41..... Filling Bulkhead Cross Member With Foam

For acoustic insulation reasons insulating foam is applied to the finish-painted bodyshell in the bulkhead cross member area.

A 2-component PU cavity foam is used.

Sourcing reference for cavity foam, refer to BMW Parts Department.

Observe SAFETY AND APPLICATION INSTRUCTIONS .

Fig 1: Identifying Cavities Seal Plugs

Courtesy of BMW OF NORTH AMERICA, INC.

Remove seal plugs of cavities 1 to 3 and fill cavities with foam.

In so doing, insert spray pipe into bores and slowly pull out during the spraying operation.

To perform the operation, it may be necessary to lengthen the spray pipe.