Removing and installing upper wishbone - AR33.20-P-0500A

MODEL 140

Fig 1: Identifying Upper Wishbone Remove/Install Components - Model 140 (1 Of 3)

Fig 2: Identifying Upper Wishbone Remove/Install Components - Model 140 (2 Of 3)

Fig 3: Identifying Upper Wishbone Remove/Install Components - Model 140 (3 Of 3)

	Removing, installing
	The shock absorber must be installed, or the spring removed, in order to remove and install the upper wishbone.
Installation	Replace self-locking nuts and bolts
1	Detach steering knuckle (5) from upper wishbone (6) and fasten on spring tower	Do not stretch the brake hose and cables	AR33.25-P-0500-01A
			*BA33.20-P-1001-01A
	Open the clamp connection using the spreader (019) if it is stiff		Fig 4
2	Unscrew upper wishbone with bearing shell (6a) from frame		*BA33.10-P-1001-01A
		Observe technical modification ↓ Upper wishbone mount changed to torsion mount ↓	BT33.20-P-9401-01A
		Check and adjust installed position of upper wishbone relative to bearing shell	AR33.20-P-0500-02A
			BE33.20-P-1001-01A
			*BA33.20-P-1008-01A
3	Check follower joint		AR33.20-P-0425A
4	Install in the reverse order

TEST VALUES FOR WHEEL LOCATION, WHEEL HUB

Number	Designation			Model 140
BE33.20-P-1001-01A	Test dimension "A" for adjusting the upper wishbone in the bearing shell		mm	63
BE33.20-P-1001-01A		See figure		AR33.20-P-0500-02A

FRONT AXLE CARRIER

Number	Designation		Model 140
BA33.10-P-1001-01A	Self-locking bolt, bearing shell of upper wishbone to front end	Nm	50

WHEEL LOCATION, HUB

Number	Designation		Model 140
BA33.20-P-1001-01A	Self-locking nut, clamp connection of upper wishbone to steering knuckle	Nm	125
BA33.20-P-1008-01A	Self-locking nut, upper wishbone in bearing shell	Nm	120

Fig 4: Identifying Spreader (140 589 02 31 00)