TM 5-5420-202-20-3
TRACK DRIVE SPROCKET REPAIR AND REPLACEMENT (Sheet 9 of 9)
4.
Mount sprocket and hub assembly onto final drive studs.
Apply lubricant to nut (B) and bushing assemblies (A).
5.
Screw 10 new nuts and bushing assemblies onto studs (B).
6.
U s i n g 1-1/2 inch socket with extension and impact wrench, tighten nuts (A)
7.
alternately (in crisscross pattern).
Using torque wrench and extension, wet torque nuts in a two step procedure:
8.
a. Step 1. 100-150 lb-ft(136-203
b. Step 2. 450-460 lb-ft(610-624
9.
Install track on rear sprocket.
End of Task
Change 2
14-78
