Lower front axle

AR33.10-P-0101V

Lower front axle

17.09.2015

Model

171

Model

172 with engine 152, 271, 274, 276, 651

Shown on model 171.442

2

Power steering oil line

3

Screw

4

Power steering oil line

5

Front axle carrier

6

Screw

Y10

SPS [PML] solenoid valve

Illustrated on model 172

2

Power steering oil line

3

Screw

Shown on model 171.442

1

Diagonal strut

7

Screw

9

Screw

5

Front axle carrier

8

Screw

 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



Notes on self-locking nuts and bolts

AH00.00-N-0001-01A



Notes on repair work on suspension components

AH00.00-P-0100-01A

 

Remove/install

1

Open engine hood

AR88.40-P-1000V

2

Mount engine hoist

Model 171 with engine 113, 271
Model 172 with engine 271

AR33.10-P-0100-01V

Model 171 with engine 272
Model 172 with engine 152, 274, 276, 651

AR33.10-P-0100-01VA

 Engine lifting device

*240589006100

3

Disconnect lower steering shaft at steering coupling

AR46.10-P-8000V

4

Remove diagonal struts (1)

 Installation: Only tighten the screws/bolts of the diagonal struts when the vehicle is in a ready-to-drive condition.

 Self-locking bolt, front diagonal strut to frame floor or front axle carrier

*BA61.10-P-1006-01A

5

Remove screw/bolt (3) and detach oil line of power steering (2) from oil pan

Model 171
Model 172 with engine 271, 276, 651

 Model 171 with engine 271Bolt, power steering oil line to oil pan

*BA01.45-P-1002-01H

 Model 171 with engine 272Screw/bolt, power steering pressure line to oil pan

*BA01.45-P-1004-01M

 Model 172 with engine 271, 276, 651Bracket, high-pressure line/low-pressure line to oil pan

*BA46.30-P-1006-01R

6

Remove bolt (6) and detach oil line of power steering (4) from front axle carrier (5)

 Model 171Bolt, power steering oil line to front axle carrier

*BA46.30-P-1014-01D

 Model 172 with engine 271, 276, 651Bolt, high-pressure line to major assembly carrier

*BA46.30-P-1015-01R

7

Disconnect plug from SPS solenoid valve (Y10) and detach electrical line from front axle carrier (5)

Model 171
with code 213 (Direct-Steer system)
Model 172
with code 213 (Speed-sensitive power steering)

8

Remove bolts (7)

Model 171, 172

 Model 171 with engine 271, 272Screw/bolt, front engine mount to front axle carrier

*BA22.10-P-1006-01O

 Model 171 with engine 113Bolt, front engine mount to front axle carrier

*BA22.10-P-1001-01S

 Model 172Bolt, front engine mount to front axle carrier

*BA22.10-P-1002-03E

9

Support front axle carrier (5) using telescopic lifter and transmission plate



000 588 11 62 00 Major assembly mount

WS01.00-P-0092B

AR33.10-P-0100-03V

10

Remove screws/bolts (8, 9)



Notes on bolted connections with self tapping screws

AH00.00-P-0007-01SF


Never use impact wrenches/drivers or compressed air tools for screwing the screw/bolts (8, 9) in and out.
Otherwise the threads can get damaged.

 The screws/bolts (8, 9) are self-tapping screws.

 Never re-tap thread in longitudinal member.

 Installation: Replace screw/bolts (8, 9).

 Screw/bolt, front axle carrier to longitudinal member

*BA33.10-P-1005-01A

11

Lower front axle carrier (5)


Do not lower the front axle carrier (5) too much.
Otherwise lines and components could get damaged.

12

Install in the reverse order

 Installation: Only tighten the nuts and bolts of the suspension components when the vehicle is in a ready-to-drive condition.

13

Perform wheel alignment check

Model 171

AR40.20-P-0200V

Model 172

AR40.20-P-0200EW

 Oil pan

Number

Designation

Engine 271

BA01.45-P-1002-01H

Bolt, power steering oil line to oil pan

M6

Nm

10

 Oil pan

Number

Designation

Engine 272

BA01.45-P-1004-01M

Screw/bolt, power steering pressure line to oil pan

M6

Nm

10

 Engine suspension, engine mounts, engine supports

Number

Designation

Engine 113.989 in model 171

BA22.10-P-1001-01S

Bolt, front engine mount to front axle carrier

Nm

35

 Engine mount, engine support (engine side)

Number

Designation

Model 172

BA22.10-P-1002-03E

Bolt, front engine mount to front axle carrier

M8

Nm

35

 Engine suspension, engine mounts, engine supports

Number

Designation

Engine 271 in model 171

Engine 272 in model 171

BA22.10-P-1006-01O

Screw/bolt, front engine mount to front axle carrier

Nm

35

35

 Front axle carrier

Number

Designation

Model 171

Model 172

BA33.10-P-1005-01A

Screw/bolt, front axle carrier to longitudinal member

Nm

80

120

 Power steering pump

Number

Designation

Model 172 with engine 271, 276, 651

BA46.30-P-1006-01R

Bracket, high-pressure line/low-pressure line to oil pan

Nm

10

 Power steering pump

Number

Designation

Model 171 with engine 113

Model 171 with engine 271

BA46.30-P-1014-01D

Bolt, power steering oil line to front axle carrier

Nm

9

9

 Power steering pump

Number

Designation

Model 171 with engine 272

BA46.30-P-1014-01D

Bolt, power steering oil line to front axle carrier

Nm

9

 Power steering pump

Number

Designation

Model 172 with engine 271, 276, 651

BA46.30-P-1015-01R

Bolt, high-pressure line to major assembly carrier

Nm

10

 Frame floor assembly

Number

Designation

Model 171

Model 172

BA61.10-P-1006-01A

Self-locking bolt, front diagonal strut to frame floor or front axle carrier

Nm

60

60