Chery QQ - Page 240

Chery QQ Service Manual Chassis System
cylinder.
Attention: If piston is damaged, it
must replace whole caliper.
Don’t scratch cylinder during
replacing.
3、Use small wooden tool or plastic tool
to remove seal ring.
Attention: Don’t use metal tool to
remove. It will scratch cylinder or
seal groove.
4、Check if piston is cut, crack or wear.
Replace any damaged piston.
5、Check if cylinder or seal groove are
cut, crack or wear.
6、Use fine sands paper to polish slight
corrosion.
7、If the corrosion cannot be polished,
replace caliper shell.
8、Check if pin hood is cut, crack or
aging.
9、Replace old hood.
10、Check if caliper pins are corrosion
or damaged. Replace corrupt pins.
11、Check if caliper seal groove is
scratched. Replace new one.
12、Remove valve cover and valve.
13、Clean all parts with alcohol.
14、Dry all parts with clean compressed
air.
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Chery Automobile Co., Ltd