Welding in front inner side member
NOTE:
- When butt welding body sheet panels with a sheet thickness of > 1.5 mm, there must be a welding slit
width s = 1x sheet thickness to guarantee the required welding quality (welding through).
FRONT INNER SIDE MEMBER WELDING PROCEDURE
| No. | Procedure | Instructions |
|---|---|---|
| 1 | Spot-welding inner side member/web plate | Spot-weld web plate to side member -B, C-A- |
| 2 | Welding inner firewall/side member under shielding gas | Plug-weld the predrilled holes -D- |
| 3 | Welding inner side member/base side member under shielding gas. | Weld the inner side member/base side member with a full butt weld -F, E- |
| 4 | Inner side member/firewall | Weld inner side member/firewall -G- |
| Replacing front wall | See REPLACING FRONT WALL | |
| Replacing wheel housing | See REPLACING WHEEL HOUSING | |
| Replacing closing panel | See REPLACING CLOSING PANEL | |
| Removing vehicle from the alignment bench | Detach side clamping jaws and straightening attachments on the vehicle. Remove vehicle from the alignment bench. | |
| Cleaning spot-welded joints and sheetmetal flanges with a wire brush | Clean spot-welded joints and sheetmetal flanges with a wire brush. Grind shielding gas weld area visible after installation, apply body solder to connectors to body and align. | |
| Prime flange areas with 2K primer. | ||
| Restore standard sealing with body sealant. | ||
| Paint exterior outer parts and neighbouring areas. | ||
| Restore standard undersealing protection with permanent undersealing protection agent. | ||
| Supplement cavity preservation. | ||
| Install removed accessories in the repair area. | ||