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Chevrolet 2010 New Sail New Technical Training
- Learner's Manual
Important precautions: if the “click” sound of the
regulator assembly cannot be heard from the two brake
drums, then the clearance between the brake shoe and
the brake drum has already been adjusted.
z Press the brake pedal at least 10 times, and confirm
that the “click” sound of the regulator assembly
cannot be heard in the two brake drums.
z For hand brake adjustment, please refer to "hand
brake adjustment".
5.12 The Wear-in Of Brake Shoes and Brake Drums
z Once a brake shoe is replaced, wear-in shall be carried out for the new braking surface.
z Once sizing is implemented or a brake drum is replaced, wear-in shall be carried out for the new braking
surface.
z Brake 20 times at the speed of 48 km/h in order to carry out wear-in for the new braking surface.
z Step down the brake pedal with a varying force from moderate to heavy. Do not cause the brake to
become overheated.
Special precautions: Emergency brake should be avoided within 200 km driving distance after the brake
lining is replaced.
5.13 Hydraulic Braking System Exhaust
1. When the engine is stopped, continuously press the brake pedal several times until the reserved pressure in
the booster is completely eliminated.
2. Disconnect the electrical connector of the Master Cylinder storage tank.
3. Dismount the Master Cylinder storage tank cover.
4. Connect the outlet valve to the Master Cylinder storage tank through an adapter.
5. Tighten and loosen the brake pressure control and air release valves respectively to carry out exhaustion for
vehicles equipped with anti-lock braking system（ABS）.
6. Fill the pressure exhaust device to 140-172 kpa （20-25 bar /square inch）.
7. Pour brake fluid into the Master Cylinder storage tank. During the exhaust process, the brake fluid in the
Master Cylinder should be maintained as half-full.
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