Geely CK Series 2007 Workshop Manual page 152

Remove 2 boots from the brake cylinder support bracket.
7. Remove the brake cylinder guide boot
Remove the clip and boot with screwdriver.
8. Remove the bleeder screw
9. Remove the front brake piston
(1) Put a piece of soft cloth between the brake cylinder and piston.
(2) Blow the piston out from the brake cylinder with the compressed air
Notice: Be careful not to put your finger in front of the piston when blowing
the compressed air. Be careful of the splashed brake fluid
10. Remove the piston oil seal
Remove the oil seal from the brake cylinder with a screwdriver
11.Check the brake cylinder and piston
Check the cylinder wall and piston for rust and damage
12. Check the thickness of the brake pad
Measure the thickness with a ruler: Standard thickness: 10mm,
Minimum thickness: 1mm
13. Check the front brake alarm plate
Make sure the alarm plate has enough elasticity, and is not cracked
or worn. Clean all rust, dirt and foreign materials
14. Check disc thickness
Measure the disc thickness with micrometer:
Standard thickness: 11mm
Minimum thickness: 10mm
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