BMW X3 Service & Repair Manual: Installing cavity sealing (not expanded)

BMW X3 Service & Repair Manual / Body and Frame / Body repair instructions / Installing cavity sealing (not expanded)

NOTE: Carry over schematic diagram to the relevant vehicle type.

The following repair represents replacement of a cavity acoustic baffle.

Before these work steps, prepare the new part so that it is ready to install (adapting, cutting to size, applying welding primer etc.).

Sand contact surface of cavity acoustic baffle (1) with coarse-grained sandpaper (grain 50-100).

Clean contact surface (1) with cleaning agent R2.

Apply a bead approx. 15 mm high of SEALANT D2 to contact surface (1).

If necessary apply sealant D2 somewhat thinner on each side, to prevent the sealant from running.

Body+and+Frame

Attach cavity acoustic baffle in specified position (see old part).

Fit, secure and weld up new part.

WARNING: Ensure adequate ventilation over entire processing period.

    Installing cavity sealing (expanded)
    NOTE: Carry over schematic diagram to the relevant vehicle type. The following repair represents the procedure for an already expanded cavity ...

    Materials science
    1. Aluminum 1.1 Chassis/suspension components READ and observe the Notes on chassis/suspension components before handling aluminum. 1.2 Material ...

    Other materials:

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    Necessary preliminary work: Remove TENSION STRUT FROM GUIDE JOINT. IMPORTANT: Check the rubber gaiter and circlip for damage! When removing and installing the trailing link, check the seat of the circlip seal between the trailing link and the wheel control joint and replace the wheel ...

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