B22W-202010
7
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10
CHAPTER 7 REAR AXLE AND BRAKES 1022H TRACTOR
4. TROUBLE SHOOTING
PROBLEM CAUSES COUNTERMEASURES
1) REAR AXLE
Noises
· Worn or damaged bearing
· Worn gear or wheel shaft
Replace
Replace
2) BRAKE SYSTEM
(1)Insufcient braking force
· Insufcient depressing of brake pedals
· Improper pedal free play
· Worn friction plates
Depress pedals positively
Adjust
Replace
(2)Brake noise
· Insufcient brake oil
· Broken actuator spring
· Eccentric wear of actuator
Replenish
Replace
Replace
(3)Brake overheating
· Insufcient oil
· Excessive pedal free play
· Improper operation
Replenish
Adjust
Operate brakes properly
(4) Brake cannot be disengaged
completely.
· Improper brake pedal free play
· Broken actuator spring
· Broken pedal spring
Adjust
Replace
Replace
(5)Not uniform braking
· Improper free play adjustment
· Worn actuator ball
Adjust
Replace
(6)Excessive pedal play
· Improper adjustment of brake rod
· Worn actuator-fork tightening bolt
· Worn brake shaft or brake arm
Adjust
Replace
Replace