DAF CF65, CF75, CF85 Series . Manual - part 1051

©

 200424

3-1

Removal and installation

TANDEM REAR AXLE 1355T

ΧΦ65/75/85 series

8

7

3. REMOVAL AND INSTALLATION

3.1 REMOVAL AND INSTALLATION, ENTIRE REAR AXLE

Removing the entire rear axle
1.

Block the front wheels using chocks.

2.

Slacken the central bolt of the spring-brake 

cylinder as much as possible.

3.

Apply the parking brake.

4.

Remove the air pipes and wiring.

5.

Remove the prop shaft from the drive flange.

6.

Loosen the shock absorbers on the bottom.

7.

Loosen the control rod of the ALR valve.

8.

Support the vehicle securely with stands 

under the chassis side members.

9.

Remove the axle suspension/guide.

Take precautionary measures to make sure 

that the axle does not tilt during removal of 

the axle suspension/guide.

10. If possible, the entire rear axle with wheels 

should be rolled from under the vehicle.

Installing the entire rear axle
1.

Install the entire rear axle with wheels under 

the vehicle.

2.

Fit the axle suspension/guide.

Make sure that the torque-rod supports are 

fitted so that arrow A on the support points in 

the driving direction.

3.

Fit the control rod of the ALR valve.

Note:

Check the setting of the ALR valve following 

installation of the rear axle.

4.

Fit the shock absorbers (if applicable).

5.

Fit the prop shaft to the drive flange.

6.

Connect the electrical wiring and fit the air 

pipes.

7.

Tighten the central bolt of the spring-brake 

cylinder.

A

A800045

TANDEM REAR AXLE 1355T

3-2

©

 200424

Removal and installation

7

ΧΦ65/75/85 series

8

3.2 REMOVAL AND INSTALLATION, AXLE SHAFTS

Removing axle shafts
1.

Jack up the rear axle and support the axle on 

stands.

2.

Activate the differential lock and install the 

special tool (DAF no. 0694836) at the 

position of the switch.

3.

Drain the hub oil. See "Draining and filling".

4.

Remove the attachment bolts from the hub 

cap and remove the hub cap.

5.

Pull the axle shaft from the wheel hub.

A800046

A800289

©

 200424

3-3

Removal and installation

TANDEM REAR AXLE 1355T

ΧΦ65/75/85 series

8

7

Installing axle shafts
1.

Fit the axle shaft into the wheel hub.

2.

Turn the planet-gear shafts so that the flat 

sides point outward.

3.

Check the O-ring in the hub cap. If 

necessary, replace the O-ring and apply 

silicone grease.

4.

Check the O-ring in the hub cap. If 

necessary, replace the O-ring. Apply silicone 

grease to the O-ring.

5.

Install the spring assembly. Tighten the 

attachment bolts to the specified torque. See 

"Technical data".

6.

Fill the hub with oil. See "Draining and filling".

7.

Remove the special tool from the differential 

lock and fit the switch again.

A800040

A800046

TANDEM REAR AXLE 1355T

3-4

©

 200424

Removal and installation

7

ΧΦ65/75/85 series

8

3.3 REMOVAL AND INSTALLATION, WHEEL HUB

Removing the wheel hub
1.

Jack up the rear axle and support the axle on 

stands.

2.

Remove the wheels.

3.

Release the brakes and remove the brake 

drum.

4.

Mark the hub at the semicircular hole in the 

cover.

5.

Drain the oil. See "Draining and filling".

6.

Remove the hub cap.

7.

Remove the axle shaft.

8.

Remove the attachment nuts and tapered 

spring washers.

Remove the planet-gear set from the hub 

using three jacking screws.

Note:

Make sure that the planet-gear set is put 

down with the circlips facing upward. This 

will prevent the pins from falling out.

9.

Remove the thrust washer from the axle 

journal.

10. Remove the attachment bolts from the 

locking plate and remove the locking plate.

A800290

A800107