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LIFT CYLINDER
3)
Problem
Oil leaks out from rod cover
through rod
Oil leaks out from cylinder rod
cover thread
Rod spontaneously retract
Wear(clearance between
cylinder tube and wear ring)
Abnormal noise is produced
during tilting operation
C
C
ause
Foreign matters on packing.
Unallowable score on rod.
Unusual distortion of dust seal.
Chrome plating is striped.
O-ring damaged.
Scores on inner surface of tube.
Unallowable score on the inner
surface of tube.
Foreign matters in piston seal.
Excessive clearance between
cylinder tube and wear ring.
Insufficient lubrication of anchor pin or
worn bushing and pin.
Bent tilt cylinder rod.
6-12
Remedy
Replace packing.
Smooth rod surface with an oil stone.
Replace dust seal.
Replace rod.
Replace O-ring.
Smooth rod surface with an oil stone.
Replace cylinder tube.
Replace piston seal.
Replace wear ring.
Lubricate or replace.
Replace.
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