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Rear bumper abutment, 5D

Rear bumper abutment, 5D

To remove

Certain welded joints on the car may be MIG brazed with bronze as the filling material. A MIG brazed seam may be recognized from the gold colour of the joint. A MIG brazing must always be replaced by a new MIG brazing.

Warning

Repairs to MIG brazing using conventional welding methods and normal filler material are forbidden. Cracks can arise which can impair performance in a collision.



1. Drill out the spot-welds in the luggage compartment.


2. Drill out the spot welds.



3. Grind away the MIG brazed seam welds.

4. Knock out the rear bumper abutment.

5. Align any deformed sheet metal or panels.


To fit


1. Drill holes for plug-welding in the spare part.

2. Grind all surfaces that are to be welded.

3. Apply welding primer to the surfaces that are to be welded.

4. Put the new rear bumper abutment in place and secure it with a few welding clamps. Check the fit using the alignment bench measuring system.

5. Lower the tailgate and check the fit of the rear bumper abutment.

6. Spot and plug weld on the rear bumper abutment.



7. Spot and plug weld in the luggage compartment.


Warning

Repairs to MIG brazing using conventional welding methods and normal filler material are forbidden. Cracks can arise which can impair performance in a collision.


8. Seam weld on the rear bumper abutment using MIG brazing.


9. Grind the welds.

10. Wash away surplus welding primer. Welding primer reduces the adhesion of paint, filler and sealant.

11. Apply primer to all bare metal surfaces.

12. Seal joints and seams with sealant.

13. Apply PVC substitute to the bottom of the rear bumper abutment.

14. Apply anti-corrosion agent after painting.