Prepare B-pillar for installation - AR63.20-P-1350-07SX

Fig 1: Identifying Set Of Cutting Templates (221 589 03 23 00)

Courtesy of MERCEDES-BENZ USA

COMMERCIALLY AVAILABLE TOOLS

Number	Designation
WH58.30-Z-1008-01A	BTR Usibor milling cutter, dia. 8 mm
WH58.30-Z-1009-01A	BTR Usibor milling cutter, dia. 8 x44 mm
WH58.30-Z-1010-01A	BTR Usibor center punch Ø 8 x80 mm
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)

Fig 2: Identifying B-Pillar Reinforcement Mating Surfaces

Courtesy of MERCEDES-BENZ USA

Grind mating surfaces on B-pillar reinforcement (3) down to bare metal in cross-hatched areas using round wire brush (areas A, B, C, D and E).
Grind B-pillar reinforcement (3) down to bare metal in cross-hatched areas using round wire brush, on both sides (area A₁ ).

To prevent adhesion problems, do not coat bonding surfaces with zinc dust paint. (areas A, A₁ , B, C, D and E).

Observe pretreatment of bonding surfaces.
Grind mating surfaces on B-pillar reinforcement (3) down to bare metal in cross-hatched areas using round wire brush (areas F and F1).
Grind spot weld flange on B-pillar reinforcement (3) down to bare metal (areas F₂ and F₃ ).
To prevent adhesion problems, do not coat bonding surfaces with zinc dust paint. (areas F, F₁ , F₂ and F₃ ).

Observe pretreatment of bonding surfaces.

Fig 3: Identifying B-Pillar Reinforcement Grinding Areas
Courtesy of MERCEDES-BENZ USA

Fig 4: Identifying Outer Longitudinal Member Spot Welding Areas & Separation Point
Courtesy of MERCEDES-BENZ USA

Dimensions:
Scribe separation line on outer longitudinal member (2) (area G).
Cut separation point on outer longitudinal member (2) with straight cutter (area G).
Expose spot welds on outer longitudinal member (2) (areas H, I, J, K, L and M).
Cut out spot welds on outer longitudinal member (2) using BTR Usibor milling cutter, dia. 8 x44 mm or BTR Usibor milling cutter, dia. 8 mm (areas H, I, J, K, L and M).

Fig 5: Identifying B-Pillar Outer Paneling Mating Surfaces
Courtesy of MERCEDES-BENZ USA
Grind mating surfaces in cross-hatched areas down to bare metal using round wire brush.
Grind spot weld flange down to bare metal on both sides (areas N, O and P).

To prevent adhesion problems, do not coat bonding surfaces with zinc dust paint. (areas N, O and P).

Observe pretreatment of bonding surfaces.
Scribe separation line on B-pillar outer paneling (1) (area R).
Transfer separation line on B-pillar outer paneling (1) from vehicle.
Scribe separation lines on B-pillar outer paneling (1) with cutting template (area Q).
Position cutting template on Y-marking. Expose Y-marking if necessary (arrow).
Cut cutting points on B-pillar outer paneling (1) with body saw (areas R and Q).

Fig 6: Locating B-Pillar Outer Paneling Cutting Points
Courtesy of MERCEDES-BENZ USA
Grind mating surfaces on B-pillar outer paneling (1) down to bare metal in cross-hatched areas using round wire brush.
Grind spot weld flanges down to bare metal on both sides.

To prevent adhesion problems, do not coat bonding surfaces with zinc dust paint.

Observe pretreatment of bonding surfaces.

Fig 7: Identifying B-Pillar Outer Paneling Mating Surfaces

Courtesy of MERCEDES-BENZ USA