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9. TROUBLE SHOOTING
IF THE TRUCK HAS MALFUNCTIONS FOLLOW THE INSTRUCTIONS THAT
MENTIONED IN CHAPTER 6.
Table 5: Trouble shooting
TROUBLE
CAUSE
REPAIR
Loads cannot be
lifted
Load weight is too high
Load the truck within rated capacity.
Battery discharged
Charge the battery.
Lifting fuse faulty
Check and replace the lifting fuse.
Hydraulic oil level too low
Check and refill hydraulic oil.
Oil leakage
Check and repair the seal performance of
the oil hoses and/or cylinder.
Lifting stops at
1800mm
Fold the protective arms to the initial
position.
Lifting stops at
1800mm
Check the sensor on the protective arm.
1800mm height sensor failure
Check the sensor on the mast.
Oil leakage from
air breathing
Excessive quantity of oil.
Reduce oil quantity.
Stacker cannot
be operated
Battery is charging
Charge the battery completely and then
remove the main power plug form the
electrical socket.
Battery not connected
Connect the battery correctly.
Fuse failure
Check and eventually replace fuses.
Battery discharged
Charge the battery.
Emergency switch is activated
Block the emergency switch function by
inserting and pulling the knob.
Tiller is in the operating zone
Move the tiller firstly to the braking zone.
Protective arms are in the open
position, platform is folded upright
Move the protective arms into the downside
position.
Foldable platform or protective arms in
one of the allowed positions
Check the proximate switches on the arms
and platform.
Protective arms or folding platform is
not in the allowed positions
Check the correct function of the arms
and/or platform.
Stacker only
travels in one
direction
The accelerator and the connectors are
damaged.
Check the accelerator and the connectors.
Stacker travels
The battery is discharged.
Check the battery status by the discharge
indicator.
