Commercial refrigeration systems normally have:
A) Most commercial refrigeration systems do not have refrigeration service valves.
B) A suction service valve and a discharge service valve.
C) A suction service valve, a discharge service valve, and a king valve.
D) A liquid line valve and a suction service valve.
C
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Use of the 100' tap rule is limited to installation in high-bay manufacturing buildings with wall heights over _____.
a. 15 feet b. 20 feet c. 35 feet d. 40 feet
Wood chips and sawdust are now being used as an alternative to peat moss
Indicate whether the statement is true or false
What are the three elements of fresh flower food? How does each element work to keep flowers
fresher longer?
What will be an ideal response?During an operational check of an air-conditioning system, you should check the:
A) Temperature rise across the evaporator. B) Voltage drop on the power wire to the unit. C) Temperature drop across the condenser. D) Oil on the lines or pipe insulation.