Dacia SuperNova (engine E7J). Manual - part 67

31

FRONT BEARING ELEMENTS

31 - 9

DISMOUNTING

Lift the vehicle by means of  a two col-

umns elevator.

Dismount :

- the wheel;
- the two attachment screws  M 12 ( B)

of the brake disk assembly on the steering knuckle;

- the brake pads;
- the two sunk screws attaching the

disk on the hub.

BRAKE DISK

The brake disks can be not rectified.

A bigger wear or an important mark on the brake disk braking surfaces impose obligatory its

replacement.

- The minimal accepted thickness : 19 mm
- The maximum accepted axial deviation  0,1 mm on a diameter of F 215.

TIGHTENING MOMENTS (daNm)

steering nuckle

6,5

Disk attachment screw on the hub

2,5

Front wheel steering knuckle nut                 21
Wheel screws

7,5

Before remounting, check:

- the wear of the flexible hose;
- the wear of the brake pads and

replace them if  necessary.

REMOUNTING

Remount :

- the disk on the hub  by means of the two

sunk screws M8 and tighten them to the required
moment;

- the brake disk assembly on the steering

knuckle, tightening the M 12 screws at the
required moment.

Press the brake pedal several times, in  order

to bring the piston in contact with the brake pads.

NOTE :

In case of replacing the brake disk it is ab-
solutely  necessary to replace the brake  pads.

31

FRONT BEARING ELEMENTS

31 - 10

SPECIAL TOOLS

Hub disk extractor

PF600

Ball joint extractor

PF476

DISMOUNTING

Disconnect the battery.
Lift the vehicle by means of an elevator with

two column.

Dismount :

- the wheel
- the brake disk assembly together with

the flexible connection;.

- the transmission gear nut.
- the brake disk assembly by means by

means of the PF 600 extractor.

Continue by dismounting the steering

knuckle, observing the operations sequence:

- dismount the steering ball joint nut;
- depress the steering ball joint by

means of the PF 476 extractor;

- dismount the two screws that attach

the steering knuckle on the shock absorber;

- dismount the attachment screws that

attach the steering ball joint – steering knuckle;

- detach the steering knuckle.

TIGHTENING MOMENTS (daNm)

Wheel attachment screw

7,5

Steering ball joint nut

3,5

Transmission nut                                21
Attachment fork screw on steering knuckle 6,5
The screw nut of the steering knuckle
attachment with the shock absorber leg

7,5

The attachment screw nut of the ball
joint with the steering knuckle

5,5

STEERING KNUCKLE

31

FRONT BEARING ELEMENTS

31 - 11

STEERING KNUCKLE

REMOUNTING

NOTE :

Before remounting check the wear of the bearing.
The bearing shall be replaced when the grease is flown.

Position and press the steering knuckle together with the “ hub – disk “assembly, performing

the operations in the reverse order, after previously having greased the steering knuckle grooves.

31

FRONT BEARING ELEMENTS

31 - 12

STEERING KNUCKLE BEARING (35 x 65 x 35)

DISMOUNTING

Dismount the steering knuckle  (see chapter

“Dismounting steering knuckle)

Remove the safety ring from the interior of

the steering knuckle;

Depress the bi-conical bearing, using a

 F 50 mm

outer diameter rod.

Place the steering rod using a bushing with inner

diameter F 67 mm.

REMOUNTING

Introduce in the steering knuckle the bearing

support washer

Press the bearing in the steering knuckle, by

means of  a    63 mm diameter bushing.

Mount the safety ring in the steering knuckle

NOTE:
The operation shall be performed so that

bushing is not pressed on the bearing
support washer, in order to perform a correct
mounting and not to damage the bearing.

The steering knuckle-bearing assembly

shall be  placed above the hub – disk assembly
and after centering the support washer, press
the bearing on the hub, using a bushing with
the inner diameter of F 36 mm and an exterior
diameter of F 40 mm.

Continue with the mounting of the steering

knuckle assembly on the vehicle (see the
chapter “Remounting steering knuckle”)