DAF CF65, CF75, CF85 Series . Manual — part 1073

©

200424

2-1

Inspection and adjustment

09N044 LEADING REAR AXLE (FTP VEHICLE)

ΧΦ65/75/85 series

8

10

2. INSPECTION AND ADJUSTMENT

2.1 INSPECTION AND ADJUSTMENT, WHEEL BEARING PLAY, 09N044

LEADING REAR AXLE

Checking the wheel bearing play
1.

Remove the hub cap using special tool

(DAF no. 1329498).

2.

Lift the leading rear axle and support it

properly.

3.

Release the brakes.

4.

Fit a dial gauge; let the stylus rest against the

axle journal.

5.

Push and pull on the wheel. Read the value

off the gauge. Compare this reading to the

specified value. See "Technical data". If the

reading falls outside the tolerance range, the

wheel bearing play should be re-adjusted.

6.

Fit the hub cap. Tighten the hub cap to the

specified torque using the special tool

(DAF no. 1329498), see "Technical data"'.

7.

Adjust the brakes.

Adjusting the wheel bearing play
1.

Remove the hub cap (4) using special tool

(DAF no. 1329498).

2.

Lift the leading rear axle.

3.

Release the brakes.

4.

Remove the split pin (3) from the hub nut (2).

5.

Tighten the hub nut to the specified

tightening torque, see "Technical data". Turn

the wheel at least 5 revolutions in anti-

clockwise direction and then 5 revolutions in

clockwise direction when fixing the hub nut.

6.

Check that the wheel rotates smoothly.

7.

Turn back the hub nut until the split pin can

be fitted. Fit a new split pin.

S7 00 635

S7 00 657

1

2

3

4

09N044 LEADING REAR AXLE (FTP VEHICLE)

2-2

©

200424

Inspection and adjustment

10

ΧΦ65/75/85 series

8

Note:

There are 2 split pin holes in the axle journal.

Select the split pin hole where the hub nut needs

to be turned back the smallest distance.

8.

Check the wheel bearing play. Check the

bearings for wear if the wheel bearing play

remains too large after adjustment.

9.

Fit the hub cap. Tighten the hub cap to the

specified torque using the special tool

(DAF no. 1329498), see "Technical data"'.

10. Adjust the brakes.

2.2 CHECKING THE HUB AND WHEEL BEARINGS

1.

Inspect the bearings for damage at the

following points:

-

the roller bearing race,

-

the bearing cage,

-

the raceways of the inner and outer

race.

If damage is found, the entire bearing (inner

race/bearing cage and outer race) should be

replaced.

2.

If the outer race of the bearing is loose in the

hub or has turned in the hub, the hub should

be replaced.

3.

Check the axle journal screw thread, the

bearing surfaces of the inner bearing races

and the running surface of the seal for

damage.

©

200424

3-1

Removal and installation

09N044 LEADING REAR AXLE (FTP VEHICLE)

ΧΦ65/75/85 series

8

10

3. REMOVAL AND INSTALLATION

3.1 REMOVAL AND INSTALLATION, WHEEL HUB

Removing the wheel hub
1.

Remove the hub cap (5) using special tool

(DAF no. 1329498).

2.

Lift the leading rear axle and support it

properly.

3.

Remove the split pin (4) and the hub nut (3).

4.

Remove the outer wheel bearing (2).

5.

Remove the hub (1) with the wheel.

Installing the wheel hub
1.

Remove the grease from the hub (1).

2.

Clean the bearings and liberally re-grease

the outer bearing races and bearing cages.

3.

Lubricate the space between the wheel

bearings with new grease.

4.

Install the hub with the wheel.

5.

Fit the outer wheel bearing (2).

6.

Fit the hub nut (5).

7.

Adjust the wheel bearing play, see chapter

"Inspection and adjustment".

8.

Fit a new split pin (4).

9.

Lower the leading rear axle.

10. Fit the hub cap (5) using special tool

(DAF no. 1329894). Tighten the hub cap to

the specified torque, see "Technical data".

11. Adjust the brakes.

A8 00 430

1

2

3 4

5

09N044 LEADING REAR AXLE (FTP VEHICLE)

3-2

©

200424

Removal and installation

10

ΧΦ65/75/85 series

8

3.2 REMOVAL AND INSTALLATION, HUB SEAL

Removing the hub seal
1.

Remove the wheel hub from the axle journal.

2.

Drill two small holes into the seal and screw

the special tool (B) (DAF no. 0484899) into

the seal. Pull the oil seal from the wheel hub

using the special tool (A)

(DAF no. 0694928).

Installing the hub seal
1.

Check the seal chamber for damage.

2.

Use the special tool (DAF no. 1329497) to

install the seal. Press the seal into the hub.

3.

Apply a little grease to the lips of the seal.

4.

Install the wheel hub on the axle journal.

A

B

A8 00 432