Remove/install crown wheel with differential

AR33.30-W-0464C

Remove/install crown wheel with differential

11.7.07



Removing

1

Remove differential assembly.

Front axle 730.114/115

AR33.30-W-0432D

Front axle 730.116

AR33.30-W-0432C

2

Install differential assembly to assembly stand

3

Remove differential lock from differential assembly (interwheel differential lock)

 Only with differential lock.

AR33.40-W-0646B

4

Detach locking plates (2)

5

Release bolts (3) on bearing caps (4)

6

Remove threaded rings (7)



*312589040700

7

Remove bearing cover (4)

 Mark the installation position of the bearing caps (4) relative to the differential assembly housing (8).

8

Detach ring gear together with differential (5) from differential assembly housing (8) and detach bearing outer races (6) from tapered roller bearings

 Mark the installation position of the bearing outer races (6) and tapered roller bearings relative to each other.



Install

9

Insert ring gear with differential (5) into the differential assembly housing (8)

10

Position bearing outer races (6) on the tapered roller bearings

 If the tapered roller bearings were not replaced: Observe the markings indicating the installation position of the bearing outer races (6) relative to the tapered roller bearings.

11

Attach bearing cover (4)

 Observe the marking indicating the installation position of the bearing caps (4) relative to the differential assembly housing (8).

Each bearing cap (4) is centered using two guide pins (9).
Tighten the bolts (3) to approx. 30 Nm only first.

12

Screw on threaded rings (7)



*312589040700

13

Adjust gear backlash at differential assembly

AR33.30-W-0475A

14

Tighten bolts (3) of bearing caps (4)



*BA33.30-N-1001-04A

15

Secure threaded rings (7) with locking plates (2)



*BA33.30-N-1002-04A

16

Install differential lock (interwheel differential lock) on differential assembly

 Only with differential lock.

AR33.40-W-0646B

17

Remove differential assembly from the support on the assembly stand

18

Install differential assembly

Front axle 730.114/115

AR33.30-W-0432D

Front axle 730.116

AR33.30-W-0432C

Number

Designation

Front axle
730.114/115/116

BA33.30-N-1001-04A

Bolt, bearing cover to axle housing

Nm

300

BA33.30-N-1002-04A

Bolt, ring nut lock tab

Nm

25