vauxhall Workshop Repair Guides

Vauxhall Workshop Service and Repair Manuals

Computerized Measurement Method - Use of Measuring and Alignment Systems > < Body Repair Systems

Replacement of Parts of the Outer Skin/Doors, Tailgates and Luggage Compartment Lids, and Hoods with Folded Edges

Special Tools

•  BO-6392   Flanging Tool Kit
•  BO-6392-1   Flanging Tool Kit
•  BO-6392-2   Flanging Tool Kit
•  BO-6392-4   Flanging Tool Kit
•  BO-6396   Bending Pliers

Removal

As a matter of principle, it is necessary to remove the component, on which the outer skin is to be replaced, from the vehicle and to remove any attaching parts present (on rear end doors this includes windows attached with adhesive).

Outer skins are normally partially replaced (upper or lower half) A dividing point is provided for this in the area of the window line.

Adhesive bonds between the outer skin and the inner frame are cut with flat scrapers or glass removal tools.

Spot welds are drilled out in the conventional way.

Two possibilities are available for the removal of outer skins with folded edges:



Method


Tool


Area of Application


Chiselling off


Folded edge toolkit BO-6392


On straight or slightly curved folded joints


Grinding through


Grinding disc


On straight and angled folded joints

 

Procedure with BO-6392



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Two chisels are included in the folded edge toolkit for use from both sides

The chisels BO-6392-1   flanging tool kit and BO-6392-2   flanging tool kit should only be used manually as a matter of principle and not in a compressed air chisel.

It is necessary to remove the seam sealant to reach the raised seam more effectively.

The blade of the BO-6392-1   flanging tool kit (or BO-6392-2   flanging tool kit ) is pressed under the flanged folded joint with a suitable hammer. The outer plastic jaw serves as a guide and should be run along the outside on the edge of the component.

The blade opens the folded edge joint if the user hammers evenly on the handle of the chisel.

The opened edge can then be opened up completely with a pair of pliers and the outer skin removed from the frame.

Procedure with Grinding Disc



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Use an angle grinder with a grinding or toothed grinding disc.


Note: 
Do not damage the sheet metal lying in the folded edge joint.

Cut through edge of component slowly and carefully applying a low level of pressure evenly (1).

A sufficient cutting depth has been reached when individual layers of sheet metal become visible on the cut open edge.

Cut the individual layers of sheet metal with a flat chisel and remove from the framework (2).

Installation

Remove residual sealant from panel frame. Grind welding flanges on panel frame and new part down to bright metal. Cut down beads of adhesive from inner framework to outer skin. Straighten panel frame if necessary. Grind residues of spot welds smooth. If necessary, work in dividing point between new part and outer skin.

Applying 1-Component Glass Adhesive

Clean surfaces of new component to be bonded using the cleaning material from the kit, apply primer and allow to air dry.

Apply 1-component glass adhesive to cut down beads of adhesive



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Applying 2-Component Body Structural Adhesive (93 160 535/15 05 000)

Clean the flanges to be bonded on the new component and the frame with the cleaning material from the kit.


Note: 
Only use the adhesive cartridge in a suitable cartridge gun.

Lay a test bead (approx. 20 cm long), until the adhesive is evenly mixed through.


Note: 
Leave at least 40 mm free in adhesive zones within the connection area of any MIG-brazed seams which may be present.

Apply a bead of adhesive around the circumference of folded edge joint and welding flanges.

Aligning the New Outer Skin Component

Lay new part on frame and align. Fix, e.g. with locking pliers. Fit component on vehicle and align outer skin. Then remove component from vehicle again.


Note: 
To prevent indentations, place an underlay between the locking pliers and the new outer skin component.

Several possibilities exist for making the folded edge joint on the new outer skin.



Method


Tool


Area of application


Pre-prepare the folded edge seam


Hammer-headed chisel BO-6392-4


Straight, flat, slightly arched folded edge folded joint


Close fold


Folded joint pliers BO-6396


Only flat, unarched folded joints


Entire folded joint and align subsequently


Hammer and pad


All folded edge joints

 

Pre-prepare Joint With Hammer-Headed Chisel BO-6392-4



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Note: 
Do not tilt hammer-headed chisel to avoid damage.

Position hammer-headed chisel BO-6392-4   flanging tool kit and bend folded edge joint evenly around the circumference within the working area provided by striking the handle with a hammer.

Close Fold with Folded Joint Pliers BO-6396



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Note: 
Do not tilt folded joint pliers to avoid damage to the outer skin.

Position folded joint pliers BO-6396   bending pliers with the inner working jaw on the outer skin. Close partially bent folded edge joint by pressing closed with the folded joint pliers completely and evenly around the edge.

Course of Fold with Hammer and Pad



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Pre-fold folded flange with a suitable hammer whilst simultaneously counterholding with a pad or block.

Complete folding of folded flange around the circumference with hammer and block.

Resistance Spot Welding


Note: 
In the edge area, the outer skin is only butt spot-welded from behind in some places along the fold.

Position spot welds as on old part.

MIG-Brazing Butt Welds

MIG-braze joints when replacing tailgate outer skins and grind down.

Aligning Folded Joint

Align and smooth flanged folded joint and outer skin with hammer and block. If necessary, finish outer skin with body file to produce a surface suitable for applying paint.

Sealing Folded Joint and Assembly



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Paint on surface adhesive with a spatula or flat paintbrush as a seam sealant and corrosion protection and allow to cure.

Prime folded joint


Note: 
Comply with air-drying time for primer.

Apply body sealing compound around the circumference of the folded edge. If necessary cut tip of cartridge to size and make a spacer from wire to guide the cartridge tip along the edge of the component and attach.


Note: 
Apply the seam sealant as evenly as is undertaken in the works. Only brush in the corner areas.

After completion of painting, fit attaching parts and apply corrosion protection wax in the cavities.

Computerized Measurement Method - Use of Measuring and Alignment Systems > < Body Repair Systems