Workbook, Heavy Duty Truck Systems, 6E
Chapter Fourteen – Answer Key
1. When installing a 15 1/2-inch clutch pack, Technician A uses guide studs installed in the
flywheel to support the weight. Technician B uses a splined pilot shaft when installing
both 14- and 151 2-inch clutch packs. Who is correct?
2. Technician A says that most vocational trucks use rigid clutch friction discs. Technician
B says that rigid clutch friction discs are less able to absorb torsional shock. Who is
correct?
3. Which of the following is a clutch driving member?
4. Which of the following dimensions is closest to being correct for clutch pedal free play
measured at the pedal?
5. Which of the following dimensions is closest to being correct for clutch brake squeeze?
6. Which of the following could cause clutch hang-up?
7. Which of the following driving techniques can cause glazed clutch friction faces?
8. What is the function of coaxial springs in a clutch friction plate?
9. Which of the following is more likely to cause the spline tangs to shear in a clutch brake?
10. If a pot-type clutch has the flywheel face machined, what else must also be machined?