R.R. ROOF PANEL

Operation 7210e28 · External parts

Removing

Check if any of the connected parts are deformed by checking body alignment dimensions. Use appropriate measurement tools (reference rigs, templates or gauges).

Straighten the body if necessary.

1. Use a pneumatic saw (1a) to cut along around the outside of the roof trim (1b).

1. Heat the area of the rib to facilitate the detachment of the sealant.

2. Remove the roof panel.

Refitting

1. Use a chamfering machine (1a) to reduce the spot welds (1b) around the perimeter of the roof panel.

1. Use a hammer and chisel (1a) to remove the cut panel edges (1b).

Straighten the edges of the panel.

Use a grinding wheel to remove the weld spot residues.

Use a rotary brush to remove the corrosion-proofing around the edge of the parts.

Apply electro-galvanizing paint to the edges in contact with the vehicle.

1. Correctly position the replacement part (1a) on the bodyshell and secure it using self-locking clamps (1b).

Check it is properly aligned.

1. Use a spot welder to weld the areas shown in the figure.

2. Solder near the areas where the roof is joined to the front and rear pillars.

Check that the welded parts are correctly positioned.

Level the spot welds using a disc grinder.

Use a rotary brush to clean the inner parts.

Apply electro-galvanizing paint to the parts which have been ground.

When the work is completed, refit the elements removed previously.