Cut outer B-pillar with side longitudinal member - AR63.20-P-1370-01QA

Fig 1: Identifying Spot Weld Cutter (201 589 00 51 00)

Courtesy of MERCEDES-BENZ USA

COMMERCIALLY AVAILABLE TOOLS

Number	Designation
WH58.30-Z-1002-01A	Ball cutter, dia. 12 mm
WH58.30-Z-1006-01A	Vario Drill WS 91 spot weld removing tool
WH58.30-Z-1001-03A	Round wire brush, braided, dia. 70 mm
WH58.30-Z-1021-04A	Cutting disk, dia. 65 mm, 80 m/s (max. 23, 500 RPM)
WH58.30-Z-1024-04A	Abrasive disk, dia. 115 mm, 80 m/s (max. 13, 250 RPM)

WORKSHOP EQUIPMENT

WE58.40-Z-1001-03A	Drill (electric/pneumatic)
WE58.40-Z-1002-03A	Straight grinder (electric/pneumatic)
WE58.40-Z-1003-03A	Angle grinder (electric/pneumatic)
WE58.40-Z-1004-03A	Body saw (electric/pneumatic)
WE58.40-Z-1005-03A	Wet/dry vacuum cleaner

REPAIR MATERIALS

Number	Designation	Order number
BR00.45-Z-1001-07A	Zinc dust paint suitable for spot welding	A 000 986 34 42

1. Mark separation line (area I), dimension a = approx. 22 mm dimension b = approx. 10 mm dimension ± = approx. 110 mm dimension d = approx. 30 mm and cut with body saw (area I).

   Window solution. Do not damage plate located underneath when sawing.

2. Remove window cutout.
   Fig 2: Identifying Cutting Dimension Area

   Courtesy of MERCEDES-BENZ USA
3. Mark separation line (area J), dimension e = approx. 55 mm (from previous separating cut) and cut with body saw (area J).
   Fig 3: Identifying Cutting Dimension Area

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4. Grind open weld seams (area A).
5. Expose welding spots and mill off using a spot weld cutter (areas B, C and D).
   Fig 4: Identifying Welding Spots Area

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   Fig 5: Identifying Cutting And Welding Spots Area

   Courtesy of MERCEDES-BENZ USA
6. Expose spot welds and cut out with spot weld cutter (areas E, F, G and H).
7. Remove outer B-pillar.
   Fig 6: Identifying Welding Spots Area

   Courtesy of MERCEDES-BENZ USA
8. Mark separation line (area K), dimension f = approx. 55 mm parallel to last cut.
9. Expose welding spots and mill off using a spot weld cutter (area L and M).
   Fig 7: Identifying Shaded Areas

   Courtesy of MERCEDES-BENZ USA
10. Grind connection surfaces down to bare metal in shaded areas. Sand spot weld flanges to bare metal on both sides
11. Remove grinding and drilling chips using wet/dry vacuum cleaner.
12. Coat spot welding flanges with zinc dust paint.
    Fig 8: Identifying Shaded Areas

    Courtesy of MERCEDES-BENZ USA
13. Grind connection surfaces down to bare metal in shaded areas. Sand spot weld flanges to bare metal on both sides
14. Coat spot welding flanges with zinc dust paint.