Removing and installing torsion bar on rear axle - AR32.20-P-0315B

MODEL 140 

Fig 1: Identifying Torsion Bar On Rear Axle Remove/Install Components

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

	Removal, installation
	Replace self-locking bolts.
1	Remove rear axle center piece.		AR35.31-P-0520A
2	Remove torsion bar connecting rods (78).	Nut (78a)	*BA32.20-P-1001-04B
		Nut (78b)	*BA32.20-P-1002-04B
3	Remove fixing clamps (77b).	Nut (77c)	*BA32.20-P-1003-04B
	Risk of explosion  due to vapors igniting, risk of poisoning  from inhaling fuel vapors and swallowing fuel and risk of injury  due to fuel coming into contact with the skin and eyes.	Fire, sparks, naked flame and smoking forbidden. Only pour fuels into suitable, appropriately marked containers. Wear protective clothing when handling fuel.	AS47.00-Z-0001-01A
4	Unclip, disconnect fuel hose from fuel tank to fuel pump.
5.1	Remove intermediate lever (81).	Vehicles with level control code 480 or level control on rear axle with ADS code 217 Installation:  The face on the intermediate lever (81) must align with the face on the torsion bar (77) (arrow). Nut (81e)	*BA32.20-P-1004-04B
6	Remove torsion bar (77).	Installation:  Align torsion bar (77).
7	Pull rubber mount (77a) off torsion bar (77).	Installation:  Smear inside of rubber mount (77a) with lubricant.	*BR00.45-Z-1002-06A
8	Install in reverse sequence.

REAR AXLE TORSION BAR

Number	Designation		Model 140	Model 140 with level control or ADS
BA32.20-P-1001-04B	Self-locking nut for fastening torsion bar connecting rod to torsion bar	Nm	40	40
BA32.20-P-1002-04B	Self-locking nut for fastening torsion bar connecting rod to wheel carrier	Nm	40	40
BA32.20-P-1003-04B	Self-locking nut for fastening torsion bar rubber mount to rear axle carrier	Nm	20	20
BA32.20-P-1004-04B	Self-locking nut for fastening intermediate lever to torsion bar	Nm	-	10

Repair materials 

Number	Designation	Order number
BR00.45-Z-1002-06A	Lubricant	A 000 989 01 60