Disassemble, assemble front wheel hub

AR33.20-D-0320B

9.12.09

FRONT AXLE 730.412 in MODEL 667

D33.20-0202-05

1 Tapered roller bearing outer race

2 Outer tapered roller bearing

3 Front wheel hub

4 Brake disk

5 Measuring ring (with ABS code B02)

6 Tapered roller bearing outer race

7 Inner tapered roller bearing

8 Radial shaft seal

9 Screw

Modification notes

28.11.03

Value changed from 105...125 Nm to 110 Nm

Value in BA42.10-N-1001-11D changed for model 667, 668, 670

*BA42.10-N-1001-11D

	Removing
1	Remove front wheel hub		AR33.20-D-0310B
	Disassemble
2	Remove outer tapered roller bearing (2) from front wheel hub (3)	 Check outer tapered roller bearing (2) and replace if necessary together with tapered roller bearing outer race (1).
3	Remove tapered roller bearing outer race (1) of outer tapered roller bearing (2)		AR33.20-D-0320-01B
			*000589293300
			*000589343300
4	Remove inner tapered roller bearing (7) with radial shaft sealing ring (8)	 Check inner tapered roller bearing (7) and replace if necessary together with tapered roller bearing outer race (6). Install new radial shaft sealing ring (8).	AR33.20-D-0320-02B
			*000589293300
			*000589343300
5	Remove tapered roller bearing outer race (6) of inner tapered roller bearing (7)		AR33.20-D-0320-03B
			*000589313300
			*000589343300
6	Remove ABS (5) measuring ring	Only in vehicles with ABS (code B02)  Check ABS measuring ring (5) and install new measuring ring if necessary	AR42.30-D-0160-01B
			*001589363300
			*730589003400
7	Detach brake disk (4) from front wheel hub (3)	 Check brake disk (4) and install new brake disk if necessary	AR42.10-D-0230-01B
	Assemble
8	Detach brake disk (4) from front wheel hub (3)		AR42.10-D-0230-01B
			*BA42.10-N-1001-11D
9	Install ABS measuring ring (4)		AR42.30-D-0160-02B
			*730589003300
10	Install tapered roller bearing outer race (1) of outer tapered roller bearing (2)		AR33.20-D-0320-04B
			*731589001500
11	Install tapered roller bearing outer race (6) of inner tapered roller bearing (7)		AR33.20-D-0320-06B
			*389589011500
12	Install inner tapered roller bearing (7) with radial shaft sealing ring (8)	 Thoroughly grease inner tapered roller bearing (7).	AR33.20-D-0320-05B
			*BF33.20-N-1001-01A
			*310589001500
13	Insert outer tapered roller bearing (2) into front wheel hub (3)	Grease outer tapered roller bearing (2).
	Install
14	Install front wheel hub		AR33.20-D-0310B

 Front axle brake discs

Number	Designation		Model 667


BA42.10-N-1001-11D	Brake disk to wheel hub	Nm	110

 Wheel hub, cap

Number	Designation			Front axle 730.4


BF33.20-N-1001-01A	Multipurpose grease	Capacity per wheel hub	g	50
		Specifications for Operating Fluids	Sheet	BB00.40-P-0267-00A