transmission AUDI A4 1998 B5 / 1.G 01A Transmission Total Shim Thickness User Guide

39-63

Measuring backlash
Position of ring gear in transmission housing

Pinion shaft with shims S3* and S4* installed

- Install differential.

- Turn differential 5 turns in each direction to
settle tapered roller bearings.

- Secure VW387 dial indicator holder onto housing.
- Attach VW521/4 locking sleeve and VW521/12.
- Install dial indicator and VW382/10 extension pin (6 mm flat).
- Adjust VW388 measuring lever to dimension -a-:
Distance -a-: 67 mm (2.637 in.) for 170 mm (6.693 in.) diameter ring
gear.
- Determine play between teeth flanks as follows:
- Turn ring gear until it makes contact with tooth flank (end of backlash
travel).
- Set dial indicator to "0" with 2 mm preload.
- Turn ring gear back against opposite tooth flank (backlash).
Pa
ge 28 of 34 Total shim thickness Stotal for shim S3 + S4, determinin
g
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