Document NO. M-7E-EM-English
PAGE
Page 24 of 25
Engineer Manual-Trouble Shooting
VERSION
B
4.3.
Abnormal Display On Console
Step
illustrate
Auxiliary Photo
1
Switch ON the power and press START to
quick start, if the motor work normal, just
display abnormal, please replace the
console PCB.
2
If motor can not work and no function by
press any key, please check the power
source from interface PCB.
Refer to:
2.1『Interface PCB』
4.4.
Can Not Decrease Speed
Step
illustrate
Auxiliary Photo
1
Open the motor cover and switch ON the
power then press START. Increase speed to
12km/h(or higher speed) and wait it to
stable. Decrease speed by press quick
speed key 10.
2
Check the pilot lamp LED3 where on the
interface PCB after press quick speed key.
Do the LED3 flash after press the quick
speed?
Refer to:
2.1『Interface PCB』
3
If LED3 flash after press quick speed key
to decrease speed, the speed command
signal is no problem, console wire no
problem, maybe the interface PCB or
inverter got some problems, please check.
Refer to:
2.1『Interface PCB』
2.4『Inverter』
4
If LED3 did not flash after press quick
speed key to decrease speed, the console
wire or console got problems, check
console wire first, otherwise, to replace
the console PCB is the final solution.
Refer to:
2.2『Console Wire』