Install New Radial Sealing Ring At Drive Pinion Gear (With Differential Installed) - AR35.31-P-0530LW

Model 205, 253 (except 253.992/993)

MODIFICATION NOTES

29.06.2018	"Grease gearing of joint flange (41)", added.	Operation step 11
17.02.2019	Collar nut, joint flange to drive pinion		BA35.31-P-1001-06B

Courtesy of MERCEDES-BENZ USA

	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 . Skin or eye injuries may result when handling hot or glowing objects.	Wear protective gloves, protective clothing and safety glasses, if necessary.	AS00.00-Z-0002-01A
	Risk of injury to skin and eyes due to handling of transmission oil. Health risk caused by swallowing transmission oil	Wear protective gloves, protective clothing and safety glasses. Do not pour transmission oil into beverage bottles.	AS00.40-Z-0001-01A
	Risk of injury caused by scraping or cutting body parts on sharp vehicle parts	Always wear protective gloves when working on or near sharp and non-deburred vehicle parts. Deburr repair panels.	AS00.00-Z-0017-01A
	Notes on self-locking nuts and bolts		AH00.00-N-0001-01A
	Remove
1	Remove exhaust system from rear flange connection onwards.	Model 205 with engine 177, 276 Model 253 with engine 177, 276.8
		Model 205 with engine 177	AR49.10-P-4952MNA
		Model 205 with engine 276	AR49.10-P-4952LW
		Model 253 with engine 276.8	AR49.10-P-4952RF
		Model 253 with engine 177	AR49.10-P-4952MNG
2	Remove propeller shaft (7) from joint flange (41) at rear axle differential (50) and secure.	Model 205	AR41.10-P-0050LW
		Model 253 (except 253.992/993)	AR41.10-P-0050LWX
3	Unscrew collar nut (40).	To do so, screw 2 screws into joint flange (41) and counterhold joint flange (41) using counterholder.
		Counterholder	Fig 3
4	Remove joint flange (41).	Puller	Fig 1
5	Check joint flange (41) for damage.	If damage is present, ↓ Replace joint flange (41).
6	Pry radial shaft sealing ring (42) out of rear axle differential (50) using suitable tool.	Do not damage seat of radial shaft sealing ring (42) in rear axle differential (50). Otherwise leaks may occur.
	Install
7	Clean sitting surface of radial shaft sealing ring (42) in rear axle differential (50).	Assembly cleaner	*BR00.45-Z-1028-04A
8	Check sitting surface of radial shaft sealing ring (42) in rear axle differential (50) for damage.	If damage is present, ↓ Replace rear axle differential (50).
		Model 205 (except 205.386/387/486/487), 253 (except 253.388/389/988/989/992/993)	AR35.31-P-0520LW
		Model 205.386/387/486/487 Model 253.388/389/988/989	AR35.31-P-0522MNA
9	Coat radial shaft sealing ring (42) on inner sealing lip with universal hypoid gear oil.
	Universal hypoid gear oils (specification 235.7)		BB00.40-P-0235-07A
		Do not apply any oil to the seat surface and outer circumference of the radial shaft sealing ring (42). Otherwise leaks may occur. Replace radial shaft sealing ring (42).
10	Press radial shaft sealing ring (42) into rear axle differential (50).	Drift	Fig 5
		Drift	Fig 4
		Drift	Fig 2
11	Grease gearing of joint flange (41).	Molykote paste HTP special lubricating grease	*BR00.45-Z-1028-06A
12	Install joint flange (41).
13	Tighten and caulk collar nut (40).	Replace collar nut (40).
		Model 253 (except 253.992/993) Collar nut, joint flange to drive pinion	*BA35.31-P-1001-06B
		Model 205 Collar nut, joint flange to drive pinion	BA35.31-P-1001-01E
		Model 205 Collar nut, joint flange to drive pinion	BA35.31-P-1004-01E
		Model 205 Collar nut, joint flange to drive pinion	BA35.31-P-1006-01E
		Counterholder	Fig 3
14	Attach propeller shaft (7) to joint flange (41) of rear axle differential (50).	Model 205	AR41.10-P-0050LW
		Model 253 (except 253.992/993)	AR41.10-P-0050LWX
15	Install exhaust system from rear flange connection onwards.	Model 205 with engine 177, 276 Model 253 with engine 177, 276.8
		Model 205 with engine 177	AR49.10-P-4952MNA
		Model 205 with engine 276	AR49.10-P-4952LW
		Model 253 with engine 276.8	AR49.10-P-4952RF
		Model 253 with engine 177	AR49.10-P-4952MNG
	Check
16	Check oil level in rear axle differential (50) and correct if necessary.	Model 205 (except 205.386/387/486/487), 253 (except 253.388/389/988/989/992/993)	AR35.31-P-0520-03LW
		Model 205.386/387/486/487
		Model 253.388/389/988/989	AR35.31-P-0520-08MNA
		Model 253 (except 253.388/389/988/989/992/993) except code 700 (Technology Local Content China) Filling capacity	*BF35.31-P-1001-02B
		Model 253 (except 253.388/389/988/989/992/993) with code 700 (Technology Local Content China) Filling capacity	*BF35.31-P-1002-02B
		Model 205.086/087/286/287/386/387/486/487Filling capacity for rear axle differential with differential lock	BF35.31-P-1003-01U
		Model 205 (except 205.086/087/286/287/386/387/486/487) ALU rear axle differential filling capacity	BF35.31-P-1002-01U
		Model 253.388/389/988/989 Filling capacity for rear axle differential with differential lock	*BF35.31-P-1003-02B
		Model 205 (except 205.086/087/286/287/386/387/486/487) except code 700 (Technology Local Content China) FE rear axle differential filling capacity	BF35.31-P-1001-01U
		Model 205 (except 205.086/087/286/287/386/387/486/487) with code 700 (Technology Local Content China) Filling capacity	BF35.31-P-1004-01U
		Oil filler screw of rear axle differential	*BA35.31-P-1002-02H
		Loctite 7063 cleaning spray (150 ml)	*BR00.45-Z-1046-04A
		Sealant, Omnifit 100H (50 g)	*BR00.45-Z-1061-01A
17	Check rear axle differential (50) for leak tightness.

REAR AXLE DIFFERENTIAL GEAR SET

Number	Designation				Model 205
BA35.31-P-1001-01E	Collar nut, joint flange to drive pinion	Rear axle differential Ø183	M26	Nm	120

REAR AXLE DIFFERENTIAL GEAR SET

Number	Designation				Model 253
BA35.31-P-1001-06B	Collar nut, joint flange to drive pinion	ALU rear axle differential 183	M26	Nm	120
		ALU rear axle differential 197	M31	Nm	120
		Rear axle differential 200 C	M22	Nm	100

REAR AXLE DIFFERENTIAL HOUSING

Number	Designation		Model 205	Model 253
BA35.31-P-1002-02H	Oil filler screw of rear axle differential	Nm	50	50

REAR AXLE DIFFERENTIAL GEAR SET

Number	Designation				Model 205
BA35.31-P-1004-01E	Collar nut, joint flange to drive pinion	Rear axle differential Ø200	M29	Nm	120

REAR AXLE DIFFERENTIAL GEAR SET

Number	Designation				Model 205
BA35.31-P-1006-01E	Collar nut, joint flange to drive pinion	Rear axle differential Ø215	M29	Nm	120

REAR AXLE GEAR

Number	Designation			Model 205 (except 205.086/087/286/287/386/387/486/487) except code 700 (Technology Local Content China)
BF35.31-P-1001-01U	FE rear axle differential filling capacity	FE HAG187	Liter	0, 85
		Specification		BB00.40-P-0235-07A
		FE HAG200	Liter	1, 0
		Specification		BB00.40-P-0235-07A
		FE HAG215	Liter	1, 1
		Specification		BB00.40-P-0235-07A
		FE HAG225	Liter	1, 3
		Specification		BB00.40-P-0235-07A

REAR AXLE GEAR

Number	Designation				Model 253 (except 253.388/389/988/989/992/993) except code 700 (Technology Local Content China)
BF35.31-P-1001-02B	Filling capacity	ALU rear axle differential 183		Liter	0, 8
		ALU rear axle differential 183	Specification		BB00.40-P-0239-71A
		ALU rear axle differential 197		Liter	0, 9
		ALU rear axle differential 197	Specification		BB00.40-P-0239-71A
		ALU HAG205		Liter	1, 0
		ALU HAG205	Specification		BB00.40-P-0239-71A

REAR AXLE GEAR

Number	Designation		Model 205 (except 205.086/087/286/287/386/387/486/487) except code 700 (Technology Local Content China)	Model 205 (except 205.086/087/286/287/386/387/486/487) with code 700 (Technology Local Content China)
BF35.31-P-1002-01U	ALU rear axle differential filling capacity	ALU HAG183	0, 8	-
BF35.31-P-1002-01U	ALU rear axle differential filling capacity	Specification	BB00.40-P-0239-71A	-

REAR AXLE GEAR

Number	Designation				Model 253 (except 253.388/389/988/989/992/993) with code 700 (Technology Local Content China)
BF35.31-P-1002-02B	Filling capacity	Rear axle differential 200 C		Liter	1, 0
BF35.31-P-1002-02B	Filling capacity	Rear axle differential 200 C	Specification		BB00.40-P-0235-07A

REAR AXLE GEAR

Number	Designation		Model 205.086/087/286/287/386/387/486/487
BF35.31-P-1003-01U	Filling capacity for rear axle differential with differential lock	Liter	1, 2
BF35.31-P-1003-01U	Specification		BB00.40-P-0235-61A

REAR AXLE GEAR

Number	Designation		Model 253.388/389/988/989
BF35.31-P-1003-02B	Filling capacity for rear axle differential with differential lock	Liter	1, 2
	Specification		BB00.40-P-0235-61A
	Overview of specified transmission oils		-
	Approved axle gear oils		-

REAR AXLE GEAR

Number	Designation		Model 205 (except 205.086/087/286/287/386/387/486/487) with code 700 (Technology Local Content China)
BF35.31-P-1004-01U	Filling capacity	Rear axle differential 200 C	1, 0
		Overview of specified transmission oils	BB00.40-P-0231-01A
		References, approved axle gear oils	BB00.40-P-0235A

Fig 1: Identifying Puller (129 589 01 33 00)

Courtesy of MERCEDES-BENZ USA

Fig 2: Identifying Drift (140 589 08 15 00)

Courtesy of MERCEDES-BENZ USA

Fig 3: Identifying Counterholder (176 589 00 40 00)

Courtesy of MERCEDES-BENZ USA

Fig 4: Identifying Drift (211 589 04 15 00)

Courtesy of MERCEDES-BENZ USA

Fig 5: Identifying Drift (140 589 14 15 00)

Courtesy of MERCEDES-BENZ USA

REPAIR MATERIALS

Number	Designation	Order number
BR00.45-Z-1028-04A	Assembly cleaner	Adolf Wurth GmbH & Co. KG
BR00.45-Z-1028-06A	Molykote paste HTP special lubricating grease	-
BR00.45-Z-1046-04A	Loctite 7063 cleaning spray (150 ml)	A 001 986 71 71 10
BR00.45-Z-1061-01A	Sealant, Omnifit 100H (50 g)	A 002 989 23 71