Session 2: Importance of Hub Greasing and Bearing Play Adjustment
Unit 8: Servicing of Wheels
Textual Question-Answers
Check Your Progress
A. Fill in the blanks
1. Stud is used to hold—————————
Ans: wheel
2. To remove the stud ——————— is used.
Ans: stud remover
3. —————— is used in the bearing.
Ans: grease
4. Replace the —————— when it is broken.
Ans: oil seal
B. Answer the following questions
1. What is hub greasing?
Ans: Hub greasing is the process of applying grease to the wheel hubbearings to reduce friction, prevent wear, ensure smooth rotation of the wheel, and increase the life of the bearings.
2. Differentiate between wheel hub and wheel axle?
Ans: The wheel hub is the part on which the wheel is mounted and it houses the bearings, whereas the wheel axle is the shaft that supports the wheel hub and transmits load and power from the vehicle to the wheels.
