ep F4 - Error Message

REV. 10/2021
3D
Error Message
Error code LED BLINKS Explanation
Possible cause
5
（
1,1
）
□ □
Over Current The controller detects excessive
current,
Check whether there is a short
circuit in the motor phase line.
power o󰀨 and restart.
9
（
1,2
）
□ □□
Over Temperature The controller temperature
exceeds 95 ° C,
The controller works continuously
under a high load, or the ambient
temperature is too high,
power o󰀨 and restart.
10
（
1,4
）
□ □□□□
Under Voltage The supply voltage is below 17V
Power supply battery
undervoltage, power o󰀨 and
restart.
6
（
1,5
）
□ □□□□□
Over Voltage The controller detected an
overvoltage
Check whether the power supply
voltage is normal. Power o󰀨 and
restart.
117
（
2,2
）
□□ □□
Emergency reverse
switch
Emergency reverse switch
failure
Before power-on, the Emergency
reverse switch be engaged,
Release the Emergency reverse
switch and power on again.
111
（
2,3
）
□□ □□□
MAIN_SHORT Main relay short circuit
110
（
2,4
）
□□ □□□□
MAIN_DRI Main relay drive circuit failure
116
（
3,1
）
□□□ □
INTERLOCK INTERLOCK
failure
Before power-on, the interlock
switch be engaged, and the reset
the tiller and powered on again
100
（
3,2
）
□□□ □□
BRAKE Opening of electromagnetic brake
is abnormal.
Electromagnetic brake controller
circuit failure, replace the
controller.
101
（
3,2
）
□□□ □□
BRAKE The electromagnetic brake shuts
down abnormally.
Electromagnetic brake wiring is
not reliable, or the drive circuit
fault, power o󰀨 restart.
105
（
3,3
）
□□□ □□□
PRECHARGE The Precharge circuit is abnormal
115
（
3,5
）
□□□ □□□□□
HPD HPD
failure.
Before power-on, the accelerator
be activated. Release the
accelerator and power on the
device again.
11
（
4,1
）
□□□□ □
Current Sensor The current circuit is abnormal
65
（
4,2
）
□□□□ □□
MOS MOS device damage