Remove/install flexible coupling of propeller shaft

AR41.10-S-0040E

Remove/install flexible coupling of propeller shaft

21.03.2019

Model

447 with engine 274, 651, 654.9

Model

448 with engine 274

Modification notes

14.02.2019

Method extended.

Operation steps 2, 6

Shown on flex disk (1) at transmission end

1

Flex disk

2

Bolts

3

Propeller shaft

Topical note

Notes on threaded connections fastened using a tightening angle-based tightening process

AH00.00-P-0020-01A

 

Remove/install

1

Raise vehicle.

AR00.60-S-1000E

2.1

Remove propeller shaft (3).

Model 447 with engine 651
with code KP4 (AdBlue tank, large)
Model 447 with engine 654.9
If the flex disk (1) at the transmission end is removed.

AR41.10-S-0050E

2.2

Remove propeller shaft (3) with flex disk (1) from transmission.

Model 447 with engine 651
except code KP4 (AdBlue tank, large)
Model 447, 448 with engine 274
If the flex disk (1) at the transmission end is removed.

AR41.10-S-0050-14E

 Bolt, propeller shaft center support bearing to underfloor

*BA41.10-N-1003-01H

 Bolt, flexible coupling to transmission

*BA41.10-N-1004-01H

3

Remove propeller shaft intermediate bearing from underbody.

If the flex disk (1) at the transmission end on the rear axle is removed.

AR41.10-S-0050E

4

Remove propeller shaft (3) with flex disk (1) from rear axle differential.

If the flex disk (1) at the transmission end on the rear axle is removed.

AR41.10-S-0050E

 Secure propeller shaft (3) against falling down.

5

Unscrew bolts (2) and remove flex disk (1) from propeller shaft (3).

 Installation: First, position all bolts (2) and nuts, and then tighten to specified torque.

 Counterhold nuts.

 Bolt, drive shaft to flexible coupling on transmission

*BA41.10-N-1001-01H

 Bolt, drive shaft to flexible coupling on rear axle differential

*BA41.10-N-1002-01H



Check

6

Check flex disk (1) for wear and damage.

Depending on the findings,



replace flex disk (1).

7

Install in the reverse order.

 Propeller shaft

Number

Designation

Model 447, 448

BA41.10-N-1001-01H

Bolt, drive shaft to flexible coupling on transmission

Nm

58

 Propeller shaft

Number

Designation

Model 447, 448

BA41.10-N-1002-01H

Bolt, drive shaft to flexible coupling on rear axle differential

Nm

58

 Propeller shaft

Number

Designation

Model 447, 448

BA41.10-N-1003-01H

Bolt, propeller shaft center support bearing to underfloor

Nm

58

 Propeller shaft

Number

Designation

Model 447, 448

BA41.10-N-1004-01H

Bolt, flexible coupling to transmission

Stage 1

Nm

60

Stage 2

°

60