TM 1-1730-232-13&P
3-17.7 Wheel Assembly Repair, Model 1730-EG-100 (AVUM) - Continued
A. REPAIR
WARNING
To prevent personnel Injury, the tire and tube must be completely deflated, and the valve stem
cores removed, before attempting to separate the wheel halves In the following procedures.
Repair wheel assembly 1730-EG-1 16 as follows;
1. Remove tire and tube.
a.
Press valve stem core to vent air from tube and deflate tire completely.
b.
Remove valve stem core from tube stem.
c.
Remove nuts (7), washers (6), and bolts (5), from wheel halves at six locations.
d.
Separate wheel halves (1 and 2) and remove tire (3) and tube (4).
2. Remove bearings and grease seals from outer wheel half.
a.
Remove lock ring (8), washer (9), felt packing (10), washer (9), and bearing (11) from outer wheel half (1).
b.
Clean bearing race and Inspect for damage. If race is damaged replace outer wheel half (1).
3. Install bearings and grease seals in outer wheel half.
a.
Pack new bearing by dipping In grease (item 7, Appendix D) and working between balls and cage with fingers.
b.
Install new bearing (11), washer (9), felt packing (10), flat washer (9), and lock ring (8).
4. Remove bearings and grease seals from inner wheel half.
a.
Remove lock ring (8), ring grease seal (15), felt packing (10), washer (14), and bearing (12) from the inner wheel
half (2).
b.
Clean bearing race and Inspect for damage. If race is damaged replace inner wheel half (2).
5. Install bearings and grease seals in inner wheel half.
a.
Pack new bearing by dipping in grease (item 7, Appendix D) and working between balls and cage with fingers.
b.
Install new bearing (12), washer (14), felt packing (10) ring grease seal (15), and lock ring (8) in Inner wheel half
(2).
6. Install tire and tube.
a.
Inflate new tube slightly to provide shape, and insert tube (4) Into tire (3).
b.
Nest tire (3), tube (4) on wheel halves (1 and 2).
c.
Align tube valve stem and insert through hole In outer wheel half (1).
d.
Place a washer (6) on each bolt (5), and insert bolts (5) through outer wheel half and inner wheel half at three
places.
e.
Install washers (6) and nuts (7) on bolts (5); torque nuts to 150-225 in. lbs.
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