Remove/install front axle

AR33.10-A-0100LA

Remove/install front axle

15.1.10

 

Remove/install

 Danger!

Danger to life from lowering vehicle when working between wheels and body. Risk of injury by pinching or crushing when working on the air suspension.

Do not work between wheels and wheel wells or in wheel box.

Only carry out check and adjustment operations from underneath the vehicle.

Secure areas with moving vehicle parts against unauthorized access.

AS32.22-Z-0001-01A

 Installation

Replace self-locking nuts and bolts.

1

Remove wheels

AR40.10-A-1100LA

2

Support vehicle frame

3

Raise rear axle approx. 5 cm and support

4

Detach linkage (9) from front axle (1)

5

Pull lever (10) downwards

 The air spring bellows (2) are deflated as a result.

6

Remove air spring bellows (2)

AR32.22-A-2003LA

7

Remove drag link (11) at pitman arm (12)

 See Remove/install drag link.

AR46.40-A-0100LA

8

Remove compressed air hoses (4) from diaphragm cylinders (5)

 Seal openings with plugs.

 Installation: Replace sealing rings.

9

Detach dampers (7) on air bellows supports (6)



*BA32.25-N-1002-01F

10

Remove trailing arms (3)



*BA33.15-N-1001-01F



*BA33.15-N-1002-01F

11

Remove diagonal control arms (8)



*BA33.15-N-1004-01F



*BA33.15-N-1005-01F

12

Remove front axle (1)

13

Remove air bellows supports (6)

Only if the front axle (1) is exchanged.



*BA32.22-N-1002-03G

14

Install in the reverse order

15

Check steering locks, adjust if necessary

AR46.20-A-0510LA

 Danger!

Risk of accident caused by vehicle starting off by itself when engine is running. Risk of injury caused by contusions and burns during starting procedure or when working near the engine as it is running

Secure vehicle to prevent it from moving by itself.
Wear closed and snug-fitting work clothes.
Do not touch hot or rotating parts.

AS00.00-Z-0005-01A

16

Start engine and fill compressed-air system up to the cutoff pressure

17

Turn off engine

18

Check tire inflation pressure, correct if necessary



AP40.15-A-4060LA

19

Check vehicle level, adjust if necessary

AR32.22-A-7000LA

Number

Designation

Model 390.053/054

BA32.22-N-1002-03G

Bolt, air bellows support to front axle

Nm

490

Number

Designation

Model
390.053
with front axle 732.240/241

Model
390.054
with front axle 732.240/241

BA32.25-N-1002-01F

Nut, lower shock absorber to air bellows support

Nm

300

300

Number

Designation

Front axle 732.241
in model 390.053/054

BA33.15-N-1001-01F

Bolt, trailing arm bearing to frame

Nm

300

BA33.15-N-1002-01F

Bolt, trailing arm bearing to air bellows support

Nm

300

BA33.15-N-1004-01F

Bolt, diagonal link bearing to frame

Nm

335

BA33.15-N-1005-01F

Bolt, diagonal link bearing to bearing bracket

Nm

335