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TROUBLE
SHOOTING
PROBLEM
Hydraulic
pump capacity
inadequate.
Lift cylinder rods bend when
lift cylinders extended.
Bucket cylinder
when
bucket
extended.
rods bend
cylinders
Bucket cutting edge wear is
'uneven" - side to side.
Bucket cutting edge wear
rate is excessive (wear rate
is even across full width of
bucket on concrete).
Note:
Extensive
use of
bucket on concrete/asphalt
surfaces will accelerate wear
rate of bucket cutting edge.
Fork bucket tine(s) bend.
POSSIBLE CAUSE
Cold hydraulic, fluid.
Engine RPM too slow.
Low hydraulic fluid supply.
Hydraulic hose restriction.
Hydraulic pump defective.
Excessive shock load on lift
cylinders during transport.
Back grading or dozing with
bucket cylinder extended.
Bucket is not level to ground.
Incorrect
operation
practices.
Excessive down pressure
placed on bucket when being
used
on hard abrasive
surfaces.
Bucket wear pads worn.
Excessive
loading
on
individual tine(s).
CORRECTION
Allow hydraulic fluid to warm
up to operating temperature.
Increase engine R.P.M.
Refer to tractor
owner's
manual
for
service
recommendations.
Check
for
evidence
of
restriction
in hydraulic
hoses.
Refer to tractor
owner's
manual for recommended
service procedures. Replace
hydraulic pump if determined
to be defective.
Replace
defective
parts.
Review and observe proper
and
safe
operational
practices.
Replace
defective
parts.
Review and observe proper
and
safe
operational
practices.
Check rear tire inflation and
adjust pressures
to level
bucket to ground.
Refer to operation -scraping
section for correct operating
procedures.
Utilize
float
position.
Replace wear pads.
Repair/replace
defective
tines. Ensure full compliment
of tines are under load when
breaking out material.
49
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