41 31 010 Replacing Outer Roof Skin (Version With Slide/Tilt Sunroof)

Read contents of BODY, GENERAL .

STRIP DOWN  vehicle.

Observe REPAIR STAGE 2 

Following new body parts are required:

1. Roof outer skin, slide/tilt sunroof
   Fig 1: Identifying Roof Outer Skin, Slide/Tilt Sunroof

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Removing roof outer skin: 

Open weld joints in areas (1).

Fig 2: Identifying Weld Joints Areas

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RELEASE  sealant in areas (1) and adhesive in areas (2).

Take off roof outer skin.

Fig 3: Identifying Sealing Compound Areas

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Preparation of new part: 

Adjust new part to fit in conjunction with windscreen.

Remove new component.

Installing roof outer skin: 

Clean all  bonding surfaces on vehicle and on new part with cleaning agent R1.

In areas (1), apply sealant D1 in the same way as in series standard.

Apply adhesive in area (2).

Fig 4: Identifying Sealing Compound Areas

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Apply adhesive in areas (1) and (2).

Place roof outer skin with helpers evenly and centrally on vehicle.

Fig 5: Identifying Adhesive Areas On Roof Outer Skin

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Secure roof outer skin with 6 roof pliers (1) and 3 tensioning straps (2).

Fig 6: Identifying Roof Pliers And Tensioning Strap

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Fig 7: Identifying Roof Pliers (Version Without Slide/Tilt Sunroof)

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Use 16 punch rivets in areas (2).

Set punch rivets in corners starting at a distance of approx. 200 mm.

Spread excess adhesive in roof trim strip channel.

Mounting surfaces of roof trim strip clips must not be moistened with adhesive.

After adhesive has hardened, seal roof outer skin in areas (1) with sealant.

Fig 8: Identifying Rivet And ECM Screws Area On Roof Outer Skin

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Adapt stage (1) between roof outer skin (2) and A-pillar with emerging adhesive. Remove excess adhesive.

Do not leave any traces of sharp edges as this could compromise the tightness of the subsequent bond.

Fig 9: Identifying Adapt Step And Roof Outer Skin

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After adhesive has hardened: 

In areas (3) (illustration R41 42 18) install one EMC SCREW  in each case. Important!