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

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 In Cross-Hatched Areas B, O, P, Q, TA, UB And X

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

1. Grind mating surfaces down to bare metal in cross-hatched areas B, O, P, Q, TA, UB and X on one side.
2. Grind mating surfaces down to bare metal in remaining areas on both sides.
3. Remove grinding and cutting chips with wet/dry vacuum cleaner.
4. Using zinc dust paint, coat insides of spot welding flanges (except areas B, NC, O, P, Q, TA, TB and UB).
   Fig 2: Identifying Grind Mating Surfaces Down To Bare Metal In Cross-Hatched Area A

   Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
5. Grind mating surfaces down to bare metal in cross-hatched area A on one side.
6. Grind mating surfaces down to bare metal in remaining areas on both sides.
7. Remove grinding and cutting chips with wet/dry vacuum cleaner.
8. Using zinc dust paint, coat insides of spot welding flanges (except areas A and KB).