Prepare mating surfaces on vehicle - AR64.20-P-1200-32GZ

COMMERCIALLY AVAILABLE TOOLS

Number	Designation
WH58.30-Z-1001-03A	Round wire brush, braided, dia. 70 mm
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-1003-03A	Angle grinder (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 1: Identifying Grind Mating Surfaces To Bare Metal n In Shaded Areas B, XA, XB, XC, XFA And XM

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

1. Grind mating surfaces down to bare metal n in shaded areas B, XA, XB, XC, XFA and XM on one side.
2. Grind mating surfaces in remaining shaded areas on both sides.
3. Remove grinding chips using wet/dry vacuum cleaner.
4. Coat insides of spot welding flange (except areas B, QB, XA, XB, XC, XFA and XFB) with zinc dust paint.

   Do not remove foam (arrows)!

   Fig 2: Identifying Grind Mating Surfaces Down To Bare Metal n In Shaded Areas A And HB

   Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
5. Grind mating surfaces down to bare metal n in shaded areas A and HB on one side.
6. Grind mating surfaces in remaining shaded areas on both sides.
7. Remove grinding chips using wet/dry vacuum cleaner.
8. Coat insides of spot welding flange (except areas A, HB and L) with zinc dust paint.