Wallenstein LXT95, Руководство оператора

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10 TROUBLE SHOOTING
The Wallenstein Log Grapple Trailer is designed to lift, load and transport wood or logs out of the woods or
woodlot. It is a simple and reliable system that requires minimal maintenance.
In the following section, we have listed many of the problems, causes and solutions to the problems that
you may encounter.
If you encounter a problem that is difficult to solve, even after having read through this trouble shooting
section, please call your local distributor or dealer. Before you call, please have this Operator's Manual from
your unit and serial number ready.
PROBLEM CAUSE SOLUTION
No pressurized
hydraulic oil.
Oil filter plugged. Change filter.
Ensure machine is off and cooled
down.
No pressurized
hydraulic oil
Low hydraulic oil level, top up.
Ensure machine is off and cooled
down.
Hydraulic hoses
switched
connection at grapple switched,
check colour code and match
connections.
Ensure machine is off.
Not enough flow
Flow control set too low, set control
higher for more flow.
Hydraulic hoses
switched Switch input / output hydraulic hose
connections.
Ensure machine is off.
Low engine speed.
Check that choke is off, check
throttle is correctly set.
Cylinders jerk, don't run
smoothly.
Leak in hydraulic
system Air getting into system, tighten all
hydraulic connections.
Ensure machine is off.
Return springs
collapsed. Check valve return springs, replace
if required.
Ensure machine is off.
No pressurized
hydraulic oil.
Oil filter plugged. Change filter. Ensure machine is off.
No pressurized
hydraulic oil
Low hydraulic oil level, top up. Ensure machine is off.
Control may be
damaged. Call technician, control may need
service or be replaced. Ensure machine is off and call
hydraulic technician.
Leaking hydraulic hose.
Hose worn or
damaged.
Replace hose.
Ensure machine is off and cooled
down.
Leaking cylinder. Seals worn.
Call technician, seal replacement
may be required. Ensure machine is off and call
hydraulic technician.
Hydraulics behave eratically.
mis-matched valve
(open / closed system)
Determine hydraulic system on
tractor, ensure valve system
matches.
Ensure machine is off and call
hydraulic technician / service.
leaking seals replace seals .
Ensure machine is off and call
hydraulic technician / service.
Counter balance valve
defective
repair or replace valve.
Ensure machine is off and call
hydraulic technician / service.
CAUTION
Control handle does't go to
neutral when released.
Boom drifts down.
Cylinder rods move slowly or
don't move. (main boom,
dipper boom, grapple,
stabilizers).