26 11 000 Removing and installing complete propeller shaft

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Necessary preliminary tasks:

Remove exhaust system. Refer to 18 00 020 REMOVING AND INSTALLING COMPLETE EXHAUST SYSTEM (N62) .
Remove heat shields and transmission underbody protection. Refer to REMOVAL & INSTALLATION - (6HP26Z/6HP32Z) .
Support transmission from underneath. Refer to REMOVAL & INSTALLATION - (6HP26Z/6HP32Z) .
Remove transmission cross-member. Refer to 22 32 001 REPLACING RUBBER MOUNT FOR TRANSMISSION MOUNTING .

Unfasten screws.

Fig 1: Unfastening Screws

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NOTE: To facilitate release of propeller shaft screw connection, manually unlock transmission lock. Refer to AUTOMATIC TRANSMISSION .

Installation:

Replace self-locking nuts.

IMPORTANT: All except N62 /M67:
The screw without washer may only be tightened by means of the nut.
The screw with rolled-on washer which has ribbed teeth facing the support side must be tightened by means of the screw.
Observe different tightening torques.
Tightening torque: Refer to PROPELLER SHAFT - TIGHTENING TORQUES .

Unscrew nuts.

Fig 2: Unscrewing Nuts

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Installation:

Tightening torque: Refer to PROPELLER SHAFT - TIGHTENING TORQUES .

With a screwdriver, press constant-velocity joint (at the disassembly grooves) off input flange.

Fig 3: Pressing Constant-Velocity Joint Off Input Flange

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IMPORTANT: Do not let propeller shaft fall into joints. Joint and rubber sleeve on constant-velocity joint may be damaged.

Fig 4: Identifying Joint And Rubber Sleeve On Constant-Velocity Joint

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Brace propeller shaft on center mount and loosen nuts.

Fig 5: Loosening Nuts

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Installation:

Tightening torque: 21 Nm.

Bend propeller shaft downwards on center bearing.

Fig 6: Removing Propeller Shaft From Transmission Output Flange

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Remove propeller shaft from transmission output flange and remove constant-velocity joint from final drive.

NOTE: Protect constant-velocity joint from dirt with transport cap.

Installation:

Pull out constant-velocity joint (1) up to stop.
Use new nuts.
Attach propeller shaft with constant-velocity joint pulled apart to drive flange of final drive.
Alternately tighten 2 opposing nuts to draw constant-velocity joint evenly into the input flange.
Tighten down nuts, tightening torque: Refer to PROPELLER SHAFT - TIGHTENING TORQUES .

Fig 7: Pulling Out Constant-Velocity Joint Up To Stop
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Installation:

Check centering (4), replace damaged centering. Refer to 26 11 090 Removing And Installing/Replacing Centering Mount For Propeller Shaft .
Grease centering (for grease, refer to 26 11 090 Removing And Installing/Replacing Centering Mount For Propeller Shaft ).

Fig 8: Checking Centering
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