Disassemble, assemble planetary gear system

AR28.50-W-1003HE

Disassemble, assemble planetary gear system

02.03.2018

Transfer case

750.807 in model 964

with code G4C (Transfer case VG 1600-3W/1.42-1.04 permanent)

1

Tapered roller bearing

2

Thrust plate

3

Gear

4

Planet carrier

5

Grub screw

6

Planetary gears

7

Thrust plate

8

Needle rollers

9

Planetary-drive axle

10

Shim

11

Tapered roller bearing

 Warning

Risk of injury. Skin or eye injuries may result when handling hot or glowing objects.

Wear protective gloves, protective clothing and safety glasses, if necessary.

AS00.00-Z-0002-01A



Disassemble

1

Disassemble transfer case.

AR28.10-W-1001HE

2

Remove tapered roller bearing (1) from planet carrier (4).

 Gripper

*750589123400

 Adapter

*748589013400

 Adapter

*715589113400

 Adapter

*715589123400

 Hydraulic cylinder

*715589153400

 Hydraulic hose (complete)

*652589003323

 Hand pump

*652589003321

3

Remove thrust plate (2) and remove gearwheel (3).

4

Remove tapered roller bearing (11) from planet carrier (4).

 Gripper

*712589013400

 Adapter

*748589013400

 Adapter

*715589113400

 Adapter

*715589123400

 Hydraulic cylinder

*715589153400

 Hydraulic hose (complete)

*652589003323

 Hand pump

*652589003321

5

Remove shim (10).

6

Remove planetary gears (6).

AR28.50-W-1003-03HE



Assemble

7

Install planetary gears (6).

AR28.50-W-1003-04HE



Assembly mandrel for planetary gear in transfer case

WF58.50-N-2650-10A

 Threaded pin for securing to planetary axle

*BA28.50-N-1005-01H

Grease, silicone-based, 100 g

*BR00.45-Z-1008-06A

8

Heat gearwheel (3) to approx. 80 °C and slide onto planet carrier (4).

9

Install thrust plate (2).

10

Heat tapered roller bearing (1) to max. 100 °C and slide onto planet carrier (4).

11

Install shim (10).

 Reinstall shim (10) which have been removed. If the shim (10) is defective, or if it is not installed, use several shims with a total thickness of 1.00 mm.

12

Heat tapered roller bearing (11) to max. 100 °C and slide onto planet carrier (4).

13

Assemble transfer case.

AR28.10-W-1002HE

 Transfer case gear set, shafts

Number

Designation

Transfer case 750.807

BA28.50-N-1005-01H

Threaded pin for securing to planetary axle

Nm

5

Repair materials

Number

Designation

Order number

BR00.45-Z-1008-06A

Grease, silicone-based, 100 g

A 001 989 28 51