Separate outer B-pillar with side longitudinal member - AR63.20-P-1370-01V

Fig 1: Identifying Spot Weld Milling 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

Fig 2: Identifying Spot Welding Areas On Outer B-Pillar With Side Longitudinal Member

Courtesy of MERCEDES-BENZ USA

Expose spot welds on outer B-pillar with side longitudinal member (1) (areas A, B, C, D, E and E₁ ).
Cut spot welds out on outer B-pillar with side longitudinal member (1) with spot weld cutter or spherical milling cutter (areas A, B, C, D, E and E).
Mark separation lines on outer B-pillar with side longitudinal member (areas F and G).
Separate outer B-pillar with side longitudinal member (1) along separation point with body saw (area F).
Dimensions:

Fig 3: Identifying Areas For Marking Separation Lines On Outer B-Pillar With Side Longitudinal Member
Courtesy of MERCEDES-BENZ USA

Fig 4: Identifying Spot Welding Areas On Outer B-Pillar With Side Longitudinal Member
Courtesy of MERCEDES-BENZ USA
Expose spot welds on outer B-pillar with side longitudinal member (1) (areas H, I, J, K, L and M).
Cut out spot welds on outer B-pillar with side longitudinal member (1) with spot weld cutter or spherical milling cutter (areas H, I, J, K, L and M).
Expose spot welds and weld on side longitudinal member cover (2) (areas N, O and P).
Cut out spot weld on side longitudinal member cover (2) with spot weld cutter or k spherical milling cutter (areas N and P).
Separate weld on side longitudinal member cover (2) with spherical milling cutter (areas O).
Remove outer B-pillar with side longitudinal member (1) and side longitudinal member cover (2)
Separate outer B-pillar with side longitudinal member (1) on separation point with body saw (area G).
Remove damaged section from outer B-pillar with side longitudinal member (1)

Fig 5: Identifying Areas For Separating Outer B-Pillar With Side Longitudinal Member
Courtesy of MERCEDES-BENZ USA
Mark separation lines on reinforcement (3) (areas R and S).
Cut separation points on reinforcement (3) with body saw (areas R and S).
Expose spot welds on reinforcement (3) (area Q).
Cut out spot welds on reinforcement (3) with spot weld cutter or spherical milling cutter (area Q).
Remove damaged reinforcement (3)

Fig 6: Identifying Areas For Marking Separation Lines On Reinforcement
Courtesy of MERCEDES-BENZ USA
Sand connection surfaces down to bare metal in the shaded areas.
Sand spot weld flanges down to bare metal on both sides.
Remove grinding and drilling chips with wet/dry vacuum cleaner.
Coat insides of spot weld flanges with zinc dust paint.

Fig 7: Identifying Connection Surfaces (Shaded Areas)
Courtesy of MERCEDES-BENZ USA
Sand connection surfaces down to bare metal in the shaded areas.
Sand spot weld flanges down to bare metal on both sides.
Remove grinding and drilling chips with wet/dry vacuum cleaner.
Coat insides of spot weld flanges with zinc dust paint.

Fig 8: Identifying Connection Surfaces (Shaded Areas)
Courtesy of MERCEDES-BENZ USA