The first step in selecting commercial refrigeration equipment for a new installation is to:
A) Compile a list of components already in inventory so that you can see what you will have to choose from.
B) Compile a list of component prices in order to determine how large a system you can afford.
C) Perform a heat load calculation to determine the required BTU capacity of the system.
D) Select the compressor because all other components will be sized to match it.
C
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A solar collector collects 1,211.4 Btu/min and heats water from 73°F to 101°F. What is the water flow through the collector? (Round off to 2 decimal places.)?
Fill in the blank(s) with the appropriate word(s).
When a food processor uses time and motion study to improve quality which major
component of total quality management strategy is it employing?
a. Technology b. Materials c. Employee involvement d. Methods e. None of these
What is an "air-over" motor?
A) A motor that is cooled by airflow over the motor B) A motor whose function is to blow air over the fan motor to cool it C) A motor that is designed for units with the fan located at the top of the unit D) A motor that is designed to be installed on the bottom of a fan unit
The purpose of evacuating a refrigeration system is to:
A) Remove moisture. B) Remove non-condensable gases. C) Remove refrigerant oil. D) Remove non-condensable gases and moisture.