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12
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Guides for Malfunction
Analyzing and eliminating malfunction
Item
Malfunction
Reason
Solution
1
The machine
doesn’t work
The safety key is missing
Put the safety key at the right position
The power switch is in “0”
position
Turn power switch to “1”
2
The meter
doesn’t work
The meter and upper
communication line are
not correctly connected
Disassemble the meter and make sure
that the meter and communication line
are well connected.
The upper communication
line is broken
Replace the upper communication line!
3
E0
on the screen
No safety key
If safety key is at the right position,
then check the connecting part and
make sure the safety key is connected
well.
4
E01
on the screen
No signal
Check sensor wire to see whether it is
well connected or whether it is broken.
5
E02
on the screen
Error of PCB
Open circuit of IGBT-CE, replace PCB.
6
E03
on the screen
Big speed fluctuation
If this problem happened when speed
is higher than 8km/h, the machine is
overload, running belt is broken or lack
of lubricant.
If the motor has been used for a long
time, replace the motor or replace the
PCB.
7
E04
on the screen
Error of the
communication line
Check connections of the meter and
under control and make sure they are
all well connected. Otherwise, replace
some lines.
8
E05
on the screen
Current overload
protection
Check the motor. If it’s OK, restart the
machine.
9
E06
on the screen
Error of the motor
Check whether the motor are well
connected, Otherwise, replace the
motor or PCB
