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 15, Problem 11RQ
True or False: When the control transformer is not working, the indoor fan will not run in the FAN ON position.
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Students have asked these similar questions
If the thermostat contacts are closed the compressor and the condenser fan motor are not operating, and all the other loads are operating properly, which might be the problem?
A. A bad high pressure safety switch.
B. A bad low pressure switch
C. Both A. and B.
D. A bad thermostat
If the compressor and condenser fan motor will not operate but the indoor fan motor is operating, what would be the probable cause of the malfunction?
a. Bad contactor coil
b. Bad thermostat
c. Bad condenser fan motor
d. Bad compressor
True or False: All reciprocating compressors start up fully loaded.
Chapter 15 Solutions
Refrigeration and Air Conditioning Technology (MindTap Course List)
Ch. 15 - Name three types of automatic controls.Ch. 15 - Two categories ofelectric controls...Ch. 15 - What circuit is energized with the thermostat Y...Ch. 15 - The component in the system that is energized when...Ch. 15 - The ________terminal must be energized in the...Ch. 15 - The hot circuit in the thermostat is the...Ch. 15 - Is the heat anticipator in series or parallel with...Ch. 15 - The cooling anticipator is wired A. in parallel...Ch. 15 - Which anticipator is adjustable, heat or cool?Ch. 15 - True or False: The indoor fan must always run...
Ch. 15 - True or False: When the control transformer is not...Ch. 15 - Which of the following should be turned off while...Ch. 15 - The _______diagram is used to locate different...Ch. 15 - To trace the circuits in the unit, the...Ch. 15 - Prob. 15RQCh. 15 - Prob. 16RQCh. 15 - Prob. 17RQCh. 15 - True or False: Open switches will always read...Ch. 15 - Explain why a service technician must always know...
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Need a deep-dive on the concept behind this application? Look no further. Learn more about this topic, mechanical-engineering and related others by exploring similar questions and additional content below.Similar questions
- True or False: The indoor fan must always run during the cooling cycle.arrow_forwardWhich of the following should be turned off while working on the compressor circuit? A. The indoor unit fan B. The unit disconnect C. The thermostat D. The main power supply to the buildingarrow_forwardTo charge an air-conditioning system while it is run ning, the refrigerant should be added to. the high side the low side both the high and low sides either the high or the low sidearrow_forward
- Low-pressure switcharrow_forwardTechnician A says that when the refrigerant is pumped out of the compressor and sent to the condenser, heat in the refrigerant is moved to the outside air by conduction and convection. Technician B says that the refrigerant leaves the bottom of the condenser as a high-pressure, high-temperature liquid. Who is correct? Technician A only Technician B only Both A and B Neither A nor Barrow_forwardWhat lubricates the refrigeration compressor? A. Refrigerant B. Moisture C. Desiccants D. Oilarrow_forward
- The A/C compressor cycles rapidly, and air coming from the vents is only slightly cool. Technician A says the problem could be a low refrigerant charge. Technician B says the problem could be a defective thermostatic switch. Who is right? Group of answer choices Technician A Technician B Both A and B Neither A nor B PreviousNextarrow_forwardWhat type of control would be used to turn a compressor off in the event of a large refrigerant leakarrow_forwardwhere is th sensing bulb on a thermostatic expansion valve mounted?arrow_forward
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