Mazda 323 1988 Workshop Manual page 775

REAR DRUM BRAKE 1.1
INSPECTION
Check the following and repair or replace any faulty
parts.
1. Scratches, uneven or abnormal wear inside drum
Note
Repair by sanding if the problem is minor.
2. Drum inner diameter
Diameter: 200 mm (7.87 in)
Maximum: 201 mm (7.91 in)
3. Peeling, cracking, or extremely uneven wear of
lining
4. Lining wear
Thickness: 1.0 mm (0.04 in) min.
Caution
When replacing the shoe asse~mbly, replace
the left and right shoes at the same time as
a set.
5. Fit of drum and lining
(1) Apply
chalk
to the inside of the drum.
(2) Rub the shoe against the drum.
(3) Check for the fitness of the drum and lining and
replace the brake shoe or repair the brake
drum.
(4) After the check, wipe the chalk off.
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