Replacing rear seat bearing - AN91.12-P-0002-01A

Model 163.113/136/154/172 from A145273 up to A152440 with Code (847) 3 seat row 

Fig 1: Identifying Spring Compressor (163 589 02 31 00)

1. Remove pin (1) at bottom of seat adjustment strut (2)
2. Remove gas pressure struts (3)

   Danger of breaking retaining clips! Do not completely remove clips, otherwise installation tension is released.

3. Remove pins (4) at bottom of seat hinges (5)
4. Remove seat bearing (6) and install updated bearing at bottom of seat hinges (5)

   Replace retaining rings.

5. Install pins (1) at seat adjustment strut (2)

   Replace retaining ring.

6. Install gas pressure struts (3)
   Fig 2: Identifying Pins And Adjustment Strut