DAF LF45, LF55 Series. Manual - part 473

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Removal and installation

BRAKE SYSTEM AND COMPONENTS

ΛΦ45/55 series

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4

3.22 REMOVING AND INSTALLING RUBBER BEARING BUSH OF BRAKE 

CALLIPER, KNORR SN7000 VERSION

Removing Knorr SN7000 rubber bearing bush
1.

Remove the brake calliper.

2.

Remove the guide bush.

3.

Clean the bearing bush and the bearing bush 

bore.

4.

Assemble the press-out tool from the special 

tool set (DAF no. 1329495) by means of 

parts T22, T6, T20, T21 and a washer (1).

5.

Using the press-out tool (1), push the 

bearing bush out of the brake calliper by 

retaining T22 and screwing T20 in.

R600763

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T21

T20

T6

T22

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R600729

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Removal and installation

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Fitting Knorr SN7000 rubber bearing bush
1.

Clean the bearing bore in the brake calliper 

and, if necessary, protect the surface against 

corrosion by means of zinc spray.

2.

Assemble the press-in tool from the special 

tool set (DAF no. 1329495) by means of 

parts T22, T19, T20, T18 and a washer (1).

3.

Fit the rubber bearing bush (2) on the press-

in tool (1) and push the bearing bush into the 

brake calliper. Hand-tighten T22. Make sure 

that the press-in tool is vertical on the contact 

surface (A) of the brake calliper by adjusting 

the small Allen screw (3).

4.

Push the rubber bearing bush in using T20 

and retain T22 with a spanner. Tighten T20 

to the specified torque. See "Technical data". 

If the required tightening torque is higher or 

lower than the specified value, the brake 

calliper must be replaced.

5.

Check that the metal outer ring of the bearing 

bush is secure in the brake calliper.

6.

Apply lubricating grease in the bearing bush. 

See "Technical data".

7.

Fit the guide bush.

8.

Fit the brake calliper.

R600762

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T18

T20

T19

T22

R600764

A

3

1

2

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3-45

Removal and installation

BRAKE SYSTEM AND COMPONENTS

ΛΦ45/55 series

6

4

3.23 REMOVING AND INSTALLING BELLOWS OF BRASS BEARING BUSH OF 

BRAKE CALLIPER, KNORR SB7000 VERSION

Removing bellows of brass bearing bush
1.

Remove the brake calliper.

2.

Remove washer (1).

3.

Remove the guide bush (2).

4.

Remove the bellows (3).

Fitting the bellows of the guide bush
1.

Clean the brass bearing bush (4) in the brake 

calliper.

2.

Check the brass bearing bush for damage 

and dirt.

3.

Place a new bellows (3) in the sleeve (5) of 

the special tool set (DAF no. 1329494).

4.

Place the special tool and bellows in the 

bore of the brake calliper. Hand-tighten the 

press (6).

5.

Push the bellows into the brake calliper by 

turning the press bolt clockwise. Remove the 

press.

2

3

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R600723

5

3

4

5

3

6

R600724

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Removal and installation

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6.

Check the bellows fastening by pulling it 

outwards by hand. Damage is not permitted.

7.

Apply lubricating grease to the brass bearing 

bush and guide bush. See "Technical data".

8.

Install the guide bush (2).

9.

Install the washer (1).

10. Check that the guide bush moves freely in 

the brake calliper.

11. Fit the brake calliper.

R600725

2

3

1

R600723