Check front axle alignment

AR40.20-B-0100TA

Check front axle alignment

03.07.2019

Model

958.0/1

Model

958.2

Model

958.4

Modification notes

18.06.2019

Camber

BE40.20-B-1001-11G

18.06.2019

Kingpin inclination

BE40.20-B-1002-11G

18.06.2019

Caster

BE40.20-B-1003-11G

18.06.2019

Wheel alignment

BE40.20-B-1004-11G

25.06.2019

Camber

BE40.20-B-1001-11G

25.06.2019

Kingpin inclination

BE40.20-B-1002-11G

25.06.2019

Caster

BE40.20-B-1003-11G

25.06.2019

Wheel alignment

BE40.20-B-1004-11G

01.07.2019

Camber

BE40.20-B-1001-11G

1

Preconditions to measure the running gear alignment

.

AR40.20-B-0050TA

 Start measuring the alignment on the LH side of the vehicle.

2

Print an axle measurement form



.

OF40.20-B-3000-01A

 Record the measured values ​​achieved on the following work steps on the form.

3

Measure the convergence

.

AR40.20-B-0323-01TA



.

OF40.20-B-3000-01A

 The measurements must be taken with the vehicle unloaded.

.Wheel alignment

*BE40.20-B-1004-11G

 .Lock nut of track rod ball joints

*BA46.40-B-1001-06B

 .Track rod terminal clamp

*BA46.40-B-1002-06B

If the nominal value is not achieved:



Adjusting the gauge.

Adjust toe
.

AR40.20-B-0510-01TA

4

Measure the camber

.

AR40.20-B-0322-08TA

 The measurements must be taken with the vehicle unloaded.

 Camber results from the construction, and cannot be adjusted. If necessary, check the components.
Measuring gage
Running gear measuring device

.Camber

*BE40.20-B-1001-11G

5

Check the caster; adjust if necessary

.

AR40.20-B-0322-09TA

.

AR40.20-B-0322-07TA

 The measurements must be taken with the vehicle unloaded.

 At the front axles with air suspension, the caster is constructively determined and cannot be adjusted.
Running gear measuring device

 Vehicles 958.0/1Front axle spring clamp

*BA32.20-B-1001-01E

 Vehicles 958.0/1Front spring in the front and rear support

*BA32.20-B-1002-01E

 Vehicles 958.2/4Front axle spring clamp

*BA32.20-B-1001-01D

 Vehicles 958.2/4Front spring in the front and rear support

*BA32.20-B-1002-01D

.Caster

*BE40.20-B-1003-11G

6

Measure the kingpin slope

Measure steering axis inclination
.

AR40.20-B-0340-01TA

 The measurements must be taken with the vehicle unloaded.

 The kingpin slope is constructively determined and cannot be adjusted; if necessary, check the components.
Running gear measuring device

.Kingpin inclination

*BE40.20-B-1002-11G

7

Measure the lateral displacement of the axle

.

AR40.20-B-0370-01TA

.

AR40.20-B-0370-01TB

.Allowed side displacement of the front axle and rear axle

*BE40.20-B-1002-19B

In case the values are out of tolerance:



Measuring the vehicle chassis with the chassis measurement template.

.

AR31.30-B-0040TA

With the string device

Aligning vehicle frame with cord assembly
.

AR31.30-B-0045TA

8

Check the axles parallelism deviation

Approximate mechanical measurement

AR40.20-B-0200-06TC

Optical measurement

AR40.20-B-0200-06TB

.

AR31.30-B-0045TA

.Axles parallelism

*BE40.20-B-1004-19B

.Axles allowed inclination

*BE40.20-B-1005-19B

In case the values are out of tolerance:



Measuring the vehicle chassis with the chassis measurement template.

Measuring vehicle frame using frame measuring gages
.

AR31.30-B-0040TA

With the string device

Aligning vehicle frame with cord assembly
.

AR31.30-B-0045TA

9

Check the straight-line position of the front wheels, adjust

.

AR40.20-B-0100-02TA

Steering geometry

Number

Designation

Vehicles 934.2, 938.1, 958.2/4 with front axle 739.392

Vehicles 958.184/186 with front axle 733.861

BE40.20-B-1001-11G

Camber

left hand side

°

0° 30' (30')

1° (30')

right hand side

°

0° 30' (30')

1° (30')

Steering geometry

Number

Designation

Vehicles 958.20/43 4X2 with front axle 739.390

Vehicles 958.25/44/46 6X2 with front axle 739.390

BE40.20-B-1001-11G

Camber

left hand side

°

0° 30' (30')

0° 30' (30')

right hand side

°

0° 30' (30')

0° 30' (30')

Steering geometry

Number

Designation

Vehicles 958.45 6X4 with front axle 739.390

Vehicles 958.260/264 6X4 with front axle 739.391

BE40.20-B-1001-11G

Camber

left hand side

°

0° 30' (30')

1° (30')

right hand side

°

0°15' (30')

1° (30')

Steering geometry

Number

Designation

Vehicle 958.472 6X4 with front axle 739.412

Vehicles 958.471/472/478 6X4 with front axle 739.391

BE40.20-B-1001-11G

Camber

left hand side

°

1° (30')

1° (30')

right hand side

°

1° (30')

1° (30')

Steering geometry

Number

Designation

Vehicles 958.03/07/09 with front axle 733.894/895

BE40.20-B-1001-11G

Camber

left hand side

°

1° (30')

right hand side

°

1° (30')

Steering geometry

Number

Designation

Vehicles 934.2, 938.1, 958.2/4 with front axle 739.392

Vehicles 958.184/186 with front axle 733.861

BE40.20-B-1002-11G

Kingpin inclination

left hand side

°

5° (30')

9°30' (30')

right hand side

°

5° (30')

9°30' (30')

Steering geometry

Number

Designation

Vehicles 958.20/43 4X2 with front axle 739.390

Vehicles 958.25/44/46 6X2 with front axle 739.390

BE40.20-B-1002-11G

Kingpin inclination

left hand side

°

7°15' (+15')

7°15' (+15')

right hand side

°

7°45' (+15')

7°45' (+15')

Steering geometry

Number

Designation

Vehicles 958.45 6X4 with front axle 739.390

Vehicles 958.260/264 6X4 with front axle 739.391

BE40.20-B-1002-11G

Kingpin inclination

left hand side

°

7°15' (+15')

5° (30')

right hand side

°

7°45' (+15')

5° (30')

Steering geometry

Number

Designation

Vehicle 958.472 6X4 with front axle 739.412

Vehicles 958.471/472/478 6X4 with front axle 739.391

BE40.20-B-1002-11G

Kingpin inclination

left hand side

°

5° (30')

5° (30')

right hand side

°

5° (30')

5° (30')

Steering geometry

Number

Designation

Vehicles 958.03/07/09 with front axle 733.894/895

BE40.20-B-1002-11G

Kingpin inclination

left hand side

°

9°30' (30')

right hand side

°

9°30' (30')

Front axle/rear axle adjustments

Number

Designation

Vehicles 934.241/251, 958.0/1, 958.2/4

BE40.20-B-1002-19B

Allowed side displacement of the front axle and rear axle

between the axle and the chassis center

mm

5

between the front axle and rear axle

mm

10

Steering geometry

Number

Designation

Vehicles 934.2, 938.1, 958.2/4 with front axle 739.392

Vehicles 958.184/186 with front axle 733.861

BE40.20-B-1003-11G

Caster

°

1,30° (30')

1,30° (30')

Steering geometry

Number

Designation

Vehicles 958.20/43 4X2 with front axle 739.390

Vehicles 958.25/44/46 6X2 with front axle 739.390

BE40.20-B-1003-11G

Caster

°

2°28' (30')

1,30° (30')

Steering geometry

Number

Designation

Vehicles 958.45 6X4 with front axle 739.390

Vehicles 958.260/264 6X4 with front axle 739.391

BE40.20-B-1003-11G

Caster

°

1,30° (30')

2° (30')

Steering geometry

Number

Designation

Vehicle 958.472 6X4 with front axle 739.412

Vehicles 958.471/472/478 6X4 with front axle 739.391

BE40.20-B-1003-11G

Caster

°

1,30° (30')

1,30° (30')

Steering geometry

Number

Designation

Vehicles 958.03/07/09 with front axle 733.894/895

BE40.20-B-1003-11G

Caster

°

1,30° (30')

Steering geometry

Number

Designation

Vehicles 934.2, 938.1, 958.2/4 with front axle 739.392

Vehicles 958.184/186 with front axle 733.861

BE40.20-B-1004-11G

Wheel alignment

mm

1,00 (0,5)

1,00 (0,5)

Steering geometry

Number

Designation

Vehicles 958.20/43 4X2 with front axle 739.390

Vehicles 958.25/44/46 6X2 with front axle 739.390

BE40.20-B-1004-11G

Wheel alignment

mm

1,00 (0,5)

1,00 (0,5)

Steering geometry

Number

Designation

Vehicles 958.45 6X4 with front axle 739.390

Vehicles 958.260/264 6X4 with front axle 739.391

BE40.20-B-1004-11G

Wheel alignment

mm

1,00 (0,5)

1,00 (0,5)

Steering geometry

Number

Designation

Vehicle 958.472 6X4 with front axle 739.412

Vehicles 958.471/472/478 6X4 with front axle 739.391

BE40.20-B-1004-11G

Wheel alignment

mm

1,00 (0,5)

1,00 (0,5)

Steering geometry

Number

Designation

Vehicles 958.03/07/09 with front axle 733.894/895

BE40.20-B-1004-11G

Wheel alignment

mm

1,00 (0,5)

Front axle/rear axle adjustments

Number

Designation

Vehicles 934.241/251, 958.0/1, 958.2/4

BE40.20-B-1004-19B

Axles parallelism

between the front axle and rear axle

graus

0°15'

between the rear axles

graus

0°15'

Between the front axles

graus

0°15'

Front axle/rear axle adjustments

Number

Designation

Vehicles 934.241/251, 958.0/1, 958.2/4

BE40.20-B-1005-19B

Axles allowed inclination

°

0°15'

 Metallic suspension on the front axle

Number

Designation

Model 958.2/4 with front axle 739.390/391

BA32.20-B-1001-01D

Front axle spring clamp

M20x1.5

Nm

500

 Metallic suspension on the front axle

Number

Designation

Type 958.0/1 with front axle 733.0, 733.894/895

BA32.20-B-1001-01E

Front axle spring clamp

M16x15

Nm

200

New clamps

M18x1.5

Nm

350

Maintenance - retightening

Nm

280

 Metallic suspension on the front axle

Number

Designation

Model 958.2/4 with front axle 739.390/391

BA32.20-B-1002-01D

Front spring in the front and rear support

Nm

750

 Metallic suspension on the front axle

Number

Designation

Type 958.0/1 with front axle 733.0, 733.894/895

BA32.20-B-1002-01E

Front spring in the front and rear support

M18x1.5

Nm

380

 Steering bar

Number

Designation

Model 958.0/1/2/4

BA46.40-B-1001-06B

Lock nut of track rod ball joints

M14x1.5

Nm

100

M18x1.5

Nm

170...185

M20x1.5

Nm

235...250

M24x1.5

Nm

280...300

M27x1.5

Nm

360

 Steering bar

Number

Designation

Model 958.0/1/2/4

BA46.40-B-1002-06B

Track rod terminal clamp

M10x1- steel 8.8

Nm

50

M12x1.5 - DIN 960

Nm

80...85

M12x1.5 - MBN10105

Nm

105...110

M14x1.5

Nm

160...180