Remove/Install Rear Axle Spring - Ar32.20-D-0232TSS

Model 907 with code CB2 (Comfort air suspension)

MODIFICATION NOTES

21.02.2020

Method extended.

Operation steps 3, 4.2

Shown on left side of vehicle without code IT5 (5.0 tons)

Shown on left side of vehicle with code IT5 (5.0 tons)

	Risk of death caused by vehicle slipping or toppling off of the lifting platform.	Align vehicle between vehicle lift columns and position the four support plates at the vehicle lift support points specified by the vehicle manufacturer.	AS00.00-Z-0010-01A
	Risk of injury caused by pinching or crushing when working on springs or spring bodies that are under tension	Use only approved tensioning devices; additionally screen off hazardous area if necessary. Check special tools for damage and proper operation (visual inspection). Wear protective gloves.	AS00.00-Z-0001-01A
	Notes on threaded connections fastened using a tightening angle-based tightening process		AH00.00-P-0020-01A
	Notes on self-locking nuts and bolts		AH00.00-N-0001-01A
	Notes on repair work on suspension components		AH00.00-P-0100-01A
	Remove/install
1	Remove respective air suspension bellows.		AR32.22-D-2016TSR
2	Support rear axle in center.
	000 588 10 62 00 Support plate		WS26.00-P-3309B
	000 588 11 62 00 Major assembly mount		WS01.00-P-0092B
3	Remove holder (10) of shock absorber from rear axle spring (1).	Model 907 with code CB2 (Comfort air suspension) with code IT5 (5.0 tons) To do this, remove screw/bolts (11).
		Screw, shock absorber holder to rear axle spring	*BA32.25-N-1003-03TS
4.1	Remove control arm.	Model 907 with code CB2 (Comfort air suspension) except code IT5 (5.0 tons) If the left rear axle spring (1) is removed.
			AR35.15-D-0204TSR
4.2	Remove holder (12) of control arm from left rear axle spring (1).	Model 907 with code CB2 (Comfort air suspension) with code IT5 (5.0 tons) If the left rear axle spring (1) is removed. To do so, remove screws (13) and counterhold nuts.
		Screw, control arm holder to rear axle spring	*BA35.15-N-1003-03TS
5	Remove ball head rod (3) from retaining plate (2).	: The ball head rod (3) must engage audibly in the ball head of the retaining plate (2).
6	Remove nuts (5) from spring U-bolts (4).	: Position nuts (5) uniformly and tighten crosswise.
		Nut, spring U-bolt for rear axle spring to rear axle	*BA32.20-N-1007-03A
7	Remove spring U-bolts (4), spring plate (6) and retaining plate (2) from rear axle spring (1).	: Clean contact surfaces. Observe installation position of retaining plate (2).
		Loctite 7200	*BR00.45-Z-1038-04A
8	Counterhold nut (8) and remove screw (7).	: Only tighten screw (7) if the vehicle is completely lowered.
		Bolt, rear axle spring to spring bracket at front	*BA32.20-N-1002-03A
9	Remove rear axle spring (1) towards rear.	: The center bolt (9) of the rear axle spring (1) must engage in the bore of the rear axle.
10	Install in the reverse order.
	Adjust/calibrate
11	Calibrating driving level.		AR32.22-D-9000TSR
	Check
12	Perform chassis alignment.		AR40.20-D-0200TS

REAR-AXLE STEEL SUSPENSION

Number	Designation				Model 907 with code CB2 (Comfort air suspension)
BA32.20-N-1002-03A	Bolt, rear axle spring to spring bracket at front	M12x1.5	Stage 1	Nm	-
		M12x1.5	Stage 2	∠°	-
		M14x1.5		Nm	-
		M16x1.5		Nm	245
		M18x1.5		Nm	-

REAR-AXLE STEEL SUSPENSION

Number	Designation			Model 907 with code CB2 (Comfort air suspension)
BA32.20-N-1007-03A	Nut, spring U-bolt for rear axle spring to rear axle	Stage 1	Nm	180
BA32.20-N-1007-03A	Nut, spring U-bolt for rear axle spring to rear axle	Stage 2	∠°	180

REAR AXLE SHOCK ABSORBER

Number	Designation			Model 907 with code CB2 (Comfort air suspension) with code IT5 (5.0 tons)
BA32.25-N-1003-03TS	Screw, shock absorber holder to rear axle spring	Stage 1	Nm	168
BA32.25-N-1003-03TS	Screw, shock absorber holder to rear axle spring	Stage 2	∠°	90

CONTROL ARM

Number	Designation		Model 907 with code CB2 (Comfort air suspension) with code IT5 (5.0 tons)
BA35.15-N-1003-03TS	Screw, control arm holder to rear axle spring	Nm	255

REPAIR MATERIALS

Number	Designation	Order number
BR00.45-Z-1038-04A	Loctite 7200	Henkel AG & Co. KGaA http://www.loctite.de