Two technicians are discussing disc brake rotor service. Technician A says that the inner races (bearing cups) should be removed from the rotor before it is mounted on the lathe. Technician B says that a non-directional finish on the rotor surfaces can be obtained by using sandpaper. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians D) Neither technician
Question 2
Typical maximum rotor thickness variation (parallelism) specifications are ________.
A) 0.300 to 0.500 in. (8.0 to 13 mm) B) 0.0003 to 0.0005 in. (0.008 to 0.013 mm)
C) 0.030 to 0.050 in. (0.8 to 1.3 mm) D) 0.003 to 0.005 in. (0.08 to 0.13 mm)
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Herniated disc
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