Remove/install rotary shaft seal in drive flange

AR27.40-T-0205A

Remove/install rotary shaft seal in drive flange

2.3.12



Remove

Danger!

Risk of injury to skin and eyes when handling hot or glowing objects

Wear protective gloves, protective clothing and if necessary protective glasses.

AS00.00-Z-0002-01A

1

Remove locking plate (10) with hammer and chisel.

2

Unscrew hexagon bolts (2) and remove thrust washer (3).

 Secure output flange (4) against twisting using a suitable retainer wrench.



*717589003100

3

Attach puller and pull output flange (4) off output shaft.



*035589013300

4

Lever radial shaft seal (5) out of output shaft housing cover using a screwdriver.



Install

5

Push radial shaft seal (5) onto attachment

 Coat radial shaft seal (5) with sliding compound (e.g. rinse concentrate) prior to installation.

Cap,

Firma ZF-Friedrichshafen AG D-88046 Friedrichshafen

6

Drive radial shaft seal (5) with attachment into output shaft housing cover until it makes full axial contact.

 Installed dimension (A) of radial shaft seal:
Axial distance between end face of tapered roller bearing inner race and outside end face of radial shaft seal (5).

Pack space between sealing lip and dust lip with grease.

*BE27.40-N-1001-01A

Cap,

Firma ZF-Friedrichshafen AG D-88046 Friedrichshafen

*BR00.45-Z-1015-06A

7

Heat up output flange (4) and push onto output shaft.

 Heat output flange (4) to approx. 100 °C - 110 °C.

Do not heat output flange (4) above 110 °C to prevent damaging the radial shaft seal (5).

8

Install hexagon bolts (2) with thrust washer (3).

 Secure output flange (4) against twisting using a suitable retainer wrench.

Replace hexagon bolts (2)

Coat thrust washer (3) with sealing compound.



*BA27.40-N-1001-01E



*717589003100

*BR00.45-Z-1092-02A

9

Drive locking plate (1) onto hexagon bolts (2) using a drift.

 Replace locking plate (1).



*363589066300

Number

Designation

Transmission 721.103/104/141

Transmission
721.108

BE27.40-N-1001-01A

Dimension"A"

Axial distance between end face of tapered roller bearing inner race and outside end face of radial shaft seal

mm

14...15

14...15

Fig. see

AR27.40-T-0205A

AR27.40-T-0205A

Number

Designation

Transmission
721.109

Transmission 721.151/ 181/182

BE27.40-N-1001-01A

Dimension"A"

Axial distance between end face of tapered roller bearing inner race and outside end face of radial shaft seal

mm

14...15

14...15

Fig. see

AR27.40-T-0205A

AR27.40-T-0205A

Number

Designation

Transmission 721.913/914/
915/ 916/ 917

BE27.40-N-1001-01A

Dimension"A"

Axial distance between end face of tapered roller bearing inner race and outside end face of radial shaft seal

mm

14 - 15

Fig. see

AR27.40-T-0205A

Number

Designation

Transmis-sion 721.103/
104/141

Transmis-sion 721.108

Transmis-sion 721.109

Transmis-sion 721.151/
181/182

Transmis-sion 721.913/ 914/ 915/ 916/ 917

BA27.40-N-1001-01E

Bolt, output flange to input shaft

NM

60

60

60

60

60

Number

Designation

Order number

BR00.45-Z-1092-02A

Adhesive kit, body, 2-component adhesive

A 009 989 36 71

BR00.45-Z-1015-06A

Vaseline

Karl Käppler GmbH & Co. KG Liebknechtstr. 48
70565 Stuttgart
Germany
Tel. +49 711 7868-481
Fax +49 711 7868-489
www.karl-kaeppler.de