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Home >> BMW >> 2009 >> 335d >> Repair and Diagnosis >> Drivelines & Axles >> Axle Shafts >> Rear Axle - Repair >> 3300 General >> 41 00... Repair solution for straight shank/hexagon rivet nut
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41 00... Repair solution for straight shank/hexagon rivet nut

Protection measures! 

IMPORTANT: To prevent the material from tapering, do not drill out the rivet head.
Fig 1: Spot-Drill Rivet Head Using Larger Drill Bit/Countersink
G05476737Courtesy of BMW OF NORTH AMERICA, INC.
  1. Carefully spot-drill rivet head with a larger drill bit/countersink
    IMPORTANT: Avoid paintwork damage
  2. Knock rivet head away with a chisel
    Fig 2: Knocking Rivet Head Using Chisel
    G05476738Courtesy of BMW OF NORTH AMERICA, INC.
  3. Drive through rivet shank into cavity, remove if necessary
    Fig 3: Identifying Rivet Shank
    G05476739Courtesy of BMW OF NORTH AMERICA, INC.
  4. Clean component, eliminate paintwork damage if necessary
    Fig 4: [Identifying Cleaning Component]
    G05476732Courtesy of BMW OF NORTH AMERICA, INC.

    If the rivet shank can be removed: 

    IMPORTANT: To avoid corrosion, stop chips/swarf by means of cavity sealing.

    Follow INSTRUCTIONS ON CORROSION PROTECTION .

    Fig 5: Preserving Cavity
    G05476733Courtesy of BMW OF NORTH AMERICA, INC.
  5. Preserving cavity

    If the rivet shank cannot be removed: 

    WARNING: Risk of injury!
    Observe NOTES ON CAVITY FOAM .
    IMPORTANT: To avoid corrosion and rattling noises, stop chips/swarf and rivet nut shank with cavity foam.

    Remove foam remnants with isohexane (benzine).

  1. 5. Stop rivet shank by means of specific foaming
  2. 6. Set rivet nut with hand rivet gun
    NOTE: Fit rivet nut as quickly as possibly, ideally before the cavity foam hardens.
    Fig 6: Preserving Cavity
    G05476733Courtesy of BMW OF NORTH AMERICA, INC.

Hexagon/straight shank rivet nut (up to thread M8) with hand rivet gun ZS308 

IMPORTANT: Follow manufacturer's operating instructions.
Make sure rivet nut correctly contacts component.
Fig 7: Setting Rivet Nut Using Hand Rivet Gun
G05476734Courtesy of BMW OF NORTH AMERICA, INC.
NOTE: According to the manufacturer, the pictured tool is suitable up to an M8 thread.

Hexagon/straight shank rivet nut (up to thread M12) with hand rivet gun MB512 

IMPORTANT: Follow manufacturer's operating instructions.
Make sure rivet nut correctly contacts component.
Fig 8: Setting Rivet Nut Using Hand Rivet Gun
G06850904Courtesy of BMW OF NORTH AMERICA, INC.
NOTE: According to the manufacturer, the pictured tool is suitable up to an M12 thread.