2753343 - 7210B18 R.R. ROOF SUPPORT CROSSMEMBER
Removing ( Refitting ) - 7210E28 R.R. ROOF PANELCheck if any of the connected parts are deformed by checking body alignment dimensions. Use appropriate measurement tools (reference rigs, templates or gauges). If necessary, straighten the body before cutting the part.
1. Use a power saw to cut along the cutting lines illustrated.
Refitting
(
Removing
)
Use a rotary brush to remove
paint to gain access to the weld spots.1. Use a chamfering machine to reduce the spot welds on the edges
of the roof supporting crossmember housing.Remove the metal offcuts using a hammer
and chisel.Straighten the edges of the panel.Use a grinding wheel to remove the spot
weld residues.Use a rotary brush to clean treated areas.Apply electroweldable paint to the edges
of the bodyshell which will be involved in the welding later on.
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.Position the replacement part correctly
on the bodyshell and secure it using the self-locking clamps.Check that the alignment is perfect.1. Use a spot welder to weld (1a) the crossmember (1b) in the areas
shown in the figure.
Correct any deformations in
the panel using a profiled stake and mallet.Use a grinding wheel to level the weldsUse a rotary brush to clean the newly-welded
areas.Apply rust-proofing to newly-welded areas.Seal the joint lines between the part and
the car. - 7210E28 R.R. ROOF PANEL