41..... Filling Bulkhead Cross Member With Foam
WARNING: This page is about a different car, the 2011 BMW 750xi, 2011 BMW 750Lxi, 2010 BMW 750xi, and 2010 BMW 750Lxi. However, it is still accessible from the selected car via links, so may be relevant.
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 .
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.
IMPORTANT:
Empty the can within 8 minutes.
Follow manufacturer's safety instructions.