Section of rear floor 4D
Section of rear floor 4D |
1. |
Position the car in an aligning bench and cross-measure if necessary.
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2. |
Remove the rear plate.
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3. |
Drill out the spot-welds that secure the floor to the frame members.
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4. |
Drill out the rear spot-welds in the cross-member.
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5. |
Drill out the spot-welds holding the sides of the floor.
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6. |
Measure 50 mm from the cross-member where the floor is to be cut.
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7. |
Cut away the rear floor and remove it.
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8. |
Align any deformed sheet metal or panels.
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Fitting |
1. |
Cut the floor so that it fits against the flange on the cross-member.
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2. |
Grind all the surfaces that are to be welded.
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3. |
Position the floor and mark it by scribing where the frame members are located.
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4. |
Remove the floor and drill holes for plug-welding.
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5. |
Cut out the corners above the frame members so that they fit against the existing floor.
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6. |
Apply welding primer to all surfaces to be plug or spot-welded.
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7. |
Fit the floor and fixate with a few welding clamps.
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8. |
Plug-weld the floor.
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9. |
Seam-weld the corners that have been cut out.
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10. |
Spot-weld the floor to the wheel housing.
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11. |
Smooth off the welds.
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12. |
Remove any remaining welding primer. Welding primer reduces adhesion of paint, filler and sealant.
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13. |
Apply primer to all bare metal surfaces.
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14. |
Fit the rear plate.
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15. |
Seal joints and seams with sealant.
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16. |
Apply PVC substitute on the underside of the floor.
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17. |
Apply a thin layer of anti-corrosion agent into members and cavities.
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