POWER LEVELER REMOVAL, REPAIR, AND REPLACEMENT (TRUCK M764) - continued

TM 9-2320-209-34-2-2

NOTE

If part is damaged beyond repair, get new one.

Check that outside diameters of worm gear (1), pinion shaft (2), and chain

sprocket (3) is within wear limits. Refer to table 17-8. If parts are worn

beyond wear limits given, get new ones.

2. Check that worm gear (1), pinion shaft (2), and chain sprocket (3) have no

cracks, breaks or other damage. Using crocus cloth, rub out minor burrs.

If damage cannot be repaired with crocus cloth, get new part.

END OF TASK

Table 17-8. Power Leveler Wear Limits (L means loose fit)

Size and

Fit

Index

Wear Limits

of New Parts

Number

Item /Point of Measurement

(inches)

Worm gear (outside diameter)

2.242 to 2.245

2.247 to 2.249

Pinion shaft (outside diameter)

1.376 to 1.377

1.366 to 1.367

Chain sprocket (outside diameter)

2.873 to 2.874

2.866 to 2.869

None

Fit of gear in bearing

0.004L

None

Fit of shaft in bearing

0.001L to 0.005L

Fit of sprocket in bearing

None

0.001L to 0.003L