Pre-Inspection

Pre-inspection
Before disassembling final drive, perform the following inspection.





- Total preload
1. Turn drive pinion in both directions several times to set bearing rollers.
2. Check total preload with Tool.
Tool number: ST3127SOOO (See J25765-A)
Total preload: 1.4 - 3.1 Nm (14 - 32 kg-cm, 12 - 28 inch lbs.)





- Ring gear to drive pinion backlash Check ring gear-to-drive pinion backlash with a dial indicator at several points.
Ring gear backlash: 0.10 - 0.15 mm (0.0039 - 0.0059 inch)





- Ring gear runout
Check runout of ring gear with a dial indicator.
Runout limit: 0.05 mm (0.0020 inch)
- Tooth contact
Check tooth contact.