BMW X3 Service & Repair Manual: Reinforcement plate (bonded)

In the case of a partial replacement piece, a body component is cut at a point described in the repair instructions.

A reinforcement plate is bonded in to ensure sufficient strength.

Observe notes on REPAIR STAGE 2.

NOTE: The following graphics serve as general illustrations of reinforcement plate repair work. They apply to sectional repairs to the structure.

Mark component in accordance with measurement a and cut.

Body+and+Frame

Preparation of new part: Cut new part (1) in accordance with cut on vehicle and if necessary adjust to fit with straightening attachment or universal mount.

Body+and+Frame

Make reinforcement plate (1) from trim of new part (2).

Length of reinforcement plate is 80 mm.

Body+and+Frame

Slide reinforcement plate (1) half-way into component on body and fasten with 2 self-tapping screws (2).

Body+and+Frame

Adjust new part (1) to fit and set 4.3 mm dia. bore holes (2).

Remove new part again.

Release self-tapping screws (3).

Remove reinforcement plate.

Drill out bore holes (3) for screws to 4.3 mm dia.

Deburr all bore holes.

Body+and+Frame

IMPORTANT: Do not grind new part and body in area of bonding surfaces.

Installing reinforcement plate

Clean all bonding surfaces with cleaning agent R1.

Apply adhesive (1) to reinforcement plate bonding surface.

Carefully slide reinforcement plate half-way into body component (2).

IMPORTANT: When joining reinforcement plate, make sure there is sufficient adhesive on bonding surfaces.

Body+and+Frame

Rivet reinforcement plate (1) up to half-way with blind rivets N3 (2).

Body+and+Frame

Apply adhesive (1) to reinforcement plate bonding surface.

Body+and+Frame

Install new part (1) with straightening attachment or universal mount and rivet with blind rivets N3 (2).

After adhesive has hardened, flatten adhesive area and seal blind rivets.

Body+and+Frame

    Quality standard
    The overall requirements relating to a vehicle can only be implemented by including "all" components. This applies in particular to the body. ...

    Reinforcement plate with stud bolt (bonded)
    In the case of partial replacement, a body component is cut at the point described in the repair instructions. A reinforcement plate is bonded in ...

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