28 00 060 Replacing output flange radial shaft seal (GS7D36SG)

WARNING: This page is about a different variant/trim than selected.

IMPORTANT: It is essential to adhere to conditions of absolute cleanliness.
Any dirty parts must be cleaned before the hydraulic cap is loosened.
After completion of work, check oil level ..
Use only the approved transmission oil DCTF-1 Pentosin (P/N 83 22 2 147 477).
Failure to comply with this instruction will result in serious damage to the twin-clutch gearbox.

Necessary preliminary work

Remove underbody protection. See REMOVING AND INSTALLING/REPLACING FRONT UNDERBODY PROTECTION
Remove heat shields.
Remove EXHAUST SYSTEM .
Support transmission from underneath. See 23... UNIVERSAL BMW TRANSMISSION TAKE-UP .
Remove transmission cross member.

Remove propeller shaft.
Tasks are described in PROPELLER SHAFT .

NOTE: To rotate propeller shaft, unlock parking lock.

Release screws.

Remove transmission bearing block (1).

Tightening torque: 22 32 2AZ .

Fig 1: Identifying Bearing Block With Screws

G06905054

Courtesy of BMW OF NORTH AMERICA, INC.

Grip output flange (1) with special tool 23 0 020 .

Release nut with special tool 23 2 320 .

Tightening torque, see 28 10 14AZ in 28 10 HOUSING WITH ADD-ON PARTS .

Installation note:

Replace nut and secure with Loctite 243.

Fig 2: Gripping Output Flange Using Special Tool (23 2 320)

G06905111

Courtesy of BMW OF NORTH AMERICA, INC.

Detach output flange (1) with special tool 331 150 DEVICE and adapter plate 33 1 154 from output shaft.

Fig 3: Removing Output Flange Using Special Tool (33 1 150) And Adapter Plate (33 1 154)

G04742232

Courtesy of BMW OF NORTH AMERICA, INC.

Attach special tool 24 2 353 to output shaft (1).

Graphic shows: Automatic transmission

Fig 4: Connecting Special Tool (24 2 353) To Output Shaft

G04726119

Courtesy of BMW OF NORTH AMERICA, INC.

Screw in special tool 24 2 351 until it is firmly connected with radial shaft seal.

Pull out radial shaft seal by screwing in special tool 24 2 352.

Graphic shows: Automatic transmission

Fig 5: Pulling Out Radial Shaft Seal Using Special Tool (24 2 352)

G04726120

Courtesy of BMW OF NORTH AMERICA, INC.

Apply oil to the sealing lip of radial shaft seal (1). Drive in radial shaft seal (1) with special tool 23 0 410 as far as it will go.

Graphic shows: Automatic transmission

Fig 6: Applying Oil To Radial Shaft Seal Sealing Lip

G06905115

Courtesy of BMW OF NORTH AMERICA, INC.