Install Rear Longitudinal Member Section - Ar64.20-P-1260-03LCA

Model 217.4 

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The following steps are shown on the left side of the vehicle and must be performed analogously on the right side in the event of damage.

1. Install longitudinal member (1) and mounting console (2) and fit.
2. Fix longitudinal member (1) and mounting console (2) in place.
3. Drill Ø 6.7 mm rivet holes on longitudinal member and mounting console (1) (areas A₁ and A₂ ).

   Drill rivet holes from bottom through present holes (area A₁ and A₂ ).

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4. Drill Ø 6.7 mm rivet holes on mounting console (2) (area A₃ ).
5. Remove longitudinal member (1) and mounting console (2).
6. Deburr rivet holes on longitudinal member (1) and mounting console (2) on both sides.
7. Remove drilling chips.

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8. Apply 2-component adhesive to body and mounting console (2) in crosshatched areas.

   Observe pretreatment of bonding surfaces. Observe manufacturer's specifications for drying and processing time of adhesive.

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9. Install longitudinal member (1) and mounting console (2), fit and fix in place.
10. Rivet longitudinal member (1) with Ø 6.4x12 blind rivets (area G₂ ).
11. Rivet mounting console (2) with Ø 6.4x14 blind rivets (area B₂ ).

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12. Rivet mounting console (2) with Ø 6.4x14 blind rivets (area B₃ ).

    Flow-form rivets with a clamping range of up to 3.5 mm A1  can also be used, if a riveter for self-piercing and flow-form rivets is used for installation (area B₃ ).

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13. Longitudinal member (1) (areas C₁ , C₂ , C₃ and C₄ ).

    Inert gas weld in intervals and allow to cool down in between. Reduces heat distortion.

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14. Longitudinal member (1) (areas C₅ and C₆ ).

    Inert gas weld in intervals and allow to cool down in between. Reduces heat distortion.

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15. Mounting console (2) (areas D₁ and D₂ ).

    Inert gas weld in intervals and allow to cool down in between. Reduces heat distortion.

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16. Mounting console (2) (areas D₃ and D₄ ).

    Inert gas weld in intervals and allow to cool down in between. Reduces heat distortion.

17. Clean weld joints and sheet metal flange.