5
6 TROUBLES SHOOTING
△
,!
DO NOT ATTEMP TO REPAIR THE STACKER UNLESS YOU ARE TRAINED AND
AUTHORIZED TO DO SO.
No
Trouble
Clause
Fixing Methods
1
The forks can not be
up the max. height.
-The hydraulic oil is not enough.
-Pour in the oil.
2
The forks can not be
lifted
up.(Motor
is
rotary)
-Without hydraulic oil.
-The oil has impurities.
-Fill in the oil.
-Change the oil.
3
The motor cannot
run.
-The urgent switch is pressed down,
cut off the power.
-The voltage is too lower.
-The connectors of electrical wire is
loose.
-The contactor of DC motor is bad.
-Turn it clockwise, switch on the
power
-Charge it.
-Turn it firm.
-Replace with new one.
4
The forks cannot be
descended.
-The piston rod or mast is deformed
resulting from partial loading slanting
to one side or over-loading.
-The fork was kept in the high position
for long time with piston rod bared to
arise in rusting and jamming of the
rod.
-The release valve of pump is not
opened.
- Replace with new one.
-Keeping the fork in the lowest
position if not using, and pay
more attention to lubricate the
rod.
-Check it, if damaged, replace
with new one.
5
Leaks
-Sealing parts worn or damaged.
-Some part cracked or worn into
small.
-Replace with the new one.
-Replace with the new one.
6
The fork descends
without the release
valve worked.
-The impurities in the oil cause the
release valve to be unable to close
tight.
-Sealing parts worn or damaged.
-The release valve is damaged.
-Replace with new oil.
-Replace with the new one.
-Replace with the new one.
7
Battery cannot be
charged
-Battery is bad.
-The charging plug is loose.
-
Replace with the new one.
-
Turn it firm.
