Remove/install clutch

AR25.10-D-0050R

Remove/install clutch

13.09.2013

MODEL

909 with TRANSMISSION 711.683

012

Centering drift

3a

Friction surface

7

Flywheel

1

Transmission

4

Clutch plate

7a

Friction surface

2

Screw

5

Adjusting ring

8

Needle roller bearing

3

Clutch pressure plate

6

Central clutch release bearing

9

Radial shaft sealing ring

 Danger !

Risk of death caused by vehicle slipping or toppling off of the lifting platform.

Align vehicle between vehicle lift columns and position the four support plates at the vehicle lift support points specified by vehicle manufacturer.

AS00.00-Z-0010-01A



Remove

1

Remove transmission (1)

AR26.10-D-0020R

2

Remove screws/bolts (2)


Unscrew the bolts (2) in stages in a crosswise sequence.
The clutch pressure plate (3) can otherwise be damaged due to tilting or distortion.

3

Remove clutch pressure plate (3) and clutch plate (4) from flywheel (7)



Check

4

Check clutch pressure plate (3) and clutch plate (4) for damage and wear

AR25.10-D-0050-01R

5

Reset adjusting ring (5).

Only if the old clutch pressure plate (3) is to be reused with a new clutch plate (4)

AR25.10-D-0100-01R

6

Check central clutch release bearing (6) for wear and leaks



Notes on working on central clutch release bearing of transmission

AH26.40-N-1001-01S

In event of wear or leakage:



Replace central clutch release bearing (6)

AR25.20-D-0180R

7

Check flywheel (7) and needle roller bearing (8) for wear

If wear is found:



Install a new flywheel (7) with needle roller bearing (8)

AR03.30-D-8002R

8

Check radial shaft sealing ring (9) for leaks

In the event of leaks:



Replace radial shaft sealing ring (9)

AR26.40-D-0335R



Install

9

Dress the friction surface (7a) on the flywheel (7) with coarse abrasive paper

10

Dress friction surface (3a) on clutch pressure plate (3) using coarse abrasive paper

11

Place clutch pressure plate (3) with clutch plate (4) on flywheel (7) and center using centering drift (012)


Make sure that the direction of installation of the clutch plate (4) is correct.
The clutch pressure plate (3), clutch plate (4) and transmission (1) can otherwise be damaged.

 Alignment punch

*201589081500

12

Fix clutch pressure plate (3) in place on flywheel (7) using three bolts (2)

 In the process only screw in the bolts (2) approx. one revolution.

13

Position remaining bolts (2) and then tighten all the bolts (2)


Tighten the bolts (2) in stages in a crosswise sequence.
The clutch pressure plate (3) can otherwise be damaged due to tilting or distortion.

 Bolt of clutch pressure plate to flywheel

*BA25.10-N-1001-01E

14

Remove alignment punch (012)

 Alignment punch

*201589081500

15

Install transmission (1)

AR26.10-D-0020R

 Clutch

Number

Designation

ENGINE 646 in MODEL 909

BA25.10-N-1001-01E

Bolt of clutch pressure plate to flywheel

M816

Stage 1

Nm

16

Stage 2

Nm

25