12 Routine Maintenance
System Manual
92
Step
Figure
Description
1
Polish the damaged parts of the oil paint to remove
the surface rust or other roughness
2
Clean the target parts by rag with water or use 97%
alcohol to clean the surface dust and dirty
3
When the surface is clean and dry, paint the base
material revealed parts with zinc primer (or other
local primers with the same function) for protection.
The paints should cover the revealed primer
completely
4
Paint the abraded parts by banister brush when the
primer is dry, and make sure the painting is as
uniform as possible
