Inner A-Pillar Reinforcement Weld In - Ar63.20-S-1115-03E

Model 447, 448 

Fig 1: Identifying Side Portal Frame (210 589 17 23 00)

Courtesy of MERCEDES-BENZ USA

Courtesy of MERCEDES-BENZ USA

1. Install inner A-pillar reinforcement (2), fit and fix in place with welding devices and side portal frame.
2. Drill rivet holes on inner A-pillar reinforcement (2) with Ø 6.5 mm bit (area A).
3. Remove inner A-pillar reinforcement (2).
4. Deburr rivet holes on both sides.
5. Countersink rivet holes.
6. Coat insides of riveted joints and rivet holes with zinc dust paint.
7. Apply sealant to bottom e°e of soundproofing (5).
8. Install soundproofing (5) to inner A-pillar (3).
9. Apply sealant to top e°e of soundproofing (5).

   Courtesy of MERCEDES-BENZ USA

10. Install inner A-pillar reinforcement (2), fit and fix in place with welding devices and side portal frame.
11. Bend over sheet metal lug on inner A-pillar reinforcement (2) (area B).
12. Inner A-pillar reinforcement (2) (areas B to E).
13. Rivet inner A-pillar reinforcement (2) with Polygrip Ø 6.4x14 countersunk head rivet (area F).
14. Clean weld joints.
15. Remove shavings and drill chips.
16. Apply zinc dust paint to weld joints (areas B to E).