Remove/install the suspension assembly - AR32.25-P-1017I: Notes

MODEL 220 / / / / / (except 220.083 /084 /087 /183 /184 /187) except CODE (487a) Active body control (ABC) 

Fig 1: Identifying Suspension Assembly Remove/Install Components (Model 220)

	Remove/Install
	Risk of death  cased by vehicle slipping or toppling off of the lifting platform.	Align vehicle between the columns of the lifting platform and position the four support plates at the lifting platform support points specified by the vehicle manufacturer.	AS00.00-Z-0010-01A
	Notes on self-locking nuts and bolts		AH00.00-N-0001-01A
	Special information on AIRmatic		AH32.22-P-1000-02I
1	Position the wheels straightahead
2	Empty suspension strut (40) affected using STAR DIAGNOSIS	Diagnosis system STAR DIAGNOSIS	*WH58.30-Z-1048-13A
3	Unscrew pressure line connection (40a)	Residual pressure in strut up to 3.5 bar. If the residual pressure valve (a) is damaged, replace the suspension strut (40). Plug the pressure line with blind plug for the duration of the repair operations. If pressure line or its connection fittings are damaged:↓
		Repair AIRmatic pressure line connection Installation  : Check pressure line O-ring and replace if necessary.	AR32.22-P-2001-02I
			*BA32.25-P-1003-04B
4	Unscrew nuts (40b) on front end	Installation  : Fit nuts (40b) and tighten after filling the suspension strut in the ready to drive vehicle.
			*BA32.25-P-1001-04B
5	Disconnect left front axle electrical distributor connector, major assembly compartment (X62/7) right front axle electrical distributor connector, major assembly compartment (X62/6)	Connectors of damping valve unit and rpm sensor. Press against spring (arrow) to remove.
6	Unscrew bolts (40c) from spring strut (40)	Installation:  After installation, the bolts (40c) must close at least flush with the suspension strut (40) or be slightly recessed in it.
			*BA32.25-P-1002-04B
7	Slacken suspension strut (40) on ball joint of spring link (17) using a suitable lever.	Check cup seal of ball joint in spring link (17) for damage, if necessary: ↓
		Replace spring link	AR33.15-P-0170I
8	Remove spring strut (40) downwards towards the side
		If replacing or reinstalling the spring struts (40), check condition of spring struts and if necessary: ↓	AR32.25-P-1017-02I
		Dispose of suspension strut. Installation:  When installing tighten the upper nuts (40b) first.	OS32.25-P-0122-01I
			*BA32.25-P-1001-04B
9	Install in the reverse order
10	Fill the suspension strut (40) affected using STAR DIAGNOSIS	Diagnosis system STAR DIAGNOSIS Fill to 5 bar. During filling the wheels must not contact the ground, as when filling in the deflected condition the air spring bellows in the suspension strut (40) is destroyed.	*WH58.30-Z-1048-13A
11	Check AIRmatic for leaks.		AR32.22-P-8100I

STRUTS