Problem
Analyses of Trouble
Remedies
Replace
Clean or replace
Clean or replace
Adjust pressure
Exhaust air
Replace spring piece
Check piston seals
Adjust flow-divider for
flow rate
Refill oil
Clean or replace
Replace
Fail to turn
handwheel
Difficult to turn
handwheel
Truck's snacking
or moving with
oscillation
Excessive noise
Oil leakage
6.3 Steering System Troubleshooting
-47-
Pump damaged or breaking down.
Flow-divider blocked or damaged.
Hose or joint damaged or
pipeline blocked.
Too low oil pressure from flowdivider.
Air in steering oil circuit.
Steering unit fail to recover due to spring
piece damaged or elasticity-insufficient.
Excessive inner-leakage in
steering cylinder.
Excessive flow rate for steering.
Suction pipeline or oil filter blocked.
Too low oil level in oil tank.
Seals of guide sleeve, pipeline
or joint damaged.
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