Refrigeration and Air Conditioning Technology (MindTap Course List)
8th Edition
ISBN: 9781305578296
Author: John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson
Publisher: Cengage Learning
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Textbook Question
Chapter 43, Problem 13RQ
Can a heat pump switch from heating to cooling and from cooling to heating automatically?
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Chapter 43 Solutions
Refrigeration and Air Conditioning Technology (MindTap Course List)
Ch. 43 - How does a heart pump resemble a refrigeration...Ch. 43 - Name the three common sources of heat for heat...Ch. 43 - What large line connects the indoor unit to the...Ch. 43 - Why is the indoor unit not called an evaporator?Ch. 43 - When is the outdoor unit called an evaporator? A....Ch. 43 - The indoor coil is called a condenser during...Ch. 43 - Why is it important to have drainage for the...Ch. 43 - Which metering device is most efficient in heat...Ch. 43 - Where is the only permanent suction line on a heat...Ch. 43 - What type of drier may be used in the liquid line...
Ch. 43 - Where must a suction-line drier be placed in a...Ch. 43 - What controls the heat pump to determine whether...Ch. 43 - Can a heat pump switch from heating to cooling and...Ch. 43 - What must be done when frost and ice build up on...Ch. 43 - True or False: All heat pumps are practical...Ch. 43 - Why are scroll compressors more efficient than...Ch. 43 - Describe why variable-speed compressor motors are...
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- An important factor (or factors) involving water quality with regard to open-loop heat pump systems is(are) A. water temperature. B. water cleanliness. C. water volume in gpm. D. all of the above.arrow_forwardWhere is the only permanent suction line on a heat pump?arrow_forwardExplain the refrigerant loop of a closed-loop, geothermalheat pump system.arrow_forward
- A(n) ______well draws water from the top of thewater column, circulates it through the heat pump, and then returns the water to the bottom of the water column.arrow_forwardHow will oversizing the buffer tank on a water-to-water heat pump system affect the run time of the system?arrow_forwardWhat are mullion heaters?arrow_forward
- What are the two types of evaporators found in house-hold refrigerators?arrow_forwardDefine flash gas, and explain how it applies to the net refrigeration effect of the refrigeration cycle.arrow_forwardIn order to remove moisture from a refrigeration system using a vacuum pump, it must be in a _____state.arrow_forward
- The function of the pressure tank in an open-loop, geo-thermal heat pump well system is to prevent the well pump from _____.arrow_forwardWhen the outside ambient air temperature is 90F, the temperature of the condensing refrigerant in a standard- efficiency unit should be approximately A. 120F. B. 130F. C. 140F. D. 150F.arrow_forwardTrue or False: All heat pumps are practical anywhere in the United States. Explain your answer.arrow_forward
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