TM  10-3930-638-24&P 4-5. AXLE MAINTENANCE (cont) a.  Differential  Carrier  (cont). STEP LOCATION ITEM ACTION REMARKS REASSEMBLY   (cont) 23 e. Differential case Position Position differential carrier (27) to accept cont) and gear assembly unit; insert bar through differential case (4) and gear assembly and position it onto differential  carrier f. Two bearing cups (7) Position On lift bar g. Two bearing adjusting Position On lift bar; raise bar to install bearing cup rings (6) (7) and adjusting ring on differential case and gear assembly (4) CAUTION In following step, be careful not to cross thread bearing adjusting rings (6). h. Two bearing caps (3) Position Align match marks on cap and carrier (27) leg i. Four washers (2) Install Tighten snugly; don’t torque and cap screws (1) j. Two cotter pins (5) Install After performance of steps 24 through 26 of  adjustments k. Four cap screws (1) Tighten To 160-190 pounds foot torque after per- formance of steps 24 through 26 of ad- justments ADJUSTMENTS 24 Differential a. Bearing adjusting Tighten Mount dial indicator as shown below. Loos- bearing ring (6) en ring (6) on opposite side of gear only preload sufficient to notice end play on dial in- dicator. Then, tighten same ring only suf- ficiently to obtain zero end play b. Ring gear Check  runout If runout exceeds 0.008 inch, remove dif- ferential case and gear assembly (4) and check  cause c.  Bearing  adjusting Tighten Tighten both rings one notch each from ring (6) zero end play to preload differential bearings 4-243