Detach/attach external plate carrier B08 on torque converter housing

AR27.50-D-0617TSC

Detach/attach external plate carrier B08 on torque converter housing

14.07.2019

Transmission

725.0 in model 907

2

Torque converter housing

3

Drive gear

4

Chain

5

Oil pump gear

8

Bolts

9

Externally-toothed disk carrier B08

10

Intermediate panel

2

Torque converter housing

9

Externally-toothed disk carrier B08

11

Ram

 Caution

Risk of injury to skin and eyes due to handling of transmission oil. Health risk caused by swallowing transmission oil

Wear protective gloves, protective clothing and safety glasses.
Do not pour transmission oil into beverage bottles.

AS00.40-Z-0001-01A

 Caution

Risk of injury caused by scraping or cutting body parts on sharp vehicle parts

Always wear protective gloves when working on or near sharp and non-deburred vehicle parts.
Deburr repair panels.

AS00.00-Z-0017-01A

Topical note

Notes on avoiding damage through contamination and foreign objects

AH00.00-P-5000-01A

Notes on automatic transmission

AH27.19-P-0001-01NKB



Remove

1

Remove planetary gear set 1 with multiplate clutch K81 and multidisk brake B08.

AR27.50-D-0625TSC

2

Remove drive gear (3), chain (4) and oil pump gear (5).

AR27.10-D-0400TSC

3

Loosen screws/bolts (8).


Do not remove the bolts (8) completely.
Otherwise the outer plate carrier B08 (9) will fall down when pressed out and be damaged.

4

Press outer plate carrier B08 (9) out of torque converter housing (2).


Only press out the outer plate carrier B08 (9) far enough until it can be removed from below.
Otherwise, the external plate carrierB08(9) and the bolts (8) may be damaged when pressing out.


Make sure that the contact surface of the ram (11) is flush fitted.
Otherwise the outer plate carrierB08(9) will be damaged.

 Commercially available devices/tools
Workshop press

5

Remove bolts (8) and remove outer plate carrier B08 (9).

6

Remove intermediate panel (10).



Check

7

Check intermediate panel (10) for damage.

If intermediate panel (10) is damaged,



replace intermediate panel(10).



Install

8

Position intermediate panel (10) on outer plate carrier B08 (9).

9

Position outer plate carrier B08 (9) and intermediate panel (10) on torque converter housing (2).

 To do so, screw in two bolts (8) as guide.

10

Press outer plate carrier B08 (9) onto torque converter housing (2).


Make sure that the contact surface of the ram (11) is flush fitted.
Otherwise the outer plate carrierB08(9) will be damaged.

 Commercially available devices/tools
Workshop press



Measure

11

Measure clearance of multidisk brake B08 and adjust.

When replacing the outer plate carrierB08(9).

AR27.51-D-7230-02TSC

Clearance in multidisk brake B08

*BE27.51-P-1003-01E

 Pressing tool

*722589013100

 Parallel support

*168589032100

 Pressure cylinder

*725589033100

 Set of drifts

*722589041500

12

Tighten screws/bolts (8).

 Screw/bolt, external plate carrier to torque converter housing/adapter housing

*BA27.10-P-1003-04H

13

Slide on drive gear (3), chain (4) and oil pump gear (5) together.

AR27.10-D-0400TSC


Check chain (4) is correctly seated on drive gear (3) and oil pump gear (5).
Otherwise mounting problems may occur.

14

Install planetary gear set 1 with multiplate clutch K81 and multidisk brake B08.

AR27.50-D-0625TSC

Adjustment values for multidisk clutch/multidisk brake

Number

Designation

Transmission 725.0

BE27.51-P-1003-01E

Clearance in multidisk brake B08

Contact force for clearance adjustment

F1

N

600

Number of internal plates

3

mm

1,6…1,8

4

mm

1,8…2,0

 Automatic transmission complete

Number

Designation

Transmission 725.0

BA27.10-P-1003-04H

Screw/bolt, external plate carrier to torque converter housing/adapter housing

M6

Nm

10