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Home >> Mercedes Benz >> 2009 >> S550 Base >> Repair and Diagnosis >> Collision >> General Collision Information >> Rear Wall & Rear End - GEN'L Info - S-Class (221) >> Testing & Repair >> Partially install rear longitudinal member - AR64.20-P-1260-03SX

Partially install rear longitudinal member - AR64.20-P-1260-03SX

REPAIR MATERIALS

Number Designation Order number
BR00.45-Z-1001-13A Blind rivet 6.4x14 A 003 990 35 97
Fig 1: Identifying Locking Lug Riveting Areas
G07594535Courtesy of MERCEDES-BENZ USA
  1. Partially install rear longitudinal member (4), fit with straightening tool (8) and fasten with COMMERCIALLY AVAILABLE TOOLS clamping pliers and bolts (9).
  2. Install locking lug above rear axle (7), fit and fasten with COMMERCIALLY AVAILABLE TOOLS clamping pliers.
  3. Drill dia.6.5 mm rivet holes in locking lug above rear axle (7) (area A).
  4. Remove locking lug above rear axle (7).
  5. Deburr rivet holes on locking lug above rear axle (7) on both sides.
  6. Install locking lug above rear axle (7) and fasten with COMMERCIALLY AVAILABLE TOOLS clamping pliers and COMMERCIALLY AVAILABLE TOOLS manual temporary fastener.
    Fig 2: Identifying Locking Lug Above Rear Axle Riveting & Welding Areas
    G07594536Courtesy of MERCEDES-BENZ USA
  7. Rivet locking lug above rear axle (7) with Polygrip flat/round head rivet, dia. 6.4 x14 (area A).
  8. Partially weld locking lug above rear axle (7) with rear longitudinal member (4) with POLARIZATION RESISTANCE SINGLE-ROW SPOT WELD (areas B, C and D).
  9. Partially weld rear longitudinal member (4) with POLARIZATION RESISTANCE SINGLE-ROW SPOT WELD (area E).
  10. Partially drill dia. 7 mm pilot holes in rear longitudinal member (4) (area F).
  11. Partially weld rear longitudinal member (4) with SHIELDED GAS PLUG WELD (area F).
    Fig 3: Identifying Rear Longitudinal Member Drilling Area
    G07594537Courtesy of MERCEDES-BENZ USA
    Fig 4: Identifying Rear Longitudinal Member Welding Areas
    G07594538Courtesy of MERCEDES-BENZ USA
  12. Install rear locking lug (5) fit and fasten with clamping pliers COMMERCIALLY AVAILABLE TOOLS
  13. Weld in rear locking lug (5) with POLARIZATION RESISTANCE SINGLE-ROW SPOT WELD (areas G, H and I).
  14. Weld in rear locking lug (5) with POLARIZATION RESISTANCE SINGLE-ROW SPOT WELD (areas J and K).
Fig 5: Identifying Rear Locking Lug Welding Areas
G07594539Courtesy of MERCEDES-BENZ USA