Modern Automotive Technology Workbook, Chapter 4 Power Tools PDF

4 Chapter pter ter Power Tools and Equipment Name _________________________________________________________________________ Date _________________________ Instructor _____________________________________________________________________ Sco...

4 Chapter pter ter Power Tools and Equipment Name _________________________________________________________________________ Date _________________________ Instructor _____________________________________________________________________ Score ________________________ Objective: After studying this chapter, you will be able to select and use power tools properly. Compressed-Air System 1. What is an air compressor? _______________________________________________________________________________________________________ _______________________________________________________________________________________________________ 2. Define quick disconnect couplings. _______________________________________________________________________________________________________ _______________________________________________________________________________________________________ _______________________________________________________________________________________________________ 3. What is the usual air pressure in a shop’s compressed-air system? _______________________________________________________________________________________________________ 4. A(n) _____ is used to set a specific pressure in the _________________________________________________ compressed-air system. 5. Identify the components of the compressed-air system illustrated below. A G H D E F B C I (A) _____________________________________________ (F) _____________________________________________ (B) _____________________________________________ (G) _____________________________________________ (C) _____________________________________________ (H) _____________________________________________ (D) _____________________________________________ (I) _____________________________________________ (E) _____________________________________________ Copyright Goodheart-Willcox Co., Inc. May not be reproduced or posted to a publicly accessible website. 29 30 Modern Automotive Technology Workbook Air Tools 6. Air tools are also referred to as _____ tools. _________________________________________________ 7. Why should you always lubricate an air tool before operation? _______________________________________________________________________________________________________ _______________________________________________________________________________________________________ _______________________________________________________________________________________________________ 8. Air wrenches provide a very fast means of installing _________________________________________________ or removing _____. 9. A button or switch on the impact wrench controls the _________________________________________________ direction of rotation, usually _____ to tighten and _____ to loosen. _________________________________________________ 10. Why should you be careful when loosening or tightening fasteners with an air wrench? _______________________________________________________________________________________________________ _______________________________________________________________________________________________________ _______________________________________________________________________________________________________ 11. What is an air ratchet? _______________________________________________________________________________________________________ _______________________________________________________________________________________________________ _______________________________________________________________________________________________________ ________ 12. Air ratchets are available in all drives except: (A) 1/4″ (B) 3/8″ (C) 1/2″ (D) 7/8″ 13. Describe the differences between an impact socket and a conventional socket. _______________________________________________________________________________________________________ _______________________________________________________________________________________________________ _______________________________________________________________________________________________________ _______________________________________________________________________________________________________ 14. Why shouldn’t an impact wrench be used in place of a torque wrench? _______________________________________________________________________________________________________ _______________________________________________________________________________________________________ _______________________________________________________________________________________________________ 15. For what purpose(s) is an air hammer used? _______________________________________________________________________________________________________ _______________________________________________________________________________________________________ 16. True or False? Never turn an air hammer on unless the _________________________________________________ tool is pressed tightly against the workpiece. Copyright Goodheart-Willcox Co., Inc. May not be reproduced or posted to a publicly accessible website.  Chapter 4 Power Tools and Equipment 31 Name _________________________________________________________________________ 17. For what purpose(s) is an air-powered blowgun used? _______________________________________________________________________________________________________ _______________________________________________________________________________________________________ _______________________________________________________________________________________________________ _______________________________________________________________________________________________________ 18. For what purpose is a solvent gun used? _______________________________________________________________________________________________________ _______________________________________________________________________________________________________ _______________________________________________________________________________________________________ 19. Why is an air drill excellent for many repair jobs? _______________________________________________________________________________________________________ _______________________________________________________________________________________________________ _______________________________________________________________________________________________________ 20. A(n) _____ is used in an air or electric drill and can _________________________________________________ quickly remove old gasket material, carbon deposits, and rust with a minimum amount of effort. 21. A(n) _____ pad is another type of cleaning tool that _________________________________________________ can be used in an air drill. 22. A(n) _____ file, or stone, is handy for removing metal _________________________________________________ burrs and nicks. Electric Tools ________ 23. Bench grinders can be used for _____ operations. (A) grinding (B) polishing (C) cleaning (D) All of the above. 24. A bench grinder usually has _____ wheel(s). _________________________________________________ 25. List four safety rules to follow when using a bench grinder. _______________________________________________________________________________________________________ _______________________________________________________________________________________________________ _______________________________________________________________________________________________________ 26. Drills use drill bits, or _____ drills, to drill holes in _________________________________________________ metal and plastic parts. 27. A drill bit is mounted in a drill _____. _________________________________________________ 28. A special key, called a(n) _____ key is used to tighten _________________________________________________ the drill bit in the drill. Copyright Goodheart-Willcox Co., Inc. May not be reproduced or posted to a publicly accessible website. 32 Modern Automotive Technology Workbook 29. Many drills use a ribbed, rubber _____ to adjust the ____________________________________________ chuck jaws without a special key. 30. Drill bits are normally made of _____. _________________________________________________ 31. What is a drill press? _______________________________________________________________________________________________________ _______________________________________________________________________________________________________ _______________________________________________________________________________________________________ 32. What rules should be followed when using a drill press? _______________________________________________________________________________________________________ _______________________________________________________________________________________________________ _______________________________________________________________________________________________________ _______________________________________________________________________________________________________ _______________________________________________________________________________________________________ _______________________________________________________________________________________________________ 33. Identify the parts of the drill press shown below. (A) _____________________________________________ B (B) _____________________________________________ (C) _____________________________________________ (D) _____________________________________________ A (E) _____________________________________________ C D E Hydraulic Tools 34. Hydraulic tools are powered by _____. _________________________________________________ 35. Where can you place a floor jack without causing vehicle damage? _______________________________________________________________________________________________________ _______________________________________________________________________________________________________ 36. _____ are designed to hold transmissions during _________________________________________________ removal or installation. 37. Besides removing and installing engines, what are the other possible applications of a portable engine crane? _______________________________________________________________________________________________________ _______________________________________________________________________________________________________ _______________________________________________________________________________________________________ Copyright Goodheart-Willcox Co., Inc. May not be reproduced or posted to a publicly accessible website.  Chapter 4 Power Tools and Equipment 33 Name _________________________________________________________________________ 38. A(n) _____ is used to install or remove gears, pulleys, _________________________________________________ bearings, seals, and other parts requiring a high pushing force. Shop Equipment 39. The piece of shop equipment used to remove and _________________________________________________ replace tires is called a(n) _____. 40. It is not safe to work under a vehicle held up by only _________________________________________________ a jack. The vehicle must be supported on _____ during repairs. 41. A(n) _____ is used to hold an engine once it is _________________________________________________ removed from the vehicle for rebuilding or repair. 42. What is the purpose of a cold solvent? _______________________________________________________________________________________________________ _______________________________________________________________________________________________________ _______________________________________________________________________________________________________ 43. A(n) _____ is used to remove heavy deposits of dirt, _________________________________________________ grease, and oil from the outside of large assemblies, such as engines, transmissions, and transaxles. ________ 44. A(n) _____ can be used to heat, cut, and weld metal parts. (A) arc welder (B) soldering gun (C) oxyacetylene torch (D) hydraulic press 45. A(n) _____ is used to join wires. _________________________________________________ 46. Why should you always connect the battery charger leads to the battery before turning on the charger? _______________________________________________________________________________________________________ _______________________________________________________________________________________________________ _______________________________________________________________________________________________________ 47. A(n) _____ provides a portable source of light when _________________________________________________ working on a vehicle. 48. _____ are used to remove seals, gears, pulleys, steering _________________________________________________ wheels, and axles. 49. A(n) _____ lets the technician easily roll under vehicles _________________________________________________ without getting dirty. 50. Describe the function of a roll-around cart. _______________________________________________________________________________________________________ _______________________________________________________________________________________________________ 51. _____ are placed over the fenders, upper grille, or other _________________________________________________ body sections to protect the paint or finish from nicks, scratches, and grease. Copyright Goodheart-Willcox Co., Inc. May not be reproduced or posted to a publicly accessible website.