ar3531s0520e

Remove/install differential

Type ar · emne 35.31 · version 0400 · 2019-04-16

Gælder for: Model 447 with engine 274, 651 Model 447 with engine 654.9 Model 448 with engine 274

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Placering

Funktionsgruppe 2 Chassis › 35 Bagaksel › 35.31 Bagakselmidtersamling — Serie 447 · Serie 448 · Serie 651 · Serie 654 (modeller 9**)

EinPAS 17 Drivstreng/aksel › 17.51 Bagaksel › 17.51.65 differentiale/akselkraftgennemføring — Serie 447 · Serie 448 · Serie 651 · Serie 654 (modeller 9**)

Gælder også for motorer/gearkasser: 274 ***

AR35.31-S-0520E

Remove/install differential

06.03.2019

Model

447 with engine 274, 651

Model

447 with engine 654.9

Model

448 with engine 274

Modification notes

31.01.2019

Support rear axle differential added.

Step 9

05.09.2018

Method completely revised.

Remove/install differential

S35.31-A000-09

Shown on model 447.813 except code RR6 (Spare wheel with jack)

1

Rear axle gear

4

Electric parking brake control unit

7

Bolts

2

Brake cable

5

Electrical connector

8

Vent line

3

Bolts

6

Front mount

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 the vehicle manufacturer.

AS00.00-Z-0010-01A

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

Topical note

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

AH00.00-P-0020-01A

Topical note

Information on preventing damage to electronic components due to electrostatic discharge

AH54.00-P-0001-01A

Remove/install

1

Raise vehicle.

AR00.60-S-1000E

2

Remove spare wheel.

Model 447 with engine 274, 651, 654.9
with code RR6 (Spare tire with jack)
Model 448 with engine 274
with code RR6 (Spare tire with jack)

3

Remove lower underfloor paneling.


Model 447 with engine 651
with code MX0 (BlueEFFICIENCY package)
Model 447 with engine 654.9

AR61.30-S-1001-03E

4

Remove a rear axle shaft.

AR35.30-S-0620E

5

Remove brake cables (2) from holders.

Model 447.8 with engine 274, 651, 654.9
Model 448.8 with engine 274

6

Remove bolts (3) and place electric parking brake control unit (4) to one side.

Model 447.8 with engine 274, 651, 654.9
Model 448.8 with engine 274

M6

*BA00.10-N-1002-01A

7

Disconnect electrical connector (5) and remove electrical wiring harness from electric parking brake control unit (4).

Model 447.8 with engine 274, 651, 654.9
Model 448.8 with engine 274

8

Remove propeller shaft with flex disk from rear axle differential (1) and fasten outside the working area.

AR41.10-S-0050E

9

Support rear axle differential (1).

000 588 11 62 00 Major assembly mount

WS01.00-P-0092B

000 588 10 62 00 Support plate

WS26.00-P-3309B

10.1

Remove front support (6).

If rear axle differential (1) is replaced.

AR35.10-S-2490E

10.2

Remove front support (6) from underbody.

If rear axle differential (1) is used again.

AR35.10-S-2490E

11

Remove bolts (7) and remove rear axle differential (1).

Screw/bolt, rear suspension of rear axle differential to rear axle differential

*BA35.10-N-1003-03O

12

Lower rear axle differential (1).

Lower rear axle differential (1) far enough until bleed line (8) is accessible.

13

Remove bleed line (8) from feed-through grommet and route through body opening.

Installation: Ensure correct installation position.

14

Remove remaining rear axle shaft from rear axle differential (1) and fasten to underbody.


Remove rear axle shaft carefully.
Otherwise damage will occur.

Depending on the version of the rear axle shaft, apply an assembly lever at a suitable position. Helper required.

Installation: Retaining ring must engage noticeably on the rear axle differential (1).

15

Check snap ring of rear axle shaft for damage.

Depending on the findings,

replace snap ring.

16

Remove rear axle differential (1).

17

Replace radial shaft sealing rings of rear axle differential (1).

AR35.31-S-0545E

18

Install in the reverse order

Check

19

Check/correct oil level in rear axle differential (1).

AP35.00-S-3501E

Headless screws/bolts: screws/bolts and nuts, coarse-pitch thread

Number

Designation

8.8

10.9

BA00.10-N-1002-01A

M6

Galvanized

Nm

9

13

Phosphated

Nm

9

12

Headless screws/bolts: screws/bolts and nuts, coarse-pitch thread

Number

Designation

12.9

BA00.10-N-1002-01A

M6

Galvanized

Nm

16

Phosphated

Nm

14

Rear axle

Number

Designation

Model 447 with engine 654.9

Model 447 with engine 274, 651
Model 448 with engine 274

BA35.10-N-1003-03O

Screw/bolt, rear suspension of rear axle differential to rear axle differential

Stage 1

Nm

50

50

Stage 2

°

90

90

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