Author Question: When is the water coil in a water source heat pump the acting evaporator? A) in the cooling cycle ... (Read 142 times)

BrownTown3 · **on:** Jul 26, 2018

When is the water coil in a water source heat pump the acting evaporator?

A) in the cooling cycle B) in the heating cycle
C) in the defrost cycle D) only when the unit is operating

Question 2

A water-source heat pump does not require a defrost cycle because

A) it uses buried loops in which water is circulated, and the heat is then extracted from the water.
B) there are no check valves or extra metering devices within a water-source heat pump.
C) the fluid circulating through the water-source unit cannot be allowed to freeze.
D) most water-source units use a single bi-flow thermostatic expansion valve.