3 Series E46 316i (M43TU) SAL
Always work with suction.
Danger of explosion!
Always replace grinding wheels when machining steel.
Replace steel wire brushes with stainless steel wire
brushes.
Risk of corrosion!
Reduce motor speed of grinding tools and replace
scrubber discs with surface grinder discs.
Material surface heats up too much.
Machine away paint residue and oxidised areas: only
use abrasive paper approved for use with aluminium -
grain size 80/100.
Effect of lubrication.
2.4 Paintwork
Clean surfaces with BMW silicone remover.
Surface treatment, preparation for painting and selection of paint products follows a similar procedure to steel.
For further instructions, please refer to BMW Paint Handbook/Paint Brochure.
RA Notes on repairs of aluminium parts
BMW AG - TIS
19.01.2013 13:55
Issue status (12/2007) Valid only until next DVD is issued
Copyright
Page - 2 -
