Checking and adjusting camber and caster of front wheels - AR40.20-P-0322A

MODEL 129

Fig 1: Identifying Bracket/Torsion Bar - Model 129

Fig 2: Identifying Camber Front Bolt And Rear Cam Bolt - Model 129

Fig 3: Measuring Camber & Caster - Model 129

	Checking
1	Observe general notes on chassis alignment check		AR40.20-P-0201A
2	Check vehicle level at the front and rear axle		AR40.20-P-0300A
		Model 129 with ADS	AR40.20-P-0300D
		Model 129 with ADS II	AR40.20-P-0300E
3	Install measuring device for caster (04a) in the positioning points on the steering knuckle.		Fig 4
4	Check camber and caster.	Camber	*BE40.20-P-1001-06A
		Caster	*BE40.20-P-1002-06A
	Adjusting
5	Fully loosen and tighten the bracket/torsion bar (22b) on the wishbones		*BA40.20-P-1003-01A
6	Adjust camber (front cam bolt, 19) and caster (rear cam bolt, 20) on the mount of the wishbone.	The wheel spreader must not be used to adjust the toe-in. The specified value of camber or caster cannot be adjusted ↓.	*BA40.20-P-1004-01A
		Check the upper wishbone, steering knuckle and body for accident damage, as well as the supporting joints and follower joints for wear.

TEST AND ADJUSTMENT VALUES FOR FRONT WHEEL CAMBER/CASTER

Number	Designation		Model 129 without ADS except	Model 129 with ADS except
BE40.20-P-1001-06A	Camber	with 0° toe-in	- 0° 50'(-20'/ +10')	- 1° ± 10'
BE40.20-P-1002-06A	Caster	with 0° toe-in	10° 25' ± 30'	10° 35'± 30'
BE40.20-P-1002-06A	Caster	with wheels turned	9° 55' ± 30'	10° ± 30'

TEST AND ADJUSTMENT VALUES FOR FRONT WHEEL CAMBER/CASTER

Number	Designation		Model 129 without ADS	Model 129 with ADS
BE40.20-P-1001-06A	Camber	with 0° toe-in	- 0° 35' (-20'/ +10')	- 0° 50' (-10'/ +20')
BE40.20-P-1002-06A	Caster	with 0° toe-in	10° 15' ± 30'	10° 25' ± 30'
BE40.20-P-1002-06A	Caster	with wheels turned	9° 45' ± 30'	9° 55' ± 30'

CHASSIS ALIGNMENT CHECK

Number	Designation		Model 129
BA40.20-P-1003-01A	Nut of bracket	Nm	20
BA40.20-P-1004-01A	Nut of cam bolt	Nm	120

Fig 4: Identifying Measuring Device (201 589 02 21 00)