Brake trouble shooting – Tie Down Drum Brake Kit for Electric Brakes User Manual
Page 3
Brake Trouble Shooting
Symptoms
Possible Cause
Noise or brake chatter
Improper brake adjustment.
Improperly adjusted or worn wheel bearing.
Drum out of round.
Dirt on drum or lining surface.
Dust in rivet holes.
Lining glazed or worn.
Scored drum.
Loose backing plate.
Weak or broken return springs.
One brake is activating and the other
is not activating.
Improper brake adjustment. (see brake adjustment)
Broken electrical wire.
Improperly adjusted or worn wheel bearing.
Drum out of round.
Loose backing plate.
Faulty wheel cylinder.
Weak or broken shoe return spring.
Glazed or worn lining.
Loose lining.
Loose electrical connector
All brakes drag.
Faulty brake controller.
Mechanical resistance at actuator or shoes.
Improper brake adjustment.
Brakes do not apply.
Improper brake adjustment.
Lining glazed or worn.
Grease on lining.
Loose or disconnect wiring connection.
Faulty controller.
12
18
0
6
,C
8
4
1