What is the purpose of TEV sensing bulbs with a limited, or gas charge?
A) They produce a maximum operating pressure at high operating superheat.
B) Gas charged bulbs regulate better with systems experiencing liquid line flash gas.
C) They reduce the amount of refrigerant in the system because of the limited charge.
D) They save on installation cost by reducing the amount of charge in the TEV bulb.
A
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For each 12,000 Btu/h capacity, a wastewater-cooled condensing unit uses approximately ____________________ GPM.
Fill in the blank(s) with the appropriate word(s).
All of the following are examples of news media except:
a. radio b. television c. newspapers d. movies
How can performing planned maintenance save the customer money?
What will be an ideal response?
Which of the following is a factor contributing to call blockage?
A) inadequate switch processing B) DTMF receivers C) too few trunks or circuits D) too few SS-7 links E) all of the above