Remove/install complete rear axle

AR35.10-D-0010TSR

Remove/install complete rear axle

29.01.2020

Model

907 with rear axle 741

Modification notes

16.08.2019

Work procedure revised

The whole document

Shown on model 907.633 with rear axle 741.412 with code LG7 (LED High Performance headlamps) and without code C83 (Rear axle spring for increased payload)

1

Rear axle

5

Electric line

8

Linkage rod

2

Propeller shaft

6

Spring U-bolt

15

Spring plate

4

Shock absorber

7

Nuts

Shown on model 907 with code CB2 (Air suspension comfort suspension) and without code IT5 (5.0 tons)

6

Spring U-bolt

7

Nuts

15

Spring plate

16

Retaining plate

17

Counterplate

Shown on model 907.633 with code B25 (Electric parking brake)

5

Electrical lines

11

Electrical connectors

13

Bracket

9

Bracket

12

Vent line

14

Brake caliper

10

Brake cables

 Danger

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

Testing and repair work between the wheel and wheel arch or in the wheel well should only be performed if the vehicle is secured using suitable support fixtures to prevent it from lowering.
Adjustment operations should only be performed from underneath the vehicle.
Use only suitable support fixtures to secure the vehicle frame or vehicle axles in order to prevent them from lowering.
If necessary, additionally use suitable support fixtures in order to prevent other moving vehicle parts that are in the working area from lowering, or use suitable retaining devices to prevent these parts from moving suddenly and without warning.
Secure areas with moving vehicle parts against unauthorized access.

AS32.22-Z-0001-01A

 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

 Warning

Risk of injury caused by pinching or crushing when working on springs or spring bodies that are under tension

Use only approved tensioning devices; additionally screen off hazardous area if necessary. Check special tools for damage and proper operation (visual inspection). Wear protective gloves.

AS00.00-Z-0001-01A

 Warning

Risk of injury. Skin or eye injuries may result when handling hot or glowing objects.

Wear protective gloves, protective clothing and safety glasses, if necessary.

AS00.00-Z-0002-01A

 Caution

Risk of injury to skin and eyes due to handling of transmission oil. Health risk caused by swallowing transmission oil

Wear protective gloves, protective clothing and safety glasses.
Do not pour transmission oil into beverage bottles.

AS00.40-Z-0001-01A

Topical note

Information on preventing damage to electronic components due to electrostatic discharge

AH54.00-P-0001-01A

Topical note

Notes on self-locking nuts and bolts

AH00.00-N-0001-01A

Topical note

Notes on threaded connections fastened using a tightening angle-based tightening process

AH00.00-P-0020-01A

 

Remove/install

1

Deactivate air suspension.

Model 907 with rear axle 741
with code CB2 (Comfort air suspension)

Topical note

Notes on air suspension

AH32.22-N-1000-01H

AR32.22-D-6000-02TSR

2

Remove rear wheels.

AR40.10-D-1100TS

3.1

Remove both brake calipers (14).

If rear axle is reused (1) or if only separate parts are replaced.

AR42.10-D-0080TS

 Do not disconnect brake hoses from brake calipers (14). Secure brake calipers (14) at a suitable point outside of working area.

3.2

Remove brake hoses of brake calipers (14).

If rear axle (1) is replaced as a complete part.

AR42.10-D-0023TS

 The brake calipers (14) are included in the complete part of a new rear axle (1).

4

Secure vehicle on vehicle lift.

AR00.60-D-0100-01TS

 Commercially available devices/tools
Tensioning straps

5.1

Remove linkage (8) of level sensor of headlamp range adjustment.

Model 907 with code LG7 (LED High Performance headlamp)

AR82.10-D-0005TS

5.2

Remove linkages of air suspension level sensors.

Model 907 with code CB2 (Air suspension comfort suspension)

AR32.33-D-0009TSR

6

Disconnect electrical connectors (11).

 The number of electrical connectors (11) can vary depending on the vehicle equipment installed. Disconnect the cable tie.

 Installation: Replace cable ties.

7

Pull bleed line (12) out of crossmember.

 Unhook bleed line (12) from holder on body.

8.1

Remove brake cables (10) from brake compensator lever.

Model 907 except code B25 (Electric parking brake)

AR42.20-D-0520-06TS

8.2

Unhook brake cables (10) from holder (9).

Model 907 with code B25 (Electric parking brake)

9

Remove brake cables (10) from crossmember.

 To do so, unclip brake cables (10).

 Sleeve

*906589001400

10

Remove brake cables (10), electric lines (5) and bleed line (12).

 To do so, guide brake cables (10), electric lines (5) and bleed line (12) out of holders (13).

 The number of electric lines (5) and cable ties can vary. Disconnect the cable tie.

 Installation: Replace cable ties.

11

Remove propeller shaft (2) from rear axle differential.

AR41.10-D-0050TS


Secure propeller shaft (2) to body using a suitable wire or rope.
Otherwise, the propeller shaft (2) may be damaged.

12

Remove torsion bar linkages from longitudinal member.

If installed.

 The torsion bar linkages remain on the stabilizer.

 Bolt, torsion bar linkage to longitudinal member

*BA32.35-N-1002-03TS

13

Prop up rear axle (1) using support plate and major assembly support.



000 588 11 62 00 Major assembly mount

WS01.00-P-0092B



000 588 10 62 00 Support plate

WS26.00-P-3309B

 Secure rear axle (1) against falling down using tensioning strap.

 Commercially available devices/tools
Tensioning strap

14

Remove spring U-bolts (6).

 To do so, remove nuts (7) or clamping sleeves and take off spring U-bolts (6) together with spring plates (15).

 Model 907 with code CB2 (Air suspension comfort suspension)
When removing nuts (7), hold backing plate (17).

 Model 907 except code C83 (Rear axle spring for increased payload) except code CB2 (Air suspension comfort suspension)Nut, spring U-bolt for rear axle spring to rear axle

*BA32.20-N-1005-03A

 Model 907 with code CB2 (Air suspension comfort suspension) except code C83 (Rear axle spring for increased payload)Nut, spring U-bolt for rear axle spring to rear axle

*BA32.20-N-1007-03A

 Model 907.1/2 with code C83 (Rear axle spring for increased payload) model 907.6/7/8 with code C83 (Rear axle spring for increased payload) except code IT5 (5.0 tons)Nut/clamping sleeve, spring U-bolt for rear axle spring to rear axle

*BA32.21-N-1004-01A

15

Remove retaining plates (16).

Model 907 with code CB2 (Air suspension comfort suspension)

16

Remove both shock absorbers (4) from rear axle (1).

AR32.25-D-0110TS

17

Remove rear axle (1).

18

Convert detachable parts.

If rear axle (1) is replaced.


Mark both rpm sensors at rear.
This prevents a mix up.

 The electric line on the right rear rpm sensor is marked at the factory with a white closing strap.

ABS sensor grease

*BR00.45-Z-1019-06A



Check

19

Check rear axle differential for leak tightness.

Notes on evaluating leakages

AH00.00-N-0011-01A

If the rear axle differential is leaky,



perform suitable measures to rectify the leak.

 After obtaining special order.

20

Install in the reverse order.



Check

21

Check oil level in rear axle differential.



Rear axle - oil change

AP35.00-D-3501TSR

If the oil level in the rear axle differential is not correct.



Correct oil level.

22

Adjust parking brake.

Model 907 except code B25 (Electric parking brake)

AR42.20-D-0540TS

 Rear-axle steel suspension

Number

Designation

Model 907.1/2
except code CB2 (Comfort air suspension)

Model 907.6/7/8
except code CB2 (Comfort air suspension)

BA32.20-N-1005-03A

Nut, spring U-bolt for rear axle spring to rear axle

M14x1.5

Stage 1

Nm

140

140

Stage 2

°

180

180

Stage 3

°

180

180

 Rear-axle steel suspension

Number

Designation

Model 907
with code CB2 (Comfort air suspension)

BA32.20-N-1007-03A

Nut, spring U-bolt for rear axle spring to rear axle

Stage 1

Nm

180

Stage 2

°

180

 Rear axle spring

Number

Designation

Model 907.1/2 with code C83

Model 907.6/7/8 with code C83

BA32.21-N-1004-01A

Nut/clamping sleeve, spring U-bolt for rear axle spring to rear axle

M12x1.5

Stage 1

Nm

100

100

Stage 2

°

90

90

M14x1.5

Stage 1

Nm

-

-

Stage 2

°

-

-

 Rear axle stabilizer bar

Number

Designation

Model 907 except code IT5

Model 907 with code IT5

BA32.35-N-1002-03TS

Bolt, torsion bar linkage to longitudinal member

Stage 1

Nm

109

109

Stage 2

°

-

-

Repair materials

Number

Designation

Order number

BR00.45-Z-1019-06A

ABS sensor grease

A 000 989 62 51 10