Replace radial sealing ring at drive pinion gear (with rear axle differential installed) - AR35.31-P-0530I: Notes

Rear axle differential dia. 198 in model 220.063 /065 /067 /083 /084 /087 /165 /167 /183 /184 /187 

Rear axle differential dia. 210 in MODEL 215.375 /378, 220.025 /026 /028 /070 /075 /126 /128 /170 /175 /178 

rear axle center assembly 210E 

Shown on rear axle center assembly dia. 198 mm 

20.3.04	Oil filler/drain screw on rear axle differential modified	Phased in as of 19.01.04 The oil filler screws and oil drain screws should always be replaced after being unscrewed. The new oil filler screws and drain screws as well as the tapped holes must be cleaned with a special cleaning spray and provided with a special sealing compound.	BT35.31-P-0015-01A
	The oil drain screw must always be replaced after being unscrewed from the rear axle center assembly. The new oil drain screw as well as the tapped hole must be cleaned with a special cleaning spray and the oil drain screw must be provided with a special sealing compound		AR35.31-P-0520-06I
	The oil filler screw should always be replaced after being unscrewed from the rear axle differential. The new oil filler screw as well as the tapped hole must be cleaned with a special cleaning spray and the oil filler screw provided with a special sealing compound	Only carry out oil level check at interior temperature.	AR35.31-P-0520-03I
12.7.04	Value changed from 1.2 Nm to 1.1 Nm	Value in row 1001 rear axle center assembly changed for model 220.063/065/067/083/084/087/ 165/167/183/184/187	*BF35.31-P-1001-01J

	Remove/install
	Risk of death  caused by vehicle slipping or toppling off of the lifting platform.	Align vehicle between columns of vehicle lift and position four support plates at vehicle lift support points specified by vehicle manufacturer.	AS00.00-Z-0010-01A
	Notes on self-locking nuts and bolts		AH00.00-N-0001-01A
1	Raise vehicle
2	Drain oil from rear axle differential		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
3	Remove exhaust system as of flange connection	Refer to: Exhaust system, removal and installation of complete system: ↓
		Engine 112, 113	AR49.10-P-7000AA
		Engine 137	AR49.10-P-7000L
		Engine 613	AR49.10-P-7000M
		Engine 628	AR49.10-P-7000MB
4	Detach rear axle shafts (37) from the connecting flanges	Move the rear axle shaft into approximately the horizontal position and push together. Remove rear axle shaft from connecting flanges at a downward angle and tie up on rear axle carrier. Installation:  Replace self-locking bolts and shims. Lightly oil bolts at thread and bolt head contact surface.
			*BA35.30-P-1002-01A
5	Remove bolts for propeller shaft intermediate bearing (106a).		*BA41.40-P-1001-01A
6	Detach rear propeller shaft assembly (106) from rear axle center assembly (50).	Flexible disk remains on propeller shaft.
		Installation:  Connect rear propeller shaft to rear axle differential	AR41.10-P-0050-04I
			*BA41.10-P-1002-01A
7	Loosen fitting sleeves on flexible couplings.	Tie up propeller shaft to one side.	AR41.10-P-0050-09I
	Drift for loosening fitting sleeves in flex disks.		WF58.50-P-4110-01A
	Measure
8	Measure and note down total friction torque of drive pinion		AR35.31-P-0530-04I
		Connection piece	Figure
		Torque meter Wrench socket	Figure
9	Slacken and unscrew hexagon collar nut (40)	Do not remove the collar protection when slackening hexagon collar nut.
		Pin wrench Wrench socket To improve guidance when loosening the hexagon collar nut, press a shop-made bush into the commercially available socket wrench bit:↓	Fig 4
		Pressing bush for wrench socket Installation:  Replace hexagon collar nut and tighten in stages until the previously measured friction torque is obtained.	WF58.50-P-3531-02A
		Observe minimum tightening torque, if necessary if tightening torque is not achieved: ↓ Rear axle center assembly dia. 198 mm: Replace flexible spacer sleeve, see: ↓	*BA35.31-P-1001-01A
		Disassembling and assembling rear axle differential, adjusting gear set Rear axle center assembly dia. 210 mm in rear axle center assembly 210E: If the minimum tightening torque is not reached, install new rear axle center assembly.	AR35.31-P-0550A
		Installation:  Secure twelve point collar nut or hexagon collar nut at joint flange of drive pinion.	AR35.31-P-0530-01B
		Chisel for securing collar nut on joint flange	WF58.50-P-3531-01A
10	Detach joint flange (41).	If necessary , use puller: ↓
		Puller	Fig 5
	Radial sealing ring and joint flange on drive pinion modified	As of 15.01.02 with model 220 with rear axle center assembly dia. 198 mm and with model 215, 220 with rear axle center assembly dia. 210 mm in rear axle center assembly 210E	BT35.31-P-0012-01C
11	Press out radial sealing ring (42) using a suitable tool	Installation:  Replace radial sealing ring and coat the lip with universal hypoid transmission oil.
	Universal hypoid gear oils		BB00.40-P-0235-07A
		Drift for pressing in the previous radial sealing ring version	Fig 6
	Radial sealing ring and joint flange on drive pinion modified	As of 15.01.02 with model 220 with rear axle center assembly dia. 198 mm and with model 215, 220 with rear axle center assembly dia. 210 mm in rear axle center assembly 210E	BT35.31-P-0012-01C
		Drift for pressing in the new radial sealing ring version	Fig 7
12	Remove rear axle center assembly breather (55)		*BA35.31-P-1005-02A
13	Install in the reverse order
14	Check oil level in rear axle differential 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
		Filling capacity of rear axle differential	*BF35.31-P-1001-01J
		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

Number	Designation			Model 215	Model 220
BA35.30-P-1002-01A	Self-locking bolt, rear axle shaft to connecting flange (thread and bolt head contact surface oiled)	M10	Nm	70	70
		M12	Nm	100	100

Number	Designation		Model 215.375/378	Model 220.025/026/ 028/070/075/ 126/128/170/ 175/178	Model 220.063/065/ 067/083/084/ 087/165/167/ 183/184/187
BA35.31-P-1001-01A	Collar nut, joint flange to drive pinion	Nm	> 180	> 180	> 180

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 differential	Nm	30	30

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	-	-
		M12	Nm	60	60

Number	Designation			Model 215	Model 220
BA41.40-P-1001-01A	Bolt, propeller shaft intermediate bearing to frame floor assembly	Bolt with washer	Nm	-	-
		Bolt with collar and selfcentering tip	Nm	30	30
		Bolt with collar and without self-centering tip	Nm	-	-

Number	Designation			Model 215.373/375/378	Model 220.063/065/ 067/083/084/ 087/163/165/ 167/183/184/187	Model 220.025/026/ 028/070/073/ 075/125/126/ 128/170/173/ 178 Model 220.175 without special protection version code 979
BF35.31-P-1001-01J	Filling capacity	Rear axle center assembly	Liters	1,6	1,1	1,6
		Specifications for Operating Fluids	Sheet	BB00.40-P-0235-07A	BB00.40-P-0235-07A	BB00.40-P-0235-07A

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