How does a liquid-line filter drier designed for heat pump use differ from a standard liquid-line filter drier?
A) Heat pump filter driers have two inlets and two outlets to accommodate reverse refrigerant flow.
B) Heat pump filter driers can withstand higher pressures.
C) Heat pump filter driers are manufactured from stainless steel.
D) Heat pump filter driers are bidirectional.
D
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Repeat P7.2 if only four users per frame can be supported.
A worker should not enter a silo for ____________________ weeks after it has been filled
Fill in the blank(s) with the appropriate word(s).
Which of the following statements is LEAST-Likely true?
A. A battery gives off hydrogen as it is recharged. B. Sparks, flames, and cigarettes must be kept away from batteries. C. Wear eye protection when working around batteries. D. Disconnect the battery charger while it is turned on.
Geothermal heat pumps use the ____________________ water as a heat source or a heat sink.
Fill in the blank(s) with the appropriate word(s).