TM 5-5420-202-20-3
TRACK DRIVE SPROCKET REPAIR AND REPLACEMENT (Sheet 7 of 9)
4.
Using hammer and block, tap all 11 tapered bushings (C) into place in sprocket.
5.
Apply light coat of lubricant to 11 new bolts (D) and nut (E) threads
before installing them.
Lightly
lubricate
11 sprocket
6.
mounting bolts (D) and thread into hub through
bushings in sprocket. Tighten bolts (D) alter-
nately and evenly (drawing sprocket (A)
t o hub (B)) to 140-190 lb-ft (190-257
8.
Install nuts (E) onto bolts (D).
Using 15/16 inch socket and torque wrench, tighten nuts (E) evenly and alternately to 90-140
9.
lb-ft (122-190
Go on to Sheet 8
TA249603
14-76