Bundle: Electricity For Refrigeration, Heating, And Air Conditioning, 10th + Lab Manual For Smith's Electricity For Refrigeration, Heating, And Air Conditioning, 9th
10th Edition
ISBN: 9780357478127
Author: Russell E. Smith
Publisher: Cengage Learning
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Textbook Question
Chapter 5, Problem 28RQ
Draw the symbols for the following electrical devices.
- a. heating thermostat
- b. pressure switch (closes on rise)
- c. heater
- d. motor
- e. solenoid coil
- f. normally open push-button switch
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Students have asked these similar questions
Technician A says that installing a thermostat
incorrectly can cause the housing to break.
Technician B says that it is OK to install a
thermostat in either direction. Who is
correct?
Select one:
a. Technician A only
b. Technician B only
C. Both A and B
d. Neither A nor B
23. Draw the following symbols:
a. double acting, momentary contact push button.
b. normally open pressure switch
C. current transformer.
d. Normally closed float switch.
e. normally open limit switch.
F. normally closed switch.
What is the primary purpose of a thermostat
jiggle valve?
Select one:
a. To act as a bypass for coolant
b. To relieve water pump pressure
under load
c. To ensure coolant flows the correct
direction
d. To aid in bleeding air from the
system
Chapter 5 Solutions
Bundle: Electricity For Refrigeration, Heating, And Air Conditioning, 10th + Lab Manual For Smith's Electricity For Refrigeration, Heating, And Air Conditioning, 9th
Ch. 5 - What are the three types of electrical diagrams...Ch. 5 - A load is an electrical device that __________. a....Ch. 5 - What is the major load of an air-conditioning...Ch. 5 - Identify the following symbols for loads:Ch. 5 - Prob. 5RQCh. 5 - What do the terms normally open and normally...Ch. 5 - What is the difference between a magnetic starter...Ch. 5 - Prob. 8RQCh. 5 - Draw a heating and a cooling thermostat and...Ch. 5 - A three-pole contactor would allow how many paths...
Ch. 5 - A disconnect switch is used to __________. a. open...Ch. 5 - What determines whether a pressure switch opens or...Ch. 5 - Identify the following symbols for...Ch. 5 - What is the difference between a thermal overload...Ch. 5 - What is the purpose of a transformer? Draw the...Ch. 5 - Which of the following is not a requirement for an...Ch. 5 - What is the purpose of a legend on a schematic...Ch. 5 - A factual diagram is _____. a. a pictorial diagram...Ch. 5 - Identify the following symbols for safety devices.Ch. 5 - Prob. 20RQCh. 5 - True or False: The schematic diagram tells service...Ch. 5 - What is the difference between a pilot duty and a...Ch. 5 - What type of switch would be used to open or close...Ch. 5 - What is the purpose of a fuse in an electrical...Ch. 5 - True or False: A solenoid valve is a device that...Ch. 5 - What is a signal light used for in a control...Ch. 5 - Change the following normally open elements from...Ch. 5 - Draw the symbols for the following electrical...Ch. 5 - Add letter designations to the symbols to indicate...Ch. 5 - Draw a symbol for a magnetic starter.
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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
- The symbol shown is: a. Double acting push button b. Two-position selector switch c. Three-position selector switch d. Maintained contact push buttonarrow_forwardTrue or False? An open switch is one that can flow current through it.arrow_forwardThe symbol shown is: Normally open pressure switch Normally open flow switch Normally open float switch Normally open temperature switcharrow_forward
- High-pressure switcharrow_forwardWhat type of chemical is used to cause a pressure change in a bellows type thermostat?arrow_forwardIf 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 thermostatarrow_forward
- Select the simple system from the following. O a. Lamp with on/off switch O b. Air conditioner O c. Closed loop room heating system O d. Speed control of Motorarrow_forwardWhat is a variable-output programmable thermostat?arrow_forwardWhich of the following is most responsible for providing or blocking heat to the passenger compartment? Select one: a. The heater control valve b. The water pump c. The thermostat d. The radiator caparrow_forward
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