11 14 005 Replacing front crankshaft seal (S65)

Special tools required: 

• 11 2 386 
• 11 5 331 
• 11 5 332 
• 11 5 333 
• 11 6 360 
• 11 7 231 

See ENGINE - SPECIAL TOOLS .

Necessary preliminary tasks: 

• Remove fan cowl  with electric fan. See 17 11 035 REMOVING AND INSTALLING/REPLACING FAN COWL WITH ELECTRIC FAN (S65) .
• Remove radiator.  See 17 11 000 REMOVING AND INSTALLING RADIATOR (N51, S65) .
• Remove vibration damper  . 

Lay special tool 11 2 386  on crankshaft.

Fig 1: Identifying Special Tool (11 2 386) On Crankshaft

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Screw special tool 11 6 360  to 80 Nm into radial seal.

Release radial seal from housing.

Repeat the operation several times if necessary.

Fig 2: Screwing Special Tool (11 6 360) Into Radial Seal

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Remove remnants of sealant from sealant outlet (1) on left and right.

Apply Drei Bond sealant to sealant outlet (1) on left and right.

Fig 3: Identifying Sealant Outlet On Left And Right

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Secure special tool 11 5 331  with bolts (1).

Fig 4: Securing Special Tool (11 5 331) With Bolts

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Push special tool 11 7 231  onto special tool 11 5 331  in direction of arrow.

Fig 5: Pushing Special Tool (11 7 231) Onto Special Tool (11 5 331)

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Installation: 

Remove support ring from shaft seal.

Push shaft seal (1) uniformly by way of fitting aid 11 7 231  onto special tool 11 5 331  .

Position shaft seal approx. 5 mm before crankcase.

Remove special tool 11 7 231  .

Fig 6: Pushing Shaft Seal (11 7 231) Onto Special Tool (11 5 331)

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Press in shaft seal (1) with special tools 11 5 332  and 11 5 333  .

Fig 7: Pressing Shaft Seal With Special Tools (11 5 332) And (11 5 333)

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Assemble engine.

Setting time of shaft seal approx. 1 hour.

Correct  engine oil level if necessary.