Remove/install front wheel hub

AR33.20-D-0310C

9.12.09

FRONT AXLE 730.604 in MODEL 667, 668, 670

FRONT AXLE 730.605 in MODEL 668, 670

FRONT AXLE 730.712 in MODEL 670

D33.20-0201-05

1 Front steering knuckle

2 Radial shaft seal

3 Inner tapered roller bearing

4 Brake disk

5 Front wheel hub

6 Outer tapered roller bearing

7 Thrust washer

8 Clamp nut

9 Cylinder head bolt

10 Grease cap

Modification notes

14.11.00

Value changed from 140 Nm to 150 Nm

Value in BA33.20-N-1004-01A on front axle 730.604 changed

 	Remove/install
1	Jack up vehicle using a pit lift or workshop jack.	 Support with jack stands.	AR00.60-D-1000-01B
			*BA40.10-N-1001-01B
2	Remove brake pads		AR42.10-D-1600B
3	Detach brake caliper from front steering knuckle (1) and tie up, e.g. using welding wire in the wheel well		*BA42.10-N-1001-10C
4	Detach grease cap (10) from the front wheel hub (5)	 Installation: Pack grease cap with grease (10).	AR33.20-D-0310-07C
			*BA33.20-N-1004-01A
			*001589740900
5	Remove front wheel hub (5) with brake disk (4) from front steering knuckle (1)	 Replace radial shaft seal (2).	AR33.20-D-0310-08C
		 Check thrust ring on steering knuckle and replace if necessary.	AR33.25-D-0400-09C
		 Installation: Grease outer tapered roller bearing (6) and inner tapered roller bearing (3).
			*BF33.20-N-1001-01A
		 VA 730.604/605	*730589011500
		 Front axle 730.712	*733589001500
6	Install in the reverse order	 Lower vehicle only after adjusting wheel bearing play.
7	Measure/adjust wheel bearing play at front wheel hub (5)		AR33.20-D-0300-01C
			*BE33.20-N-1001-01A
			*BA33.20-N-1001-01A
			*001589532100
			*363589022100
			*366589002105

Test specifications for wheel location, wheel hub

Number	Designation		Front axle 730.4/604/605/ 606/712


BE33.20-N-1001-01A	Wheel bearing play at front axle	mm	0.02...0.04

 Wheel location, hub

Number	Designation		Front axle 730.604 in model 667, 668, 670	Front axle 730.605 in model 668, 670	Front axle 730.712 in model 670


BA33.20-N-1001-01A	Hexagon socket head bolt for clamping nut used to adjust wheel bearing play	Nm	30	30	30
BA33.20-N-1004-01A	Grease cap on wheel hub	Nm	150	150	150

 Wheels

 Front axle brake caliper

Number	Designation			Model 667, 668, 670 with front axle 730.604	Model 668, 670 with front axle 730.605


BA42.10-N-1001-10C	Brake caliper to front steering knuckle	M121.5	Nm	110	110
		M141.5	Nm	-	-
		M161.5	Nm	-	-

 Front axle brake caliper

Number	Designation			Model 670 with front axle 730.712


BA42.10-N-1001-10C	Brake caliper to front steering knuckle	M121.5	Nm	110
		M141.5	Nm	-
		M161.5	Nm	-

 Wheel hub, cap

Number	Designation			Front axle 730.604/605	Front axle 730.712


BF33.20-N-1001-01A	Multipurpose grease	Capacity per wheel hub	g	80	100
		Specifications for Operating Fluids	Sheet	BB00.40-P-0267-00A	BB00.40-P-0267-00A

001 589 53 21 00

363 589 02 21 00

001 589 74 09 00

730 589 01 15 00

Dial indicator

Drift

Wrench socket

Dial indicator holder

366 589 00 21 05

Extension

733 589 00 15 00

Drift