Remove/ install frame-type integral support

AR22.10-S-1300E

Remove/ install frame-type integral support

19.08.2020

Model

447 with engine 651

except code ZG2 (Permanent all-wheel drive)

Modification notes

10.03.2016

Operation step limited

Operation step 18

17.06.2019

Bolt, integral carrier to longitudinal frame member

BA22.10-N-1001-05A

1

Steering gear

8

Electrical connector

6

Universal joint

9

Cross strut

7

Screw

2

Screw

3

Radiator package

4

Bracket

5

Frame-type integral support

11

Clip

10

Diesel particulate filter

12

Screw

5

Frame-type integral support

13

Heat shield

B22/2

Front axle level sensor

 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

 

Remove/install

1

Move steering gear (1) to center position.

AR46.20-S-0500-01E

 Retainer device

*129589012100

2

Remove engine cover

AR01.10-S-2405E

3

Remove screw/bolts (2) for engine mounts

 Bolt, front engine mount to engine support

*BA22.10-N-1003-01EE

4

Mount engine support clamp and attach engine

AR33.10-S-0100-01E

 Do not lift engine.

 M8

*BA00.10-N-1003-01A

 Support braces

*447589006300

 Engine lifting device

*639589006100

5

Remove front bumper

AR88.20-S-2000E

6

Secure radiator package (3)

 Commercially available devices/tools
Tensioning straps

7

Remove both brackets (4) for radiator package (3)

8

Remove bracket on bumper

AR88.20-S-2150E

9

Remove front wheels

AR40.10-S-1100E

10

Remove ball heads from the steering knuckles

AR46.40-S-7242E

11.1

Remove both transverse control arms from the steering knuckles

Only if the integral carrier (5) is not replaced.

AR33.20-S-1452E

11.2

Remove both transverse control arms completely

Only when installing a new integral carrier (5).

AR33.20-S-1452E

12

Remove both torsion bar linkage on the stabilizer bar

AR32.35-S-3328E

13

Remove stabilizer bar

Only when installing a new integral carrier (5).

AR32.35-S-2050E

14

Remove universal joint (6) from steering gear (1)

 Remove bolt (7) to do this.

 Bolt, universal joint to steering gear

*BA46.20-N-1001-01O

15

Disconnect electrical connectors (8)

16

Remove cross struts (9)

Only when installing a new integral carrier (5).

 Screw, cross strut to front axle carrier/integral carrier

*BA33.10-N-1001-01E

17

Remove steering gear (1)

Only when installing a new integral carrier (5).

AR46.20-S-0500E

18

Remove NOx sensor upstream of SCR catalytic converter from exhaust pipe of the diesel particulate filter (10)

Model 447 with code MF4 (Low-emission vehicle, Euro 4 Group III)

AR14.40-S-2059E

 Do not disconnect electrical connector.

19

Remove flexible pipe

 To do this open clamp (11).

20

Support integral carrier (5)



000 588 11 62 00 Major assembly mount

WS01.00-P-0092B



000 588 10 62 00 Support plate

WS26.00-P-3309B

21

Remove screw/bolt (12)

 Bolt, integral carrier to longitudinal frame member

*BA22.10-N-1001-05A

22

Remove integral carrier (5)

 Use aid of helper.

23

Modify engine mount

Only when installing a new integral carrier (5).

AR22.10-S-1100E

24

Modify crash boxes

Only when installing a new integral carrier (5).

AR62.10-S-0001E

25

Modify front axle level sensor (B22/2)

MODEL 447 with CODE LG2 (LED Intelligent Light System)
Only when installing a new integral carrier (5).

26

Change heat shield (13)

Only when installing a new integral carrier (5).

27

Install in the reverse order

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

Number

Designation

8.8

10.9

BA00.10-N-1003-01A

M8

Galvanized

Nm

23

32

Phosphated

Nm

21

29

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

Number

Designation

12.9

BA00.10-N-1003-01A

M8

Galvanized

Nm

38

Phosphated

Nm

36

 Frame-type integral support

Number

Designation

Model 447, 448

BA22.10-N-1001-05A

Bolt, integral carrier to longitudinal frame member

M8

Nm

30

M14

Nm

172

 Engine mounts, engine supports

Number

Designation

Engine 274 in model 447 with transmission 710.5
Engine 651 in model 447

BA22.10-N-1003-01EE

Bolt, front engine mount to engine support

Nm

58

 Front axle carrier

Number

Designation

Model 447 with engine 651
except code ZG2 (Permanent all-wheel drive)
Model 447, 448 with engine 274

BA33.10-N-1001-01E

Screw, cross strut to front axle carrier/integral carrier

Nm

31

 Steering gear

Number

Designation

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

BA46.20-N-1001-01O

Bolt, universal joint to steering gear

Stage 1

Nm

15

Stage 2

°

180