Removing and installing rear axle spring actuator

AR32.31-P-0620A

Removing and installing rear axle spring actuator

22.3.95



Removing, installing

Danger!

Risk of injury to skin or eyes due to hydraulic fluid spraying out under high pressure. Risk of poisoning due to consuming hydraulic fluid.

Before starting work on the hydraulic system, depressurize the system. Wear protective clothing and safety glasses.

AS00.00-Z-0013-01A

1

Empty pressure oil system at rear axle

 Installation: Fill pressure oil system at front and rear axle

AR32.31-P-0630A

2

Loosen left cross brace (69) on vehicle floor.

 When removing the left spring actuator

Bolt (69b)

*BA61.10-P-1001-01A

3

Detach exhaust system from the mounts on the vehicle floor and secure with a hook to prevent it from tipping over

When removing the left spring actuator

4

Disconnect pressure lines (S1, P4) at spring actuator (4)



*BA32.31-P-1001-05A



*116589001700

5

Unscrew nuts (4f) on spring actuator (4)



*BA32.31-P-1002-05A

6

Remove spare wheel

Remove the spring actuator through the trunk

7

Install in reverse order

 Installation:

Replace self-locking nuts and bolts

Danger!

Risk of injury from drilling gas-filled units or components (gas fill is not inflammable)

Wear safety glasses and safety mask

AS00.00-Z-0006-01A

8

Dispose of spring actuator

Model 129 with code 216c
Models 140, 210 with code 217a, 480
Model 202 with code 480

OS32.30-P-0620-01A

Number

Designation

Model 129 with electronic level control / ADS II

BA32.31-P-1001-05A

Pressure line of level control/ADS to spring actuator (reference value)

M101

Nm

14

M161.5

Nm

30

BA32.31-P-1002-05A

Nut for attaching spring actuator to bracket

Nm

10

Number

Designation

Model 129

BA61.10-P-1001-01A

Self-locking bolt of rear cross brace to frame floor

Nm

120