Wheel and Hub Assembly - TM-5-4320-272-120070

8. Hub

1. Cap screw

9. Bearing cone

2. Wheel

10. Oil seal

3. Tim

11. Bearing cone

4. Inner tube

12. Bearing cup

5. Grease cup

13. Bearing cup

6. Nut

7. Washer

Figure 4-14. Wheel assembly, exploded view.

c. Installation. Using proper tire mounting

b. Cleaning and Inspection.

tools, install the tires and tubes on the wheel as

(1) Clean the tires with a high-pressure water

shown in figure 4-14. Note the following:

hose.

(1) Position the inner tube (4) in the tire (3).

(2) Inspect the tire for cuts, bruises, punc-

(2) Position the assembled tire and tube on

tures, worn treads, imbedded stones, and severe

the wheel (2), making sure the valve stem extends

abrasions. Skive around cuts and imbedded stones

in the required direction.

with a sharp knife +o remove all edges which could

(3) After you have properly mounted the tire

catch against sharp rocks and result in further

on the wheel, inflate the tire to 60 psi.

tearing. Inspect the inside of the tire for broken

cords and punctured walls. Replace tires which are

4-37. Wheel and Hub Assembly

damaged beyond repair.

a. Removal and Disassembly. R e m o v e and

(3) You can check the inner tube by filling it

disassemble the wheel and hub assembly as shown

with air and immersing it in water to locate any

in figure 4-14. Note the following:

leaks. Patch the leaks. Check the tube for cracks,

(1) If the tires leak or if they are damaged,

you should service them as directed above. If they

defective tubes.