Automotive Technology: A Systems Approach (MindTap Course List)
6th Edition
ISBN: 9781133612315
Author: Jack Erjavec, Rob Thompson
Publisher: Cengage Learning
expand_more
expand_more
format_list_bulleted
Concept explainers
Textbook Question
Chapter 12, Problem 11RQ
If the valve face and valve seat do not contact each other evenly after reconditioning.
- regrind the valve with the same stone
Expert Solution & Answer
Want to see the full answer?
Check out a sample textbook solutionStudents have asked these similar questions
If the suction head is lower than the manufacturer’s recommendation, cavitation will
a. may occur and may not occut
b. sometime occur and sometime not
c. not occur
d. occur
When fitting a freshly ground valve into a freshly ground seat: Technician A says that the seat should be ground more with the same stone if the margin is too small. Technician B says that the seat should be ground more with the same stone if the valve seat is too high. Who is correct?
Select the two seals used to sealing active elements of a pump or compressor to retain the pumped fluid:
U-cup
O-rings
V-packing
piston rings
face seals
lip seal
Chapter 12 Solutions
Automotive Technology: A Systems Approach (MindTap Course List)
Ch. 12 - Explain staged and continuously variable value...Ch. 12 - Define valve margin.Ch. 12 - What usually causes warpage in an aluminum cylin...Ch. 12 - What are the two ways pushrods can be checked for...Ch. 12 - Which of the following is not true of knurling? It...Ch. 12 - True False? Fiats MultiAir system relies on...Ch. 12 - To allow the engine to run on the Atkinson cycle,...Ch. 12 - Prob. 8RQCh. 12 - To ensure proper seating of the valve, the valve...Ch. 12 - When checking valve fit, contact between the valve...
Ch. 12 - If the valve face and valve seat do not contact...Ch. 12 - Many engines with WT have a phaser mounted to the...Ch. 12 - Multiple valve engines tend to be more efficient...Ch. 12 - Which of the following is not a type of valve...Ch. 12 - Which of the following statements is not true?...Ch. 12 - While discussing the reasons for resurfacing a...Ch. 12 - While inspecting the timing gears of an engine:...Ch. 12 - Technician A says that positive valve stem seals...Ch. 12 - When fitting a freshly ground valve into a freshly...Ch. 12 - Technician A says off-square springs may cause...Ch. 12 - Technician A says it is not necessary to measure...Ch. 12 - Technician A uses a 30-degree stone for topping a...Ch. 12 - While discussing the Valvetronic system:...Ch. 12 - While checking a hydraulic phaser after the...Ch. 12 - While servicing a pair of aluminum cylinder heads:...
Knowledge Booster
Learn more about
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
To ensure proper seating of the valve, the valve seat must be. the correct width in the correct location on the valve face concentric with the guide all of the above
arrow_forward
Which of the following statements is not true? Normally the desired valve face-to-seat contact area for intake valves is 1 inch. Normally the desired valve face-to-seat contact area for exhaust valves is 1 inch. The average valve seat width is 0.060 inch and the average seat begins 0.030 inch from the valve margin. A properly reconditioned seat has the correct seat width and sealing position on the valve face.
arrow_forward
A kick occurs because the pressure inside the wellbore annulus is higher than
formation pressure.
a. True
b. False
arrow_forward
Which among the valves is called non return valve
a.flap check
b.ball
c.plunger valve
d.diaphragm
e.Check
arrow_forward
The purpose of the crankcase pressure-regulating valve is to A. maintain constant pressure in the crankcase. B. maintain constant pressure in the evaporator. C. prevent a compressor from going into a vacuum. D. prevent a compressor overload condition.
arrow_forward
Which of the following is a process in which a cement-like material is injected between the well casing and the hole drilled for the well? A. Grouting B. Cementing C. Sealing D. Separating
arrow_forward
In ___________ fluids coming from all sides to collide with each other at the center of the cased cylinder and dissipate the energy through “flow impingement.”
a.
Choke valve
b.
Gate valve
c.
Butterfly valve
d.
Safety valve
arrow_forward
Choose correct answer:
Which of the following is not under the type of a gas charged or filled accumulator for the hydraulic system?
Weighted
Rod
Electromechanical
bladder
arrow_forward
Explain why piston skirt is made oval in shape? (A3)
arrow_forward
QUESTION: The third line of defence is to install a relief system to relieve liquids or gases before excessive pressures are developed. A spring-operated valve is one of the devices designed for that purpose. Analyse the advantages of two types of the spring-operated valve, the conventional-type and balance bellow-type.
arrow_forward
The type of impeller used in the blower experiment is
a.
Open type straight vanes
b.
closed type of vanes
c.
forward type vane
d.
Backward type vane
arrow_forward
Which of the following statements pertaining to the steel tubing is not true:
Steel tubes are better than steel pipes because, they:
Question 1 options:
are less expensive.
can be bent and given various convenient shape.
can handle higher pressure.
have no sealing problem.
arrow_forward
arrow_back_ios
SEE MORE QUESTIONS
arrow_forward_ios
Recommended textbooks for you
Automotive Technology: A Systems Approach (MindTa...
Mechanical Engineering
ISBN:9781133612315
Author:Jack Erjavec, Rob Thompson
Publisher:Cengage Learning
Refrigeration and Air Conditioning Technology (Mi...
Mechanical Engineering
ISBN:9781305578296
Author:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson
Publisher:Cengage Learning
Welding: Principles and Applications (MindTap Cou...
Mechanical Engineering
ISBN:9781305494695
Author:Larry Jeffus
Publisher:Cengage Learning
Automotive Technology: A Systems Approach (MindTa...
Mechanical Engineering
ISBN:9781133612315
Author:Jack Erjavec, Rob Thompson
Publisher:Cengage Learning
Refrigeration and Air Conditioning Technology (Mi...
Mechanical Engineering
ISBN:9781305578296
Author:John Tomczyk, Eugene Silberstein, Bill Whitman, Bill Johnson
Publisher:Cengage Learning
Welding: Principles and Applications (MindTap Cou...
Mechanical Engineering
ISBN:9781305494695
Author:Larry Jeffus
Publisher:Cengage Learning
Hydronics Step by Step; Author: Taco Comfort Solutions;https://www.youtube.com/watch?v=-XGNl9kppR8;License: Standard Youtube License