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PANEL REPAIRS PROCEDURES 77-2-19 3. Use a resistance spot welder where access permits. Try to ensure weld quality by using a 4. MIG tack weld butt joints and re-check alignment and panel contours where 5. Dress MIG tack welds using a sander with 36 grit disc, or a belt-type sander where access is 6. MIG seam weld butt joints. |