Hercules LT0892, Instruction Manual

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4
The forks sink
after they have
been raised.
- Pressure valve does not
seal completely.
-Seals leakage.
-Adjust the pressure
valve.
-Replace seals with new
ones.
5
The forks lifting
speed is low
(Quantity of lifting
is small)
- Air in the hydraulic oil.
-Discharge valve is not
sealed.
-Seals leakage.
-Expel the air.
-Adjust the discharge
valve or replace
component.
-Replace seals with new
ones.
6
The forks do not
descend.
-Discharge valve is locked
or out of adjustment.
-Low temperature,
viscosity class is large.
-The rod is deformed
resulting from a seriously
unbalanced load.
-A part has been
damaged or been
deformed resulting from
unbalanced load.
- Adjust or bleed the
trouble.
-Replace the hydraulic oil
applied to the low
temperature.
-Replace the rod.
-Repair or replace
component.
7
The forks do not
descend to the
lowest height.
-The length of lifting chain
is out of adjustment.
-Adjust the lifting chain.
8
The forks do not
tilt or heavy on
handle and noisy
when tilting.
-The screw is damaged.
-The bearing is damaged.
-Turning axle is worn and
locked.
-Replace the screw.
-Replace the bearing.
-Replace the turning axle
and bushing.
If the problem cannot be solved according to the above table, please
contact the manufacturer.
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