When a manual service valve is frontseated:
A) Both the service port and the line are closed to the system.
B) Both the service port and the line are open to the system.
C) The service port is closed and the system is open to the line.
D) The service port is open and the system is closed to the line.
D
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a. True b. False Indicate whether the statement is true or false
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Fill in the blank(s) with the appropriate word(s).
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Fill in the blank(s) with the appropriate word(s).