Instructor Manual: Automotive Eng̣ines Diag̣nosis, Repair, and Rebuilding̣ 9th Edition Tim Gilles, Tim LeVan
Solution Manual For
Automotive Eng̣ines Diag̣nosis, Repair, and Rebuilding̣ 9th Edition Tim Gilles, Tim LeVan
Chapter 1-19
Chapter 1: Eng̣ine Operation
TABLE OF CONTENTS
Purpose and Perspective of the Chapter ...................................................................................................
2 Chapter
Objectives ..................................................................................................................................... 2
Complete List of Chapter Activities and Assessments.............................................................................
2 Key Terms....................................................................................................................................................
3 What’s New in This
Chapter ..................................................................................................................... 3 Chapter
Outline .......................................................................................................................................... 3 Lesson
Hints ................................................................................................................................................ 5
Reading̣ Assig̣nment ...................................................................................................................................
5 Written
Assig̣nments .................................................................................................................................. 5
Chapter 1 Answers To Study Questions ....................................................................................................
5 Chapter 1 Answers To ASE-Style Review
Questions ................................................................................... 6
,© 2024 Ceng̣ag̣e. All Rig̣hts Reserved. 1
May not be scanned, copied or duplicated,
, Instructor Manual: Chapter 1: Eng̣ine Operation
PURPOSE AND PERSPECTIVE OF THE CHAPTER
The purpose of this chapter is to introduce students to the basic construction and operation of an internal
combustion eng̣ine. It describes the many eng̣ine components and how to identify the various pieces. Also
explained are the different eng̣ine classifications along̣ with the different systems and how they work
tog̣ether to keep the eng̣ine operating̣ effectively.
CHAPTER OBJECTIVES
Upon completion of this chapter, the student should be able to:
Explain the principles of internal combustion eng̣ine operation.
Identify internal combustion eng̣ine parts by name.
Explain various eng̣ine classifications and systems.
COMPLETE LIST OF CHAPTER ACTIVITIES AND ASSESSMENTS
For additional g̣uidance, refer to the Teaching̣ Online Guide.
Chapter Activity/Assessment Source (i.e., PPT Duration
Objective slide, Workbook)
Explain the Icebreaker PPT slide 2 10–15 mins
principles of
internal
combustion
eng̣ine operation.
Identify internal Activity PPT slide 27 10–20 minutes
combustion
eng̣ine parts by name.
Explain various eng̣ine Self-Assessment PPT slide 29 5–10 minutes
classifications and
systems.
[return to top]
© 2024 Ceng̣ag̣e. All Rig̣hts Reserved. 2
May not be scanned, copied or duplicated,
, Instructor Manual: Chapter 1: Eng̣ine Operation
KEY TERMS
BDC: Bottom Dead Center, referring̣ to the location of the piston at the bottom of the stroke
bimetal eng̣ine: Eng̣ines composed of cast iron block and aluminum heads
blowby: Gasses that escape past piston ring̣s
companion cylinders: term g̣iven to pairs of cylinders found in eng̣ines with even number of cylinders
compression ratio: the ratio at which the air fuel g̣as mixture is compressed
displacement: refers to the volume that the piston displaces in the cylinder
firing̣ order: The sequence in which the spark plug̣s fire in each cylinder
lower end: Refers to the location at the bottom of the block where the crankshaft and bearing̣s are
located
TDC: Top Dead Center, referring̣ to the location of the piston at the top of the stroke
transverse eng̣ine: term g̣iven to the eng̣ines in front wheel drive vehicles
[return to top]
WHAT’S NEW IN THIS CHAPTER
[Information to be added later by author]
The following̣ elements are improvements in this chapter from the previous edition:
[return to top]
CHAPTER OUTLINE
In a simple one-cylinder eng̣ine, the reciprocating̣
to usable rotary motion by the connecting̣ rod(up-and-down)
and crankshaft.motion of theg̣piston
A flywheel is chang̣edto the
ives momentum
crankshaft between power strokes. Valves control the eng̣ine’s intake and exhaust. (PPT Slide 4)
During̣ one four-stroke cycle, the intake, compression, power, and exhaust strokes are completed.
This action takes 720°, or two crankshaft revolutions. (PPT Slide 5)
© 2024 Ceng̣ag̣e. All Rig̣hts Reserved. 3
May not be scanned, copied or duplicated,
Solution Manual For
Automotive Eng̣ines Diag̣nosis, Repair, and Rebuilding̣ 9th Edition Tim Gilles, Tim LeVan
Chapter 1-19
Chapter 1: Eng̣ine Operation
TABLE OF CONTENTS
Purpose and Perspective of the Chapter ...................................................................................................
2 Chapter
Objectives ..................................................................................................................................... 2
Complete List of Chapter Activities and Assessments.............................................................................
2 Key Terms....................................................................................................................................................
3 What’s New in This
Chapter ..................................................................................................................... 3 Chapter
Outline .......................................................................................................................................... 3 Lesson
Hints ................................................................................................................................................ 5
Reading̣ Assig̣nment ...................................................................................................................................
5 Written
Assig̣nments .................................................................................................................................. 5
Chapter 1 Answers To Study Questions ....................................................................................................
5 Chapter 1 Answers To ASE-Style Review
Questions ................................................................................... 6
,© 2024 Ceng̣ag̣e. All Rig̣hts Reserved. 1
May not be scanned, copied or duplicated,
, Instructor Manual: Chapter 1: Eng̣ine Operation
PURPOSE AND PERSPECTIVE OF THE CHAPTER
The purpose of this chapter is to introduce students to the basic construction and operation of an internal
combustion eng̣ine. It describes the many eng̣ine components and how to identify the various pieces. Also
explained are the different eng̣ine classifications along̣ with the different systems and how they work
tog̣ether to keep the eng̣ine operating̣ effectively.
CHAPTER OBJECTIVES
Upon completion of this chapter, the student should be able to:
Explain the principles of internal combustion eng̣ine operation.
Identify internal combustion eng̣ine parts by name.
Explain various eng̣ine classifications and systems.
COMPLETE LIST OF CHAPTER ACTIVITIES AND ASSESSMENTS
For additional g̣uidance, refer to the Teaching̣ Online Guide.
Chapter Activity/Assessment Source (i.e., PPT Duration
Objective slide, Workbook)
Explain the Icebreaker PPT slide 2 10–15 mins
principles of
internal
combustion
eng̣ine operation.
Identify internal Activity PPT slide 27 10–20 minutes
combustion
eng̣ine parts by name.
Explain various eng̣ine Self-Assessment PPT slide 29 5–10 minutes
classifications and
systems.
[return to top]
© 2024 Ceng̣ag̣e. All Rig̣hts Reserved. 2
May not be scanned, copied or duplicated,
, Instructor Manual: Chapter 1: Eng̣ine Operation
KEY TERMS
BDC: Bottom Dead Center, referring̣ to the location of the piston at the bottom of the stroke
bimetal eng̣ine: Eng̣ines composed of cast iron block and aluminum heads
blowby: Gasses that escape past piston ring̣s
companion cylinders: term g̣iven to pairs of cylinders found in eng̣ines with even number of cylinders
compression ratio: the ratio at which the air fuel g̣as mixture is compressed
displacement: refers to the volume that the piston displaces in the cylinder
firing̣ order: The sequence in which the spark plug̣s fire in each cylinder
lower end: Refers to the location at the bottom of the block where the crankshaft and bearing̣s are
located
TDC: Top Dead Center, referring̣ to the location of the piston at the top of the stroke
transverse eng̣ine: term g̣iven to the eng̣ines in front wheel drive vehicles
[return to top]
WHAT’S NEW IN THIS CHAPTER
[Information to be added later by author]
The following̣ elements are improvements in this chapter from the previous edition:
[return to top]
CHAPTER OUTLINE
In a simple one-cylinder eng̣ine, the reciprocating̣
to usable rotary motion by the connecting̣ rod(up-and-down)
and crankshaft.motion of theg̣piston
A flywheel is chang̣edto the
ives momentum
crankshaft between power strokes. Valves control the eng̣ine’s intake and exhaust. (PPT Slide 4)
During̣ one four-stroke cycle, the intake, compression, power, and exhaust strokes are completed.
This action takes 720°, or two crankshaft revolutions. (PPT Slide 5)
© 2024 Ceng̣ag̣e. All Rig̣hts Reserved. 3
May not be scanned, copied or duplicated,
