Remove/install rear axle differential - AR35.31-P-0520IM: Notes

Rear axle differential dia. 210 in MODEL 215

Rear axle shafts plugged in

Rear axle differential dia. 198 in MODEL 220

Rear axle shafts plugged in

Rear axle differential dia. 210 in MODEL 220

Rear axle shafts plugged in

Fig 1: Identifying Rear Axle Differential Remove/Install Components - Model 215,220

MODIFICATION NOTES

25.2.05

BF35.31-P-1001-01J replaced by reference to AR35.31-P-0520-03I

Step 18

	Remove/install
	Risk of death caused by vehicle slipping or toppling off of the lifting platform.	Align vehicle between the columns of the and position the four support plates below 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
	While working on the rear axle care must be taken to ensure that the surface of all aluminum components do not get any scratches, cracks and notches. Otherwise the service life of the parts will be affected
1	Raise vehicle with lifting platform
2	Remove rear wheel
	Remove and install wheels		AP40.10-P-4050Z
3	Detach twelve-point collar nut (9) from right rear axle shaft (5)		AR35.30-P-0115-01A
			*BA35.30-P-1001-01A
4	Drain oil from rear axle differential (1)		AR35.31-P-0520-06I
		Cleaning spray, Loctite 7063 (150ml)	*BR00.45-Z-1046-04A
		Sealant, Omnifit 100H (50 g)	*BR00.45-Z-1061-01A
		Oil drain screw	*BA35.31-P-1003-02A
	Oil filler/drain screw on rear axle differential modified	Phased in as of 19.01.04	BT35.31-P-0015-01A
5	Remove exhaust system as of flange connection	See: ↓ Remove complete exhaust system:
		Engines 112, 113	AR49.10-P-7000AA
		Engine 613	AR49.10-P-7000M
		Engine 628	AR49.10-P-7000MB
		Engine 648	AR49.10-P-7000MZ
6	Remove right rear axle shaft (5)		AR35.30-P-0620IM
7	Mark propeller shaft (3) relative to rear axle center assembly (1)	Apply color marking indicating position of propeller shaft relative to rear axle center assembly (1) to ensure that components are fitted at correct ex factory installation positions on reinstallation, otherwise vibration may occur along the drive train.
8	Detach propeller shaft (3) from rear axle differential (1)	The flexible coupling (4) remains on the propeller shaft (3). Tie the propeller shaft (3) to one side and secure to prevent it from falling.	AR41.10-P-0050-04I
9	Loosen fitted sleeves of flexible coupling (4) in flange of rear axle center assembly (1)	If the fitted sleeves are jammed: ↓	AR41.10-P-0050-09I
		Prepare drift for loosening fitted sleeves in flexible couplings.	WF58.50-P-4110-01A
			*BA41.10-P-1002-01A
10	Pull left rear axle shaft (5) out of rear axle center assembly (1) and secure using a suitable tie strap (15)	Do not damage rubber boots and the ABC multipole ring.	AR35.30-P-0620IM
11	Support rear axle differential (1) with assembly attachment	Assembly attachment	*140589016200
12	Detach extension bracket (2) from rear axle carrier	The rear axle center assembly (1) can only be removed/installed when the extension bracket (2) is mounted.
			*BA35.10-P-1001-02A
13	Detach screw connection (8) of front center assembly mount (7)		*BA35.10-P-1003-04A
14	Lower and remove rear axle center assembly (1)
15.1	Detach extension bracket (2) from rear axle center assembly (1)	If necessary
			*BA35.10-P-1002-02A
16	Replace breather of rear axle center assembly (1)		*BA35.31-P-1005-02A
17	Install in the reverse order
18	Check oil level in rear axle center assembly (1) and correct if necessary	Mixing of old universal hypoid gear oil and the new FE hypoid gear oil should be avoided due to the better fuel economy.	AR35.31-P-0520-03I
		Cleaning spray, Loctite 7063 (150ml)	*BR00.45-Z-1046-04A
		Sealant, Omnifit 100H (50 g)	*BR00.45-Z-1061-01A
		Oil filler screw for rear axle differential	*BA35.31-P-1002-02A
	Oil filler/drain screw on rear axle differential modified	Phased in as of 19.01.04	BT35.31-P-0015-01A

REAR AXLE SHAFT

Number	Designation			Model 215	Model 220
BA35.30-P-1001-01A	Collar nut, rear axle shaft to rear axle shaft flange	1st stage	Nm	320	320
BA35.30-P-1001-01A	Collar nut, rear axle shaft to rear axle shaft flange	Stage 2	∠°	-	-

REAR AXLE CENTER ASSEMBLY HOUSING

Number	Designation		Model 215	Model 220
BA35.31-P-1002-02A	Oil filler screw, rear axle differential	Nm	50	50
BA35.31-P-1003-02A	Oil drain screw for rear axle differential	Nm	50	50
BA35.31-P-1005-02A	Breather, rear axle center assembly	Nm	30	30

DRIVESHAFT

Number	Designation			Model 215	Model 220
BA41.10-P-1002-01A	Self-locking nut, flexible coupling to rear propeller shaft or rear axle differential.	M10	Nm	-	-
BA41.10-P-1002-01A		M12	Nm	60	60

EXTENSION BRACKET FOR REAR AXLE CENTER ASSEMBLY

Number	Designation			Models 215.374/ 376/379	Models 220.074/ 174/176/ 179
BA35.10-P-1001-02A	Self-locking nut securing rear extension bracket to rear axle carrier		Nm	95	95
BA35.10-P-1001-02A			∠°	-	-
BA35.10-P-1002-02A	Bolt, extension bracket to rear axle center assembly	Yellow	Nm	80	80
BA35.10-P-1002-02A	Bolt, extension bracket to rear axle center assembly	silver or blue	Nm	70	70

FRONT CENTER ASSEMBLY MOUNT

Number	Designation			Models 215.374/ 376/379	Models 220.074/174/ 176/179
BA35.10-P-1003-04A	Self-locking nut, rear axle center assembly to front center assembly mount	1st stage	Nm	100	100
BA35.10-P-1003-04A		Stage 2	∠°	180	180

Fig 2: Identifying Assembly Attachment (140 589 01 62 00)

REPAIR MATERIALS

Number	Designation	Order number
BR00.45-Z-1061-01A	Sealant, Omnifit 100H (50 g)	A 002 989 23 71
BR00.45-Z-1046-04A	Cleaning spray, Loctite 7063 (150ml)	A 001 986 71 71 10