33 11 151 Replacing shaft seal for drive flange left or right

Special tools required:

Necessary preliminary tasks:

Remove REAR AXLE FINAL DRIVE .

Use special tools 00 5 010 and 32 1 060 /33 1 308 to remove radial shaft seal.

Fig 1: Removing Shaft Seal Using Special Tools (00 5 010) And (32 1 060)

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NOTE: The installation protective ring (1) serves to protect the sealing lips on radial shaft seal (2) when the output shaft is being installed.

Fig 2: Identifying Radial Shaft Seal And Protective Ring

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IMPORTANT: Installation protective ring (1) must not slip out of radial shaft seal!

Coat housing of sheet metal flange of radial shaft seal with APPROVED OIL .

Drive in radial shaft seal as far as it will go with following special tools (depending on rear axle final drive/outer diameter).

33 5 130

Fig 3: Installing Radial Shaft Seal Using Special Tool (33 5 130)

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33 5 140

Remove special tool.

Open installation protective ring (1).

IMPORTANT: High installation forces indicate that the output shaft spline teeth are damaged or deformed!
Check gearing, replace damaged parts if necessary.
Check dust plate (1) for damage, replace if necessary.
Replace circlip (2).
Coat highlighted contact surface (3) of output shaft with APPROVED OIL .

Fig 4: Identifying Output Shaft Contact Surface, Circlip And Dust Plate

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Insert output shaft into rear axle final drive.

Pull out assembly protection ring at lug (1) until one of the two predetermined breaking points gives.

Fig 5: Identifying Rear Differential Assembly Protection Lug

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After installation:

Check rear transmission oil level, correct if necessary. See CHECKING/TOPPING UP OIL LEVEL IN REAR DIFFERENTIAL .