0012 00
TM 1-1730-223-13&P
REMOVAL CONTINUED
WHEEL ASSEMBLY CONTINUED
CAUTION
Before jacking one side of the Maintenance Platform to remove the wheel, lower work platform
to the stowed position and block both wheels on the opposite side to prevent the platform from
rolling.
NOTE
When removing front wheels, ensure that parking brake has been released to prevent brake
pads from contacting the integral brake drum.
1.
Raise Maintenance Platform so that the wheel to be serviced clears the ground.
2.
Support Maintenance Platform in the raised position.
3.
Release parking brake when removing the front wheel.
4.
Remove hub cap (Figure 1, Item 1 ), cotter pin (Figure 1, Item 2), slotted nut (Figure 1, Item 3), and bearing
thrust washer (Figure 1, Item 4).
5.
Remove wheel assembly from spindle (Figure 1, Item 5).
6.
Remove outer bearing cone (Figure 1, Item 6), inner grease seal (Figure 1, Item 7), and inner bearing cone
(Figure 1, Item 8) from wheel hub.
REPAIR OR REPLACEMENT
WARNING
Degreasing solvent may be toxic. Use only in well-ventilated areas. Avoid prolonged inhalation
of fumes or direct contact with the skin. Do not use solvent near open flame or in an area where
very high temperatures prevail.
1.
Inspect brake linings and brake drum surfaces on front wheel for wear or signs of grease. Clean with Cleaning
Compound, Solvent, or replace wheel or brake lining when necessary.
2.
Inspect grease seal for defects. Replace seal when damaged.
3.
Repack inner and outer bearing cones (Figure 1, Item 8 and 6) using Grease, Automotive and Artillery .
INSTALLATION
1.
Replace inner bearing cone (Figure 1, Item 8), inner grease seal (Figure 1, Item 7) and outer bearing cone
(Figure 1, Item 6).
2.
Replace wheel assembly on spindle (Figure 1, Item 5).
3.
Secure with bearing thrust washer (Figure 1, Item 4) and slotted nut (Figure 1, Item 3).
4.
With wheel rotating, tighten slotted nut (Figure 1, Item 3) until a slight drag is felt.
5.
Back off slotted nut (Figure 1, Item 3) about 1/8 turn to the nearest cotter pin (Figure 1, Item 2) slot.
6.
Install new cotter pin (Figure 1, Item 2) and hub cap (Figure 1, Item 1).
7.
Lower Maintenance Platform and remove wheel blocks.
0012 00-2
