BMW X3 Service & Repair Manual: Position of shaped parts for cavity sealing
Cavity sealing is carried out in specific body areas in order to reduce interior noise and to reduce condensation.
To do this, shaped parts are inserted in the cavities. These shaped parts adapt themselves optimally due to heating of the body to approx. 180 ºC by expansion to the shape of the cavities.
Because it is not possible to heat the body to this extent for a body repair, a different procedure .
Overview of adhesive cartridge guns
Adhesive gun 83 19 2 149 522
Usable for adhesives K4, K5a.
Usable for BMW 2K polyurethane foam.
Including insert 1:1 and 2:1.
Adhesive gun 81 49 ...
Punch rivets
The "Bonding and Riveting" repair method involves the use for the first time of punch rivets in the repair. This
requires new tools and procedures. ...
Other materials:
BMW X3 Service & Repair Manual > Struts with rubber mounts: Replacing rubber mount in left or right trailing link
Special tools required:
31 2 261
31 2 264
IMPORTANT: The rubber mounts are only permitted to be replaced once.
Carry out check:
There must always be a minimum amount of play in the guide joint.
1. Check guide joint play
NOTE:
Apply light pressure to the trailing link (in the ...