Remove/install adjustment screw on ring gear

AR35.30-B-0464-01C

Remove/install adjustment screw on ring gear

Rear axle

743 in model 688.277, 979.276/277/279

Rear axle

743 in model 979.023/026/028/046/048/073/076/078/096/098

Rear axle

743.498 in model 688.272/276

Modification notes

21.08.2019

Clearance between the thrust bolt and ring gear - return of the thrust bolt

BE35.31-B-1004-03C

30.10.2019

Clearance between the thrust bolt and ring gear - return of the thrust bolt

BE35.31-B-1004-03C

Differential. ring ear and pinion check values

Number

Designation

743.4 Rear axles

BE35.31-B-1004-03C

Clearance between the thrust bolt and ring gear - return of the thrust bolt

mm

-

with threat pitch of 1.5 mm

Volta

1/6

with threat pitch of 2 mm

Volta

1/8

Repair materials

Number

Designation

Order number

BR00.45-Z-1018-01A

Terolan 307/II, Dichtin 51, epple 22 sealant

Use corresponding commercially available repair materials.

1

Release the sliding screw blocking nut (2).

2

Remove the sliding screw (1), along with the nut (2) and the sliding insert (3).

 Removal: Removal of the sliding screw must be done with care,
otherwise the insert may fall into the axle housing

3

Apply a sealing agent to the screw thread (1) and screw it into the hole until the insert (3) touches the crown .

4

Return the screw, obtaining the clearance (A) between the crown and the insert  .

5

Tighten the locknut (2), locking the screw against the rear axle housing.