27
Fault Code
Fault Description
Fault Processing
E1
Communication abnormal:
The control and computer
has abnormal
communication after start
1. Check if the computer is connected with the inverter
well, or any damage of the lines.
2. Check the inverter and change it if it is damaged.
3. Check the computer and change it if it is damaged.
E2
The motor wire is not
connecting well
1.
Check if the motor wire is connected well and re-connect
the motor wire.
2.
Check if there is a burning smell from controller, if yes,
please change the controller.
E3
Current overload
Protection
1. Stop and go into fault status, computer buzzle will ring 3 tones and
shows fault code“E3”. Other areas show blank. After 10 seconds will
go
into ready mode, and can restart.
2. Possible Reasons
:
Over the rated load causes too much electricity
that
makes system self-preservation or some parts blocked and make
DC
motor can’t process. Adjust the machine and restart.
3. Please check the DC motor or controller for any burning smell. If
yes, please change the motor or controller. Make
sure the power and
voltage complies with standard.
E4
Incline self-learning fault
Check if incline motor wire is connected well. Make sure
the AC wire of incline motor is connected well with drive
board. Check if incline motor wire damage. Ensure these
points are ok, press the button on controller to let itself self -
test, then it can be used again.
E6
Explosion-Proof
Protection
:
Some unusual
condition of power or
voltage that cause damage to
the motor drive circuit.
Check if there is a burning smell from the controller, if
yes, please change the controller.
Possible Reasons
:
The power voltage is less than normal
or the controller has some problems. Make sure the motor
wire is connected well.
—
—
Computer doesn’t detect
safety key signal
1
、
Check if safety key switch works, connecting wire
works, or magnet inside works
2
、
Safety key is not placed correctly
3
、
Safety key is damaged
No display on
computer
No power
1
、
Check if power cable is connected to machine or change
to another power outlet. If power switch is in position, test it
by switch ON/OFF. If the power switch is burned out,
replace one and make sure there’s power to machine
2
、
Check cable connection between computer and inverter.
3
、
Replace adaptor or computer
ERROE CODE AND SIGNIFICANCE
Содержание JTM3000
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