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9-9
Trouble symptom
5. Brake squeaks
(continue)
6. Brake rapping
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Lining poor contact with drum.
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Anti-rattle spring poorly installed.
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Drum sliding surface roughened.
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Drum eccentric or excessively distort-
ed.
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Lining surface roughened.
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Repair by polishing or replace.
Â
Replace.
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Repair by polishing or replace.
Â
Repair or replace.
Â
Repair or replace.
P
P
robable cause
Remedy
7. Large pedal stroke
8. Pedal dragging.
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Brake out of adjustment.
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Hydraulic line sucking air.
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Oil leaks from hydraulic line, or lack
of oil.
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Lining worn.
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Shoe tilting or does not return compl-
etely.
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Lining in poor contact with brake
drum.
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Twisted push rod caused by improp-
erly fitted brake valve.
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Brake valve seal faulty.
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Flow control valve orifice clogged.
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Adjust.
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Bleed air.
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Check and repair or add oil.
Â
Replace.
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Repair.
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Repair.
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Adjust.
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Replace.
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Clean or replace.