Chery QQ - Brake Pedal Replace

Chery QQ Service Manual Chassis System
4）Installation of the braking master
pump
1. Check to see if there are any
damages on the sealing ring at the
joining section of the master pump
and the vacuum actuator pump. Make
proper replacement if the ring is
damaged.
2. Mount the master pump on the vacuum
actuator. Install the proportion
distribution valve stand, with two
fastening screw nuts. Tighten with a
torque of 23-27N.m.
3. Turn the two braking pipelines a
few threads manually, then tighten
the pipeline with a wrench with a
torque of 14—18N.m.
Attention:
 The joints of the braking pipes
must be clean;
 First turn the pipelines a few
threads with hands when
connecting the pipes so as to
avoid any possible damage to the
pipe joints.
4. Connect the plug of the liquid
level sensor.
5. Refill the braking liquid.
Discharge the air of the braking
system by referring to the “Air
Discharge for Braking System”.
Check to see if there is any leakage
in the system.
Attention: It is not allowed to use
absorber oil or any liquid containing
mineral oils. It is not allowed to use
the braking liquid contained in the
vessels that once contained mineral
oils or that has been made wet by
water, because the mineral oils might
lead to the expansion or deformation
of the rubber parts in the braking
system, and water will dissolve the
braking liquid, which will reduce the
boiling point of the braking liquid.
To prevent from contaminations,
please screw the liquid storage tank
cover tightly.
It is strictly forbidden to use
mixed braking liquid. It is
recommended to use the DOT-4
Shell-brand braking liquid.
2、Brake pedal replace
1、Removal stop lamp switch plug.
2、Remove the split pin for the brake
pedal and the vacuum actuation pump,
then take of the pin bolt
3. Loose brake pedal shaft lock nut,
from right unsling pedal shaft
4. Removal pedal and spring
Steps of installation
1． Use special lubricant to
lubricate pedal shaft.
2． Replacing assembly with brake
bush when replacing brake pedal.
3． Install pedal and spring on
installing position, and insert
pedal shaft on support.
4． Note to install washers on two
sides when installing pedal and
spring.
5． Fix pedal shaft with nuts to the
support. Screw torque is 30-40N.m.
6. Connect vacuum booster handspike
to brake pedal. Insert the spring
pins to handspike.
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Chery Automobile Co., Ltd