DAF LF45, LF55 Series. Manual - part 243

©

 200508

4-5

Removal and installation

ZF S5-42 GEARBOX

ΛΦ45/55 series

3

4

4.4 REMOVING AND INSTALLING GEARBOX FRONT COVER OIL SEAL

Removing gearbox front cover oil seal
1.

Remove the gearbox.

2.

Remove the release mechanism.

3.

Remove the gearbox front cover (3).

4.

Prise the oil seal (2) out of the gearbox front 

cover. Inspect the O-ring. If it is damaged, 

replace the O-ring.

Installing gearbox front cover oil seal
1.

Fit the oil seal using special tool 

(DAF no. 1240498) (1) at the right depth in 

the gearbox front cover (3).

2.

Install the gearbox front cover (3) with the 

O-ring on the gearbox. Tighten the 

attachment bolts to the specified torque. 

See "Technical data".

3.

Fit the release mechanism.

4.

Fit the gearbox.

V301013

2

1

3

3

1

2

ZF S5-42 GEARBOX

4-6

©

 200508

Removal and installation

4

ΛΦ45/55 series

3

4.5 REMOVING AND INSTALLING SELECTOR SHAFT OIL SEAL

Removing selector shaft oil seal
1.

Make a reference marking on the shifting 

arm (12) and the selector finger (6) in relation 

to the selector shaft (7).

2.

Loosen the locking bolt. Take the shifting 

arm (12) and the protective cover (11) off the 

selector shaft.

3.

Remove the spring washer (5). Drive the 

selector shaft (7) out of the selector finger 

and the housing.

4.

Remove the retainer (3) from the housing.

5.

Remove the oil seal (9) and the wiper seal 

(10) from the housing.

6.

Use the special tools (DAF no. 0535790) 

and (DAF no. 0535817) to remove the 

selector shaft bush (8) from the housing (2).

7.

Remove the bleeder (4).

V301014

12

11

10

9

8

7

6

5

4

3

2

1

©

 200508

4-7

Removal and installation

ZF S5-42 GEARBOX

ΛΦ45/55 series

3

4

Installing selector shaft oil seal
1.

Fit the selector shaft bush (8) using the 

special tool (DAF no. 0192545). Heat the 

housing (2), if necessary, in order to facilitate 

assembly.

2.

Lubricate the circumference of the seal (9) 

with a soap solution. Fit the seal with special 

tool (DAF no. 0535659) in the housing, with 

the sealing lip on top.

3.

Fit the wiper seal (10).

4.

Place the special tool (DAF no. 0192546) on 

the selector shaft (7). Fit the selector shaft.

5.

Heat the selector finger (6) to a max. of 

100

″C. Install the selector shaft (7) in the old 

position according to the markings made.

6.

Fit the spring washer (5).

7.

Install the retainer (3). To ease fitting, the 

housing (2) around the bore can be heated to 

120

″C.

8.

Fit the protective cap (11).

9.

Install the shifting arm (12) in the old position 

in accordance with the markings made. 

Tighten the shifting arm locking bolt to the 

specified torque. See "Technical data".

10. Tighten the bleeder (4) to the specified 

torque. See "Technical data".

ZF S5-42 GEARBOX

4-8

©

 200508

Removal and installation

4

ΛΦ45/55 series

3