TM 5-5420-202-34
FINAL DRIVE REPAIR (Sheet 30 of 30)
5.
Using C-clamp, rotate pinion shaft
(B) counterclockwise until slight pressure
(drag) is felt.
NOTE
Ensure pinion splines are clean
and free of chips, burrs, oil, and
dirt before installing dial indi-
cator.
6.
Install dial indicator. Set dial indicator to
zero.
Rotate pinion shaft (B) clockwise until
7.
slight pressure (drag) is felt.
8.
Record dial indicator reading.
9.
Remove dial indicator. Rotate pinion
shaft (B) one complete revolution.
10.
Repeat steps 5 thru 9 three times.
11.
If all four readings are between 0.006 and
0.032 inches, remove C-clamp and install
adapter (D). Package final drive (A) for
shipment and return to supply. If readings
are not within tolerance, go to step 12.
Replace pinion gear and drive gear (matched set) (Disassembly steps 1
12.
thru 29) (Assembly steps 54 thru 86). If replacement gears are not
within tolerance, tag final drive (A) "UNSERVICEABLE (BACKLASH)"
and return to supply for depot rebuild.
End of Task
7-30 Change 2
