Preparing New Parts

NOTE: TECHNICAL INFORMATION
For additional information see: 41 00... Spot-weld bonding steel components

Remove adhesive residue on the vehicle joining areas.
Remove the unnecessary components (1) and (2) from the new part.
Release the respective welded connections from the side of the unnecessary components.

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Detach the welded connections (1) .
Be aware that the crash reinforcement (2) will be reused.

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Make the separating cut (1) according to the presentation and remove the crash reinforcement (2) .
NOTE: TECHNICAL INFORMATION
For additional information see: 41 00...
Welding in reinforcement plates (sheet steel)
Make a reinforcement plate for the separating cut (1) .

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Adjust the new part using an alignment bracket or a universal fixture and secure it.
Prepare areas (1) and (2) for joining by welding.
NOTE: TECHNICAL INFORMATION
For additional information see: 41 00...
Spot-weld bonding steel components
In the areas (2) , observe the procedure for replacing spot-welded adhesive joints for the series production.

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Prepare areas (1) for joining by welding.

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Prepare areas (1) for joining by welding.

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NOTE: To provide a better overview: Schematic diagram with partially hidden components.
In areas (1) , prepare2 x 10 mm long MAG weld seams.

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NOTE: To provide a better overview: Schematic diagram with partially hidden components.
NOTE: The joint plate (5) is not shown for a better overview.
Prepare areas (1) to (3) for joining by welding.
Prepare the area (3) so that the repair spot-weld can be placed on the production spot-weld.
Mind the bonded connections located behind it in area (4) .

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Prepare the repair spot-weld (2) for plug welding (from the inside).
Prepare areas (1) for joining by welding.
Observe the procedure for replacing spot-welded adhesive joints for the standard production.

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Prepare areas (1) and (2) for joining by welding.
Prepare the areas (2) so that the repair spot-welds can be set on the production spot-welds.
Mind the bonded connections located behind it in areas (3) .

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Prepare areas (1) and (2) for joining by welding.
In the areas (1) , observe the procedure for replacing spot-welded adhesive joints for the standard production.
Prepare the area (2) so that the repair spot-weld can be placed on the production spot-weld.
Mind the bonded connections located behind it in areas (3) .

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NOTE: To provide a better overview: Schematic diagram with partially hidden components.
NOTE: The bulkhead (4) is not shown for a better overview.
Adjust the new part of the crash reinforcement and prepare in areas (1) to (3) for joining by welding.
In the area (2) , observe the procedure for replacing spot-welded adhesive joints for the series production.
Prepare the area (3) so that the repair spot-weld can be placed on the production spot-weld.

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Check the bonded connections behind it in area (5) .
Make reinforcement plate (6) for the separating cut.
NOTE: TECHNICAL INFORMATION
For additional information see: 41 00...
Welding in reinforcement plates (sheet steel)
Mark the separating cuts (1) and (2) on the new part according to the separating cuts on the vehicle and cut.
For severance cuts (1) and (2) , prepare reinforcement plates.

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Fit in new part.
NOTE: TECHNICAL INFORMATION
For additional information see: 41 00...
Spot-weld bonding steel components
Prepare the new part and the reinforcement plates in areas (1) and (2) for joining by welding.
In areas (1) , follow the procedure for replacing the spot-welded adhesive joints for standard production.

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Renew T-bolt

NOTE: Schematic diagram is for example purposes. Some parts may differ in certain details.

Take the quantity and position from the component to be renewed.
Renew T-bolts (1) .
Parts: T-bolt
Weld the T-bolt (1) onto the new part.

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Mark and cut the separating cuts on the new part in accordance with the separating cuts on the vehicle.
NOTE: TECHNICAL INFORMATION
For additional information see: 41 00...
Welding in reinforcement plates (sheet steel)
Prepare reinforcement plates at the separating cuts.
Adjust reinforcement plates and new part to fit. Renew T-bolt
NOTE: TECHNICAL INFORMATION
Structural adhesive bonding .
Observe preparation of bonding surfaces.
For additional information see: 41 00...
BMW bonding instructions
Prepare the area (1) for the structural adhesive bonding of steel on steel.
In the area (1) , set 9 bore holes of Ø 4.2 mm for the blind rivets.

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Do not hereby drill into or through the existing production spot-welds.

Set bore holes only between the existing production spot-welds.

NOTE: TECHNICAL INFORMATION
For additional information see: 41 00...
Spot-weld bonding steel components
Prepare the new part in the areas (2) and (3) for joining by welding.
In areas (2) , observe the procedure while replacing the spot-welded adhesive joints of the standard production.
Remove new part and deburr bores.
NOTE: Schematic diagram is for example purposes. Some parts may differ in certain details.
Take the quantity and position from the component to be renewed.
Renew T-bolts (1) .
Parts: T-bolt
Weld the T-bolt (1) onto the new part.

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