O-ring and sealing ring in seal retainer, left-hand
 
  
 
 
  
   
    
     |  | O-ring and sealing ring in seal retainer, left-hand | 
   
  
  
  
   Removed gearbox
   
   
  
  
  
   
    
     
      | 1. | Undo the five bolts on the seal retainer and remove the seal retainer. Keep shims, bolts and the seal retainer in a safe place. 
 
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      | 3. | Detach the O-ring with a small screwdriver or similar. 
 
   
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      | 1. | Press on the seal ring with drift 87 92 657  until it stops. Use tool 87 92 236  as support. 
 
   
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      | 2. | Lubricate a new O-ring and carefully fit it. 
 
   
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      | 3. | Fit the seal retainer and shims with the bolts. Tighten alternately. 
 
   Tightening torque 22 Nm (16 lbf ft)
 
 
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