Answer :
Technician B is correct by saying you should always make sure the hub is fully seated and impact the mountain bolts as tight as possible.
What is hub in an automotive braking system?
The hub piece is a component that combines the bearings and the adjacent components and plays a vital function in holding an automobile through the wheels.
One model of hub unit spins smoothly whilst holding the vehicle's weight, and another sends the engine's driving force to the wheel.
So despite comparison with the old hub, the old hub might be faulty and not be tightly connected.
It is better to make sure that the hubs are fully seated and impacts in the mounting bolts as tight as possible so that they hope does not come loose.
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