What is the purpose of shutoff valves in the water loop of a water source heat pump?
A) They keep water inside the piping system.
B) They allow you to service a water-source unit.
C) They allow water pressure to build.
D) They are used to shut off different loop zones in a zoned loop system
B
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Indicate whether the statement is true or false.
The interest is the amount of money you pay for use of money borrowed.
Answer the following statement true (T) or false (F)
ASE-Style Multiple Choice While having a discussion, Technician A says that spider webbing involves the use of a simple masking pattern to produce a custom paint effect. Technician B says that lace painting involves the use of a masking pattern to produce a custom paint effect. Who is correct?
A. A only B. B only C. Both A and B D. Neither A nor B
Why are eleven pin control relays used to provide interlock protection?
What will be an ideal response?