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bühler
Allied Front-End Loader
- 30 -
P4493
Trouble Shooting Continued
Problem
Insufficient lift capacity.
Slow leak down.
Excessive wear on bottom of
bucket and wear pads.
Hydraulic cylinders
inoperative.
Pump operating continually on
closed center tractor
hydraulics system.
Loader lift and bucket tilt
controls do not work according
to decal.
Valve noisy and/or hot.
Tractor loads/pump squeals.
Stiff control valve.
Possible Cause
Improper hydraulic pump
operation.
Load is greater than boom
lift capacity.
Internal boom cylinder
leakage.
Improper hydraulic valve
operation.
Worn control valve.
Worn cylinder piston seals.
Float position not used while
operating loader.
Hose from control valve
improperly connected.
Tractor control valve relief
stuck open.
Incorrect Auxiliary Valve.
Hydraulic control valve set to
low.
Hoses improperly
connected.
Open center control valve on
closed center tractor.
Closed center control valve
on open center tractor.
Dirt or moisture build up on
spool ends.
Incorrect torque (applies to
sectional valves only).
Remedy
Repair or replace pump.
Check loader specifications.
Replace any worn parts and
install a seal repair kit.
Repair or replace valve.
Have authorized dealer
replace seals.
Use float position provided on
valve.
Refer to plumbing diagrams.
See your service manual for
proper adjustment.
Check with loader dealer for
proper valve application.
Adjust valve in accordance
with manual.
Refer to plumbing diagrams
and correct hose connections.
Replace relief valve with
closed center plug and plug
the power beyond adapter on
valve.
Install open center plug on
optional valve. Replace
closed center plug with relief
and install short plug in place
of the power beyond adapter.
Clean spool ends and if
applicable cable ends at valve.
Loosen and re-torque bolts to
specs.
Содержание 2895E
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Страница 4: ...bühler Allied Front End Loader 2 P4493 LOADER SPECIFICATIONS Illustration TSL shown ...
Страница 10: ...bühler Allied Front End Loader 8 P4493 Safety Decal Location ...
Страница 34: ...bühler Allied Front End Loader P4493 32 2895E 2895E S Main Frame Assembly 5 ...
Страница 36: ...bühler Allied Front End Loader P4493 34 2895E 2895E S Hydraulic Plumbing Assembly ...
Страница 38: ...bühler Allied Front End Loader P4493 36 2895E TSL 2895E S TSL Main Frame Assembly 45 45 ...
Страница 45: ......