - South Carolina Refrigeration Contractor Examination Exam

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A water-cooled condenser has 85°F leaving water and a condensing saturation temperature of 105°F. What is the condenser approach, and what does a much larger approach usually indicate?

20°F approach; scaled tubes, low water flow, or a fouled condenser 85°F approach; a normal new-condenser reading 105°F approach; the system is undercharged 10°F approach; the cooling tower is icing

Correct Answer:

20°F approach; scaled tubes, low water flow, or a fouled condenser

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