Disassemble/assemble retarder of torque converter clutch

AR25.40-W-0520A

Disassemble/assemble retarder of torque converter clutch

13.11.08

 

Disassemble/assemble

1

Remove retarder control valve of torque converter clutch

 Only if required.

AR25.40-W-0510A

2

Remove drive clutch of torque converter clutch

 Remove intermediate plate of drive clutch.

AR25.40-W-0200A

3

Detach pressure oil line (17) from retarder housing

4

Remove torque converter of torque converter clutch

AR25.40-W-0400A

5

Remove turbine shaft (16)

 Installation: Oil needle roller bearing (16.2) and plain compression rings (16.1).

6

Check turbine shaft (16)

 Check sealing surface for galling of sealing ring, replace turbine shaft (16) if necessary.

Check plain compression rings (16.1), sealing ring (16.3) and needle roller bearing (16.2) for wear, if necessary:



Disassemble, assemble turbine shaft (16) with bearing cap of torque converter clutch

AR25.40-W-0500-01A



*000589071500



*000589273300



*000589343300

7

Remove output-end retarder housing (13) from drive-end retarder housing (3)

 The bolts and nuts are located in the drive-end retarder housing.

 Installation: Note installation position, after assembling both retarder housings, both straight pins (11) must be driven in.

Torquing diagram for torque converter clutch

AR25.40-W-0100-02A



*BA25.40-N-1023-01C



*BA25.40-N-1024-01C



*BA25.40-N-1025-01C

8

Remove sealing ring (12) from the output-end retarder housing (13)

 Installation: Replace sealing ring (12) and press in flush with the retarder housing (13). Note installation position and grease sealing lips.



*625589021500

9

Remove retarder oil temperature sensor (B66) and remove sealing ring

 Installation: Install new sealing ring.



*BA25.40-N-1029-01C

10

Remove connectors (15) at retarder housing (13) and take off O-ring (14).

 Installation: Replace and grease the O-ring (14).



*BA25.40-N-1027-01C

11

Remove pressure oil line (17)

 Installation: Replace sealing rings on banjo bolts.



*BA25.40-N-1026-01C

12

Remove seal (4)

 Installation: Install new gasket (4).

13

Remove rotor (10) from retarder housing (3)

 Installation: Check piston rings (9) on rotor (10) for wear, replace piston rings (9) if necessary.

14

Remove washer (7) with pin (8) at rotor (10)

15

Remove bearing inner race of tapered roller bearing (6) from oil feed flange.

 Installation: Check tapered roller bearing for wear, if necessary:



Remove oil feed flange Remove bearing outer race from oil feed flange and replace tapered roller bearing complete.

AR25.40-W-0525A

16

Remove stator (5) at retarder housing (3)

 Installation: Observe installation position of stator (5) relative to retarder housing (3).



*BA25.40-N-1031-01C

17

Remove straight pins (11)

 Only if required.

18

Detach drive-end retarder housing (3) from torque converter housing

 Installation: Grease the retarder housing (3) lightly in the area of the oil feed flange.



*BA25.40-N-1030-01C

19

Remove gasket (1)

 Installation: Replace seal (1).

20

Remove O-ring (2) at torque converter housing

 Installation: Replace O-ring (2) and stick in the torque converter housing with grease.

21

Install in the reverse order

Number

Designation

Engines 541.9, 542.9
with code G02

BA25.40-N-1023-01C

Bolt, retarder housing on output side to retarder housing on drive side

M12115

Nm

100

M12110

Nm

45

M8

Nm

25

BA25.40-N-1024-01C

Nut, transmission to torque converter clutch

M12

Nm

90

BA25.40-N-1025-01C

Nut, transmission to torque converter clutch/master control unit

M12

Nm

45

BA25.40-N-1026-01C

Banjo bolt, pressure oil line to retarder housing

Nm

40

BA25.40-N-1027-01C

Bolt, connector to retarder housing

Nm

25

BA25.40-N-1029-01C

Temperature sensor to retarder housing

Nm

30

BA25.40-N-1030-01C

Bolt, retarder housing to torque converter clutch

M8

Nm

25

BA25.40-N-1031-01C

Bolt, stator to retarder housing

M8

Nm

25