Adjusting wheel bearing play

AR33.20-T-0300B

27.1.00

FRONT AXLE 739.234

W33.20-0009-01

1 Front wheel hub

2 Dial gage

3 Dial gauge holder

4 Clamping nut

 	Removing, installing
1	Remove front wheels	 Removal: When removing the front wheels, the vehicle must be supported at the jacking points provided.	AR40.10-T-1100B
2	Unscrew hub cap and remove together with gasket	Installation: The gasket must be renewed.
			*BA33.20-N-1003-01L
	Measurement, adjustment
3	Carry out basic wheel bearing adjustment		AR33.20-T-0301-02B
			*BA33.20-N-1002-01L
			*BA33.20-N-1001-01L
			*389589001300
4	Measure wheel bearing play at front wheel hub, adjust		AR33.20-T-0300-01B
			*389589001300
			*363589022100
			*001589532100
			*BA33.20-N-1001-01L
			*BE33.20-N-1001-01D
		 If the desired value for the wheel bearing play cannot be achieved even after several adjustments, the front wheel hub tapered roller bearings must be removed, checked and replaced if necessary: 
		Disassemble, assemble front wheel hub	AR33.20-T-0320B
5	Install in the reverse order
6	Press ABS sensor back into the bush up to the stop		AR42.30-T-0150B

Test values for wheel location, wheel hub

Number	Designation		Front axle 739.234


BE33.20-N-1001-01D	Wheel bearing play at front axle	mm	0...0.04

 Wheel location, hub

Number	Designation			Front axle 739.234


BA33.20-N-1001-01L	Bolt to clamping nut		Nm	65
BA33.20-N-1002-01L	Clamping nut, wheel hub to steering knuckle	1st stage	Nm	240
		2nd stage	°	-60
BA33.20-N-1003-01L	Bolt, hub cap to wheel hub		Nm	25

363 589 02 21 00

Wrench socket

Dial gage holder

Dial gage

001 589 53 21 00

389 589 00 13 00