24
Error Code Description
Solutions
E1
Failure
communication
between inverter
and computer
1.
Check if computer is connected to inverter with correct wires, check connector,
check if wire is damaged or unplug and re-connect.
2.
Replace inverter and test.
3.
Replace computer and test.
E2
Inverters
overheat
1.
Switch off for over 20 seconds and switch on again. If E2 persists.
2.
Check if the fan and heat sink are clean or if the fan is working. If E2 persists.
3.
Replace inverter.
E3
Input voltage low
1.
Switch off for over 20 seconds and switch on again. If
E3
persists.
2.
Check if the input voltage low. If
E3
persists.
3.
Replace inverter.
E5
Inverter
over-current
1.
Switch off for over 20 seconds and switch on again. If E5 persists.
2.
Check if roller bearings are stuffed and not rotating freely inside front and rear
rollers, check if running belt and running deck are well lubricated without
excessive wear and tear, check belt tension is moderate. If E5 persists.
3.
Replace inverter.
E7
Overload
protection
1.
Switch off for over 20 seconds and switch on again. If E7 persists.
2.
Check if roller bearings are stuffed and not rotating freely inside front and rear
rollers, check if running belt and running deck are
well
lubricated without
excessive wear and tear, check belt tension is moderate. If E7 persists.
3.
Replace inverter.
E4
Incline
adjustment
1.
Check incline motor sensor wire if connect correctly, re-plug in.
2.
Check incline motor AC cable if connected correctly, the incline AC cable is
connecting correctly to follow the controller mark.
3.
Check if the cable of motor is damage.
4.
Replace cable or incline motor, then press the adjustment button to run
again.
Er
Other error of
inverter
1.
Switch off for over 20 seconds and switch on again. If E6 persists.
2.
Replace inverter.
E9
Incline faulty
1.
Check incline motor sensor wire if connect correctly, re-plug in. If E9 persists.
2.
Replace inverter. If E9 persists.
3.
Replace incline motor
—
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, check and replace.
No display
on computer
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 inverter or computer.
Error code and significance
ERROR CODE
AND SIGNIFICANCE
23
