Install rear crossmember - AR64.20-P-1100-05GY

Measures for preventing damage to vehicles or components when performing arc welding work

All models

COMMERCIALLY AVAILABLE TOOLS

Number	Designation
WH58.30-Z-1003-02A	Clamping pliers
WH58.30-Z-1001-03A	Round wire brush, braided, dia. 70 mm
WH58.30-Z-1023-04A	Abrasive disk, dia. 50 mm, 80 m/s (max. 23,000 rpm)
WH58.30-Z-1024-04A	Abrasive disk, dia. 115 mm, 80 m/s (max. 13,250 rpm)

WORKSHOP EQUIPMENT

WE58.40-Z-1001-02A	Inert gas welder
WE58.40-Z-1002-02A	Spot welder
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-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 Rear Cross Member Inner Section

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

Insert rear cross member inner section (6) and fasten with clamping pliers .
Weld rear cross member inner section (6) in areas H, I, JA and K .
Weld rear cross member inner section (6) in area JB .

Fig 2: Identifying D-Ring Section And Fasten
Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
Insert D-ring section (4) and fasten with clamping pliers
Weld D-ring section (4) in areas EA and N .
Weld D-ring section (4) in area B .
Grind continuous seams of D-ring section (4) down flat
Clean welds.
Insert lock carrier reinforcement (3) and fasten with clamping pliers
Weld lock carrier reinforcement (3) in areas GA and GB
Clean welds.
Apply primer to areas no longer accessible during further work
Do not apply primer to flanges still to be welded!
Insert lock carrier (5) and fasten with clamping pliers.
Weld lock carrier (5) in area MA .
Weld lock carrier (5) in areas OA and OB .
Weld lock carrier (5) in area L .

Fig 3: Identifying Lock Carrier Reinforcement And Fasten
Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
Clean welds.
Apply primer to areas no longer accessible during further work
Do not apply primer to flanges still to be welded!
Insert rear cross member outer section (2) and fasten with clamping pliers .
Weld rear cross member outer section (2) in areas DB, DC and DD .
Clean welds.

Fig 4: Identifying Rear Cross Member Outer Section And Fasten
Courtesy of MERCEDES-BENZ OF NORTH AMERICA.