Chevrolet Sonic manuals

Chevrolet Sonic Repair Manual: Brake Drum Diameter Measurement

Chevrolet Sonic Repair Manual / Chassis / Brakes / Drum Brakes / Brake Drum Diameter Measurement



    Warning:

    Refer to Brake Dust Warning.

  1. Remove brake drum. Refer to Brake Drum Replacement
  2. Clean the brake shoe lining contact surface of the brake drum (2) with denatured alcohol or an equivalent approved brake cleaner.
  3. Using a brake drum micrometer (1) calibrated in thousandths-of-an-inch, measure and record the largest diameter of the brake drum at four or more points, equally spaced around the drum.

    Ensure the measurements are only taken within the brake shoe lining contact area. The micrometer must be positioned the same distance from the outside edge of the drum for each measurement.

  4. Compare the largest diameter measurement recorded to the brake drum component specifications. Refer to Drum Brake Component Specifications.
  5. If the largest diameter measurement of the brake drum is less than the maximum allowable inside diameter after refinishing specification; the drum may be refinished, depending upon surface and wear conditions.
  6. If the largest diameter measurement of the brake drum is equal to or greater than the maximum allowable diameter after refinishing specification; the drum may not be refinished.
  7. If the largest diameter measurement of the brake drum is equal to or greater than the discard diameter specification; the drum requires replacement.
  8. Install brake drum. Refer to Brake Drum Replacement.
Drum Brakes
...

Brake Drum Refinishing
Special Tools CH-41013 Rotor Resurfacing Kit CH-42450-A Wheel Hub Resurfacing Kit For equivalent regional tools, refer to Special Tools. Warning: Refer to Brake Dust Warning. T ...

Other materials:

What to Add
Use only new DOT 3 brake fluid from a sealed container. See Recommended Fluids and Lubricants. Always clean the brake/clutch fluid reservoir cap and the area around the cap before removing it. This helps keep dirt from entering the reservoir. Warning With the wrong kind of fluid in the brake/ ...

Rear Side Door Window Switch Replacement
Rear Side Door Window Switch Replacement Callout Component Name Preliminary Procedure Remove the rear side door window switch bezel. Refer to Rear Side Door Window Switch Bezel Replacement. 1 Re ...

Lower Control Arm Replacement
Removal Procedure Raise and support the vehicle. Refer to Lifting and Jacking the Vehicle. Remove the tire and wheel assembly. Refer to Tire and Wheel Removal and Installation. Remove the front wheelhouse rear liner. Refer to Front Wheelhouse Liner Replacement. Re ...

В© 2014-2022 Copyright www.csmans.com
   
0.0072