TM 9-2350-261-20-2C L E A N , I N S P E C T , A N D R E P A IRReplace final drive that shows cracks orleaks other than differential oil seal leak.Leaking pinion oil seal can be replaced(page 20-11).Check mounting surfaces and internal splinefor breaks, nicks, deep scratches and burs.Repair minor damage. Replace final drive ifdamage cannot be repaired.I N S T A L L8.9.10.Check final drive drain plug for tightness.If left final drive is to be replaced, removespeedometer shaft adapter from old finaldrive and install it in new final drive(page 20–2 ).Fill final drive with oil (see your LO).11.12.13.14,15.Secure lifting bar (1) to final drivetwo sprocket mounting screws (3).(2) withAttach lifting device of at least 165 lb(75 kg) capacity to lifting bar (1) and posi-tion final drive (2) on hull (4).Apply antiseize compound to threads of 17screws (5).Secure final drive (2) toscrews (5) and washersto 75-85 lb-ft (102-115torque wrench.hull (4) with 17(6). Tighten screwsN•m) torque. UseRemove two screws (3) and lifting bar (1)from final drive (2).W A R N I N GThe final drive is heavy andcan cause back injury ifhandled improperly. Besure to use a hoist or ah e l p e r t o r e m o v e f i n aldrive.F O L L O W - T H R O U G H S T E P S1. Install final drive yoke (page 20-5).6.2. Install drive sprocket on final drive(page 22-30).7.3. Install track on drive sprocket (page 22-4).8.4. Install track shroud (page 22-2).9.5. Install speedometer cable on adapter(page 11-17) (left final drive only).10.Install hull tint access cover (page 24-24)(left final drive only).Close power plant tint access door(see your -10).Raise trim vane (see your -10).Road test carrier (page 2-45) to check finaldrive.Stop/shutdown engine (see your -10).END OF TASK20-10
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