Author Question: Two technicians are discussing hard spots in brake drums. Technician A says the drum should be ... (Read 142 times)

mspears3 · **on:** Jun 23, 2018

Two technicians are discussing hard spots in brake drums. Technician A says the drum should be replaced. Technician B says the hard spots are caused by using riveted rather than bonded brake shoes. Which technician is correct?

A) Technician A only B) Technician B only
C) Both Technicians A and B D) Neither Technician A nor B

Question 2

Two technicians are discussing vacuum brake boosters. Technician A says that when the engine is running and the driver's foot is off the brake pedal, a vacuum is present on both sides of the booster diaphragm. Technician B says that when the brakes are in the applied position, vacuum is present on the front side of the diaphragm. Which technician is correct?

A) Technician A only B) Technician B only
C) Both Technicians A and B D) Neither Technician A nor B