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NOTE: Arbor Discs 8541 has different step diame- 5. Assemble Dial Indicator C-3339 into Scooter Block D-115-2 and secure set screw. 6. Place Scooter Block/Dial Indicator in axle housing so dial probe and scooter block are flush against 7. Slide the dial indicator (3) probe across the gap between the pinion height block and the arbor bar 8. Select a shim equal to the dial indicator reading plus the drive pinion gear depth variance number marked on the shaft of the pinion. For example, if the depth variance is –2, add +0.002 in. to the dial indicator reading. DIFFERENTIAL BEARING PRELOAD AND GEAR BACKLASH The following must be considered when adjusting • The maximum ring gear backlash variation is • Mark the gears so the same teeth are meshed • Maintain the torque while adjusting the bearing • Excessive adjuster torque will introduce a high • Insufficient adjuster torque will not support the NOTE: The differential bearing cups will not always immediately follow the threaded adjusters as they are • Maintain the gear teeth engaged (meshed) as marked. • The bearings must be seated by rapidly rotating the pinion gear a half turn back and forth. • Do this five to ten times each time the threaded adjusters are adjusted. HB REAR AXLE - 9 1/4 3 - 119 |