2611000 Removing and installing propeller shaft (inserted) completely

Special tools required

IMPORTANT: Replacement of the sunk nut on the rear axle final drive is absolutely required!
The sunk nut already has a screw locking.
After the propeller shaft has been screwed into the rear axle final drive (sunk nut), a minimum hardening time of 2 hours must be complied with.
The hardening time may be extended at lower temperatures!
Failure to comply with these instructions may cause serious damage!

IMPORTANT:

With all-wheel drive and on renewal only:
according to installation with BMW diagnosis and information system under control unit function

Perform function check of transfer box (calibration)

Necessary preliminary work

Remove complete EXHAUST SYSTEM
Remove underbody protection with holders
Remove heat shields

Release screws.

Installation note:

Replace ZNS bolts and self-locking nuts.
Grip mounting bolts of flexible disc at nuts and tighten down by way of bolts.

Fig 1: Locating ZNS Bolts And Self-Locking Nuts
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Installation note:

Check centering mount.

If necessary, replace damaged CENTERING mount .

Grease centering mount.

Grease: BMW Service grease for propeller shaft (flexible coupling (rubber doughnut) center bearing.

Fig 2: Locating Propeller Shaft Centering Mount

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Installation note:

Tighten down screws/bolts to specified torque.

Secure angle of rotation special tool 00 9 120 with magnets 00 9 130 to vehicle underbody and screw down further according to angle of rotation.

Tightening torque, see 26 11 1AZ in 26 PROPELLER SHAFT .

Fig 3: Securing Angle Of Rotation Special Tool (00 9 120) With Magnets [009130 Magnet] To Vehicle Underbody

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Slacken screws (1)

Tightening torque, see 26 11 6AZ in 26 PROPELLER SHAFT .

Using a suitable tool (2), secure propeller shaft at center universal joint against turning.

Remove screws of center mount fully only after opening insert nut.

Fig 4: Securing Propeller Shaft At Centre Universal Joint Against Turning Using Tool

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Release insert nut against direction of travel in clockwise direction with special tools 33 5 040 and 33 5 070 .

Tightening torque, see 26 11 1AZ in 26 PROPELLER SHAFT .

IMPORTANT: The bi-hexagonal flange nut must not be used for bracing.
Failure to comply with this instruction may result in serious damage to the rear axle final drive.

Fig 5: Releasing Insert Nut Against Direction Of Travel With Special Tools (33 5 040/33 5 070)

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Remove retaining clip (1) and gasket (2).

Installation note:

Retaining clip and gasket must be replaced.

Fig 6: Identifying Clip And Gasket

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Remove insert nut (1).

Installation note:

Insert nut must be replaced.

Fig 7: Identifying Insert Nut

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Before installing propeller shaft:

Clean insert collar (1) on flange nut and gearing on bevel pinion (2).

Fill insert collar (1) with grease.

Grease: see PROPELLER SHAFT - OPERATING FLUIDS .

Fig 8: Identifying Collar And Bevel Pinions

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Clean thread (1) of joint hub to remove adhesive residues.

Clean hub teeth (2), then coat with grease.

Grease: see PROPELLER SHAFT - OPERATING FLUIDS .

IMPORTANT: Thread of joint hub must not be fouled with grease.

Fig 9: Identifying Joint Hub Thread And Hub Teeth

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Place flange nut (1) with gasket in insert collar of flange nut.

Install retaining clip (2).

Fig 10: Identifying Flange Nut And Retaining Clip

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IMPORTANT: Adhere without fail to installation and screw-fastening sequence.
Installation sequence:

Join propeller shaft to transmission
Join propeller shaft to rear axle final drive
Join center mount

Screw-fastening sequence:

Insert nut
Flexible disc to transmission
Centre mount

Slide propeller shaft (1) to the limit position onto insert nut and secure.

Secure propeller shaft at center universal joint against turning with a mounting lever.

IMPORTANT: The bi-hexagonal flange nut (2) must not be used for bracing.
Failure to comply with this instruction may result in serious damage to the rear axle final drive.

Fig 11: Identifying Propeller Shaft With Insert Nut

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Insert nut must be screwed into place within 5 minutes.

Tightening torque, see 26 11 1AZ in 26 PROPELLER SHAFT .