Disassemble, assemble planetary gear system

AR28.50-W-1003B

Disassemble, assemble planetary gear system

21.07.2017

Transfer case

750.704/705/816/817

1

Tapered roller bearing

2

Retaining ring

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-1000B

2

Remove tapered roller bearing (1) on planet carrier (4)

 Hand pump

*652589003321

 Hydraulic hose (complete)

*652589003323

 Hydraulic cylinder

*715589153400

 Adapter

*715589123400

 Adapter

*715589113400

 Gripper

*739589003400

 Adapter

*748589013400

3

Remove retaining ring (2) and pull off gear wheel (3)

 Hand pump

*652589003321

 Hydraulic hose (complete)

*652589003323

 Hydraulic cylinder

*715589153400

 Adapter

*715589123400

 Adapter

*715589113400

 Puller without spindle

*715589023315

 Adapter

*715589103400

4

Remove tapered roller bearing (11) on planet carrier (4)

 Hand pump

*652589003321

 Hydraulic hose (complete)

*652589003323

 Hydraulic cylinder

*715589153400

 Adapter

*715589123400

 Adapter

*715589113400

 Gripper

*712589013400

 Adapter

*748589013400

5

Remove shim (10)

6

Remove planetary gears (6)

AR28.50-W-1003-03A



Assemble

7

Install planetary gears (6)

AR28.50-W-1003-04A



Assembly mandrel for planetary gear in transfer case

WF58.50-N-2650-10A

 Threaded pin for securing to planetary axle

*BA28.50-N-1003-01A

Grease, silicone-based, 100 g

*BR00.45-Z-1008-06A

8

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

9

Install circlip (2).

10

Heat tapered roller bearing (1) to max. 100 °C and push 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 (10) with a total thickness of 1.00 mm.

12

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

13

Assemble transfer case

AR28.10-W-1000B

 Transfer case gear set, shafts

Number

Designation

Transfer case 750.704/705

Transfer case 750.816/817

BA28.50-N-1003-01A

Threaded pin for securing to planetary axle

M6

Nm

5

5

Repair materials

Number

Designation

Order number

BR00.45-Z-1008-06A

Grease, silicone-based, 100 g

A 001 989 28 51