Remove/install rubber mounts of transverse control arms

AR33.20-P-0400MCC

Remove/install rubber mounts of transverse control arms

2.12.11



Removing

1

Remove left or right transverse control arm on front axle (1)

Model 450.3/4 up to 7.1.01

AR33.20-P-1452SN

Model 450.3/4 as of 8.1.01

AR33.20-P-1452SM

Model 451.3/4

AR33.20-P-1452MCC

Model 452.3/4

AR33.20-P-1452RR



Disassemble

2

Position threaded rod (3.1) with thrust piece (3.2) from outside up against the rubber mount (2) of the front axle transverse control arm (1)

Observe installation position of thrust piece  (3.2). The rubber mount (2) must be seated in the recess on the  thrust piece (3.2).

 Extraction and insertion tool

*451589004300

3

Position counterholder (3.3) on inside up against rubber mount (2) of front axle transverse control arm (1)

 Here, the cutout of the  counterholder (3.3) must be positioned on the bar (arrow A) of the front axle transverse control arm (1).

 Extraction and insertion tool

*451589004300

4

Screw nut (3.4), as shown, up to mounting face of threaded rod (3.1)

 Extraction and insertion tool

*451589004300

5

Position hollow piston cylinder, hand pump and hydraulic hose on preassembled removal fixture and press out rubber mount (2)

 Hollow piston cylinder

*001589513300

 Hand pump

*652589003321

 Hydraulic hose (complete)

*652589003323

6

Unscrew nut (3.4) and remove removal fixture and rubber mount (2)



Assembly

7

Position rubber mount (2) on front axle transverse control arm (1)

8

Position threaded rod (3.1) with thrust piece (3.2) from inside up against the rubber mount (2) of the front axle transverse control arm (1)

 Observe installation position of thrust piece  (3.2). The  thrust piece (3.2) must be positioned with the flat side on the outer edge of the rubber mount (2). The recess on the  thrust piece (3.2) faces outwards.

 Extraction and insertion tool

*451589004300

9

Position counterholder (3.3) from outside on front axle transverse control arm (1)

 Here, the cutout of the  counterholder (3.3) must be positioned on the bar (arrow B) of the front axle transverse control arm (1).

 Extraction and insertion tool

*451589004300

10

Screw nut (3.4), as shown, up to mounting face of threaded rod (3.1)

 Extraction and insertion tool

*451589004300

11

Position hollow piston cylinder, hand pump and hydraulic hose on preassembled removal fixture and press in rubber mount (2)

 Hollow piston cylinder

*001589513300

 Hand pump

*652589003321

 Hydraulic hose (complete)

*652589003323

12

Unscrew nut (3.4) and remove removal fixture

13

Replace second rubber mount (2) of front axle transverse control arm (1) as described in operation steps 2 to 12

 Both rubber mounts (2) on a front axle transverse control arm (1) must always be replaced.



Install

14

Install front axle transverse control arm

Model 450.3/4 up to 7.1.01

AR33.20-P-1452SN

Model 450.3/4 as of 8.1.01

AR33.20-P-1452SM

Model 451.3/4

AR33.20-P-1452MCC

Model 452.3/4

AR33.20-P-1452RR