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AC505851AB MB991180 DIFFERENTIAL CARRIER ASSEMBLY REAR AXLE <4WD> 27B-32 6. Use special tool bushing remover and installer base (MB991180) to press-fit the oil seal. 7. Rotate the drive pinion several turns, and then measure the drive pinion rotation torque. Standard value: Bearing Companion Rotation ⋅m New None (coated with 0.7 − 1.2 8. When the rotation torque is not within the standard value, check the differential locking nut >>E<< DIFFERENTIAL GEAR BACKLASH Adjust the differential gear backlash in the following ACX01066 1. Assemble the side gear, side gear spacer, pinion gear and pinion washer into the differential case. 2. Temporarily assemble the pinion shaft. NOTE: Do not assemble the lock pin at this stage. AC102885 Wedge Side gear AC Side gear 3. Drive a wooden wedge between one of the side gears and the pinion shaft to fix the side gear. 4. Set a dial gauge (with the measuring rod extended) against the pinion gear and measure Standard value: 0 − 0.076 mm Limit: 0.2 mm 5. When the backlash exceeds the limit, adjust it by selecting the side gear spacer. 6. When the adjustment is not possible, replace the side gear and the pinion gear as a set. 7. After the adjustments, make sure that the backlash is within the limit and the differential gear >>F<< LOCK PIN INSTALLATION ACX02429AB 1. Align the lock pin holes in the pinion shaft and in the differential case, and drive in the lock pin. 2. Use a punch to crimp two points. >>G<< DRIVE GEAR INSTALLATION 1. Remove adhesive on the drive gear tightening bolts. |