Subaru XT 1988 Service Manual page 996

BRAKES 4-4
Trouble and possible cause Remedy
4.
Brake dragging or improper brake return
(1 ) Insufficient pedal play
Adjust play.
(2) Improper master cylinder return Clean or replace the cylinder.
(3) Clogged hydraulic system Replace.
(4) Improper return or adjustment of hand brake Correct or adjust.
(5) Weakened spring tension or breakage of shoe Replace the spring.
return spring
(6) Excessively narrow shoe clearance Adjust the clearance.
(7) Improper wheel cylinder operation Correct or replace.
(8)
Improperly adjusted rear wheel bearing Adjust or replace.
5.
Brake noise (1) (creak sound)
(1 ) Hardened or deteriorated lining or pad
Replace the shoe ASSY or pad.
(2) Worn lining or pad Replace the shoe ASSY or pad.
(3) Loosened back plate or the support installing bolts
Retighten.
(4) Loose rear wheel bearing Retighten to normal tightening torque.
(5) Dirty drum or rotor Clean the drum or rotor, or clean and replace the brake
ASSY.
6.
Brake noise (2) (hissing sound)
(1 ) Worn lining or pad
Replace the shoe ASSY or pad.
(2) Improperly installed shoe or pad
Correct or replace the shoe ASSY or pad.
(3) Loose or bent drum or rotor
Retighten or replace.
7. Brake noise (3) (click sound)
In the case of the disc brake.
(1) Excessively worn pad or the support Replace the pad or the support.
In the case of the drum brake.
(1 ) Excessively worn shoe ridge
Replace the back plate.
(2) Excessively worn wheel cylinder piston Replace the wheel cylinder ASSY.
(3) Lack of oil on the shoe ridge surface and anchor Add more grease.
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