Chery A113 Maintenance Manual page 7

4.5 Remove the nuts from brake hose with 13# wrench.
Notice: The brake liquid is one toxic liquid. Do not splash the brake
liquid to the clothes or skin during the removal of the brake hose.
Torque: 16±3 Nm.
4.6 Pull out the brake disc with hand.
4.7 Measure the thickness of friction lining. If below 3mm, replace
timely in pairs.
4.8 Remove the brake calliper and brake pump with 14# wrench.
4.9 Remove the dustproof seal and check for the damage of the
dustproof seal. If necessary, renew the dustproof seal. Clean the
contact surface of the brake piston and apply with one film of
silencing grease.
Notice: It's prohibited to make the dustproof seal come contact with
the silencing grease, which will cause the swelling of the dustproof
seal.