DAF CF65, CF75, CF85 Series . Manual - part 1198

©

 200423

3-31

Inspection and adjustment

EXPLANATORY NOTES ON THE MAINTENANCE ACTIVITIES

ΧΦ85 series

5

3.33 CHECKING THE OPERATION OF THE DIFFERENTIAL LOCK

1.

Jack up the rear axle and support the axle on 
stands.

2.

Bring the air system to operating pressure.

3.

Engage the differential lock. The warning 
indicator should now be active.

4.

Check that there is a "rigid" connection 
between the driven wheels.

5.

Disengage the differential lock. The warning 
light should now go out and the "rigid" 
connection between the driven wheels 
should be broken.

EXPLANATORY NOTES ON THE MAINTENANCE ACTIVITIES

3-32

©

 200423

Inspection and adjustment

5

ΧΦ85 series

3.34 CHECKING THE DRIVE SHAFT PLAY

1.

Check the universal joints and suspension 
bearing for play and damage.

2.

Check the sliding joint for axial and radial 
play.

3.

There must be no clearly perceptible play on 
the universal joints, suspension bearing and 
the sliding joint.

M3032

M3019

M3020

©

 200423

3-33

Inspection and adjustment

EXPLANATORY NOTES ON THE MAINTENANCE ACTIVITIES

ΧΦ85 series

5

3.35 INSPECTING THE FIFTH WHEEL

1.

Check the attachment of the fifth wheel.

2.

Check the play of the closing gear of the fifth 
wheel.

Note:
For maximum play values, consult the 
manufacturer's instructions or the legal 
requirements.

3.

In the case of fifth wheels with a plastic 
sliding plate (1), check for wear. The plastic 
sliding plate (1) must not lie flush with the top 
of the attachment bolts.

V300372

1

2

EXPLANATORY NOTES ON THE MAINTENANCE ACTIVITIES

3-34

©

 200423

Inspection and adjustment

5

ΧΦ85 series

3.36 CHECKING THE TRAILER COUPLING

1.

Check the vertical play of the arched pin.

2.

Check the radial play of the arched pin.

3.

Check the vertical and horizontal play of the 
coupling jaw.

4.

Check the diameter of the arched pin.

5.

Check the attachment of the trailer coupling 
and the rear cross member.

Note:
For maximum play values, consult the 
manufacturer’s instructions or the specified 
legal requirements.

M9002

M9001

M9004