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Home >> Mercedes Benz >> 2012 >> CL65 >> Repair and Diagnosis >> External Pages >> Different car >> Section 142 (Rear Wall & Rear End -- E550 (211.290)) >> Testing & Repair >> Prepare outer part of rear center section - AR64.20-P-1000-09TA

Prepare outer part of rear center section - AR64.20-P-1000-09TA

WARNING: This page is about a different car, the 2009 Mercedes-Benz E550 and 2008 Mercedes-Benz E550. However, it is still accessible from the selected car via links, so may be relevant.
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-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)
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 Spot Welds & Grinding Surfaces Of Outer Part Of Rear Center Section
G07279883Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
  1. Cut out spot welds with spot weld cutter (area A)
  2. Remove reinforcement
  3. Grind connection surfaces down to bare metal in shaded areas. Sand spot weld flanges to bare metal on both sides
  4. Coat insides of spot weld flanges with zinc dust paint.
  5. Grind connection surfaces down to bare metal in shaded areas. Sand spot weld flanges to bare metal on both sides
  6. Coat insides of spot weld flanges with zinc dust paint.
    Fig 2: Identifying Grinding Areas Of Outer Part Of Rear Center Section
    G07279884Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
  7. Grind connection surfaces down to bare metal in shaded areas. Sand spot weld flanges to bare metal on both sides
  8. Coat insides of spot weld flanges with zinc dust paint.
    Fig 3: Identifying Spot Weld Flange Grinding Areas
    G07279885Courtesy of MERCEDES-BENZ OF NORTH AMERICA.