12 Routine Maintenance
System Manual
90
Situation 3
: the undercoat is damaged and the primer is revealed
Maintenance and operation steps for situation 1:
Materials:
Rag
Water
Alcohol or other non-corrosiveness detergents
Step
Figure
Description
1
Clean the smudginess on the surface by rag
(or other cleaning tools) with water
2
If the smudginess cannot be cleaned by
water, use 97% alcohol until the surface is
clean enough to accept. (Or try other local
commonly
used
non-corrosiveness
detergent)
Maintenance and operation steps for situation 2:
Materials:
Abrasive paper
Rag
Water
Alcohol
Hairbrush
Oil paint
