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5
Maintenance
Troubleshooting
Troubleshooting
Troubleshooting
This chapter is intended to help users identify
and eliminate simple faults or problems
caused by operational errors. Carry out the
checks in the table below in sequence to de-
termine the specific cause of the failure.
Malfunction
The truck cannot start
Unable to lift goods
If you are still unable to resolve the fault after
performing all the steps listed in "Solutions",
please contact the company's customer serv-
ice department. Further fault identification and
elimination operations must be performed by
after-sales service personnel who have under-
gone special training.
Battery malfunction information
If the control unit detects a battery malfunc-
tion, the battery light (2) will flash with an er-
ror code until the error is eliminated. Specif-
ic error code displays are as follows:
1. Monomer under-voltage: the green light
●
flashes once (the cycle is for 1 second) then
stops for 2 seconds, then flashes twice,
then stops for 3 seconds and repeats.
2. Monomer over-voltage: the green light
●
flashes once (the cycle is for 1 second) then
stops for 2 seconds, then flashes 3 times,
then stops for 3 seconds and repeats.
3. Short circuit protection: the green light
●
flashes once (the cycle is for 1 second) then
stops for 2 seconds, then flashes 4 times,
then stops for 3 seconds and repeats.
68
Possible reason
The truck's power supply is off.
The battery power is too low
A fuse is blown
The truck is in battery charge
mode
The hydraulic oil level is too
low
The load is overweight
Operating Instructions - 1131 801 1601 EN - 12/2021 - 04
Solution
Press the start button or insert
the key switch.
Check the battery charge and
charge the battery if needed
Check the safety device
Interrupt the charging process
Check the hydraulic oil level
Pay attention to the rated load
(refer to the model identifica-
tion plate)
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