ar3222d7000b

Check and adjust vehicle level

Type ar · topic 32.22 · version 0101 · 2006-07-26

Applies to: MODEL 670.### ## as of 060080 up to 071157 with CODE (CE3) Air suspension at front and rear Paul air suspension without electronic level adjustment (ENR)

Where it sits

Function group 2 Chassis › 32 Suspension › 32.22 Air suspension — Series 670

EinPAS 20 Chassis › 20.16 Suspension › 20.16.1 Basic information — Series 670

AR32.22-D-7000B

Check and adjust vehicle level

16.12.97

MODEL 670.### ## as of 060080 up to 071157 with CODE (CE3) Air suspension at front and rear
Paul air suspension without electronic level adjustment (ENR)

Check and adjust vehicle level

D32.22-0025-09

1 Actuator rod

2 Operating lever

5 Spacer block

41.01 Level-control valve

3 Actuator rod

4 Operating lever

Inspect

1

Measure length of actuator rod (1)

In the event of deviations from the specified dimensions, adjust the length of the actuator rod (1) (step 3 to 5).

*BE40.20-N-1001-02B

2

Measure the distance between the upper edge of the axle tube and lower edge of the longitudinal frame member on the right and left side of the vehicle

In the event of deviations from the specified dimensions, adjust the level (steps 6 to 17).

*BE40.20-N-1001-03A

Adjusting

3

Unscrew actuating rod (1) from the operating lever (2)

4

Adjust the length of the actuator rod (1) and fix in position by carefully tightening the lock nuts

*BE40.20-N-1001-02B

5

Tighten the actuator rod (1)

This completes the adjustment for the front axle.

6

Unscrew actuator rod (3) from the operating lever (4)

7

Move the frame into its highest position by operating the operating lever (4)

8

Insert spacer blocks (5) on the right and left between the axle tube and longitudinal frame member

Spacer pad for level control

670 with code CE3 (front and rear air suspension)

WF58.50-N-3222-01B

9

Lower the frame onto the spacer blocks (5) by operating the operating lever (4)

Ensure that the frame contacts both spacer blocks evenly.

10

Pin together level-control valves (41.01) in the zero position

For this purpose, plug a 4 mm pin punch into the top bore in the shaft and align between the two lugs (arrow).

*WH58.30-Z-1008-14A

11

Adjust the length of the actuator rods (3) so that they can be installed with zero clearance

12

Tighten actuator rods (3)

13

Fix the length of the actuator rods (3) by carefully tightening the jam nuts

14

Jack up the rear of the vehicle until it is possible to remove the spacer blocks (5)

Secure vehicle to prevent it rolling.

15

Remove spacer blocks (5)

16

Check vehicle level again

Test values for vehicle level at front axle

Number

Designation

Model 670 with code CE3

BE40.20-N-1001-02B

Adjusting length of actuator rod

mm

1301

Test values for vehicle level at rear axle

Number

Designation

Model
670 with code CE3

BE40.20-N-1001-03A

Distance between the axle tube and lower edge of frame

mm

822,5

Commercially available tools

Number

Designation

WH58.30-Z-1008-14A

Pin punch, 4 mm dia.

Referenced documents