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Frequent inhalation of brake pad dust, regardless of material
composition, could be hazardous to your health.
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Avoid breathing dust particles.
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Never use an air hose or brush to clean brake assemblies.
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Contaminated brake linings or drums reduce stopping ability.
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Block the front wheels before jacking up the rear of the
vehicle.
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1. |
Raise the rear of the vehicle, and make sure it is securely supported.
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2. |
Release the parking brake, and remove the rear brake drum.
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3. |
Check the wheel cylinder (A) for leakage.
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4. |
Check the brake linings (B) for cracking, glazing, wear, and contamination.
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5. |
Measure the brake lining thickness (C).Measurement does not include
brake shoe thickness.
Brake lining thickness
Standard: 4.5 mm (0.177 in)
Service limit: 1.0 mm (0.039 in)
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6. |
If the brake lining thickness is less than the service limit,
replace the brake shoes as a set.
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7. |
Check the bearings in the hub unit for smooth operation. If it
requires servicing, replace it.
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8. |
Measure the inside diameter of the brake drum with inside vernier
calipers.
Drum inside diameter
Standard: 203.2 mm (8.0 in)
Service limit: 205.2 mm (8.079 in)
Drum roundness
Service limit: 0.06 mm (0.00236 in)
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9. |
If the inside diameter of the brake drum is more than the service
limit, replace the brake drum.
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10. |
Check the brake drum for scoring, grooves, and cracks.
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11. |
Inspect the brake lining and drum for proper contact.
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12. |
Inspect the wheel cylinder outside for excessive wear and damage.
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13. |
Inspect the backing plate for wear or damage.
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Do not spill brake fluid on the vehicle: it may damage
the paint; if brake fluid does conta ...
Hyundai Elantra MD/UD: Inspection
