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

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 Weld In Rear Crossmember Inner Section Areas

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

Insert rear inner crossmember section (6) and fasten with clamping pliers .
Weld in rear crossmember inner section (areas H, I, J and L) with .
Drill holes for in rear crossmember inner section (area K).
Weld in rear crossmember inner section (area K) with .

Fig 2: Identifying Lock Carrier Reinforcement And Fasten
Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
Insert D-ring section (4) and fasten with clamping pliers.
Weld in D-ring section (areas EA and N) with .
Weld in D-ring section (area EB) with .
Weld in D-ring section (area B) with .
Grind continuous welds of D-ring section down flat.
Clean welds.
Insert lock carrier reinforcement (3) and fasten with clamping pliers .
Weld in lock carrier reinforcement (areas F and G) with .
Clean welds.
Apply primer to areas no longer accessible during further work
Do not apply primer to flanges still to be welded!

Fig 3: Identifying Weld In Lock Carrier Reinforcement (Areas F And G)
Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

Fig 4: Identifying Weld In Lock Carrier (Areas O And P)
Courtesy of MERCEDES-BENZ OF NORTH AMERICA.
Insert lock carrier (5) and fasten with clamping pliers .
Weld in lock carrier (areas O and P) with .
Weld in lock carrier (area M) with .
Clean welds.
Apply primer to areas no longer accessible during further work.
Insert rear outer crossmember section (2) and fasten with clamping pliers.
Weld in rear crossmember outer section (areas DB, DC and DE) with .
Clean welds.
Apply primer to areas no longer accessible during further work
Do not apply primer to flanges still to be welded!

Do not apply primer to flanges still to be welded!

Fig 5: Identifying Weld In Rear Crossmember Outer Section (Areas DB, DC And DE)
Courtesy of MERCEDES-BENZ OF NORTH AMERICA.