AST 1 – Line C – Tools and Equipment

1. Refer to Figure C2 -1. What part of the is identified by the arrow?

Figure C2 - 1

A. The . B. The ratchet. C. The thimble. D. The spindle.

2. Refer to Figure C2 - 4. What tool is identified?

Figure C2 - 4

A. A ball . B. A dial gauge. C. A vernier caliper. D. A telescopic gauge.

1 3. Which tool is used with an impact to ensure the lug nuts are correctly tightened on a vehicle? A. Torque sticks. B. Torque beams. C. Torque sockets. D. Torque .

4. Which repair operation will require the use of a wire ? A. Measuring the depth of a hole. B. Measuring the free play of an axle. C. Measuring the gap on a spark plug. D. Measuring the dimensions of a bolt.

5. What are the tightening instructions for a bolt referred to as? A. The torque scale. B. The torque indicator. C. The torque template. D. The torque specifications.

6. Refer to Figure C2 - 5. What is the measurement indicated on the micrometer?

Figure C2 - 5 A. 0.346 inches. B. 0.095 inches. C. 3.46 millimeters. D. 7.46 millimeters.

2 7. Refer to Figure C2 - 6. What measurement is indicated on the micrometer?

Figure C2 - 6 A. .5528 inches. B. 5.528 inches. C. .728 millimeters. D. 7.28 millimeters.

8. Which procedure is used to measure the lateral runout of a secured disc brake rotor? A. Select and mount the vernier caliper and measure the rotor in two spots. B. Select a micrometer and measure the rotor in several spots around the perimeter. C. Select and mount a dial indicator and measure the rotor while rotating it on the spindle. D. Select an inside micrometer and measure the rotor in several spots around the inside edge.

9. When drilling a hole in steel using an air drill, what is done to avoid overheating and damaging the drill bit? A. Reduce the speed of the drill. B. Increase the speed of the drill. C. Reduce the tapered angle of the drill bit. D. Angle the drill while applying pressure on the bit.

10. How often should an air impact wrench be lubricated? A. Daily. B. Weekly. C. Monthly. D. Before every use.

3 11. Why would an electric tool only have a two pronged electrical plug? A. The tool is self-insulated. B. The tool is for internal use only. C. The tool has a built in capacitor. D. The tool consumes very little power.

12. What must be confirmed when determining the required minimum speed rating of a bench grinder disc? A. The rotational direction of the grinder. B. The work the disc will be required to perform. C. That the disc is rated for half the maximum speed of the grinder. D. That the disc is rated higher than the maximum speed of the grinder.

13. What type of is used to remove roll pins? A. A drift punch. B. A center punch. C. A tapered punch. D. An aligning punch.

14. What additional tool is required when measuring with a ball gauge? A. A steel . B. A dial gauge. C. A inside micrometer. D. An outside micrometer.

15. What is another term used to describe a telescoping gauge? A. A dial gauge. B. A snap gauge. C. A shaft gauge. D. A plunger gauge.

16. What is often used when inserting bolts into an aluminum engine block? A. Thread paste. B. Thread sealer. C. Torque compound. D. Anti-seize compound.

4 17. How do studs differ from bolts? A. Studs have a nut on both ends. B. Studs are tapered on both ends. C. Studs are threaded on both ends. D. Studs require a set screw to secure each end.

18. Refer to Figure C4-1. What part of the bolt is identified between the arrows?

Figure C4-1 A. The stud. B. The shaft. C. The collar. D. The shank.

19. Which situation makes it difficult to install a nut on a bolt? A. Stretched bolt threads. B. The use of a lock washer. C. The shoulder of the bolt is too long. D. The shoulder of the bolt is too short.

20. What style of washer is used to spread the load when tightening a bolt, as well as help seal one component to another? A. Lock washer. B. Spring washer. C. Finishing washer. D. Compression washer.

21. What is used to lock the nut on to the threads of a tie rod end? A. A roll pin. B. A dowl pin. C. A cotter pin. D. A pin.

5 22. Which two fasteners are used to align parts on shafts? A. Keys and set screws. B. Shear pins and cotter pins. C. Wrist pins and spring clips. D. Split roll pins and clevis pins.

23. What must be done before working under a vehicle on a hoist? A. Disengage the hoist lift pads. B. Ensure the vehicle is in neutral. C. Ensure the safety locks are engaged. D. Disconnect the power to the hoist motor.

24. What is another term used to identify a portable crane used in an automotive service shop? A. A lift. B. A free lift. C. A power picker. D. A cherry picker.

25. What will cause a blade to wear out quickly? A. Using the entire blade while cutting. B. Applying a lubricant on the blade while cutting. C. Bearing down on the blade while pulling it toward you. D. Bearing down on the blade while pushing it away from you.

26. What must be maintained and adjusted periodically on an air compressor to ensure optimum performance is achieved? A. The preloader specifications. B. The main line pressure limits. C. The tension on the drive belts. D. The angle of the delivery piping.

27. When attempting to order an unfamiliar part for a vehicle what resource can be used to ensure the correct part is being ordered? A. Reference guides. B. Exploded diagrams. C. Specification charts. D. Troubleshooting guides.

6 28. What is done when a specific replacement part number is no longer available? A. Reference old manuals. B. Check the back order list. C. Check for superseding parts. D. Reference the owner's manual.

29. What additional information may be required with the Vehicle Identification Number (VIN) when sourcing replacement parts for a vehicle? A. The production date. B. The vehicle's mileage. C. The vehicle's condition. D. The production number.

30. What reference resource is useful when diagnosing an electrical problem? A. Wire chart. B. Wiring diagram. C. Owner’s manual. D. Maintenance manual.

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