Preparation

• Using a rotating brush clean the areas to be spot-cut to highlight the welding points.

1. Using a spot cutter, remove the accessible welding points; remove the remaining points using a drill or a chisel.

NOTE: If necessary free the sheet metal.

1. Using an oxyacetylene torch, unweld the braze welds shown in the diagram.
2. Open the clinch tabs and remove the rib cutting the sealant if necessary.

PREPARATION

• Using a rotating brush, clean the area to be welded.
• Apply a thick layer of electroweldable protection to the entire lower part of the floor-rib mating surfaces.
• Apply the electroweldable protection with a brush to the remaining areas to the spot welded.