Troubleshooting - HNC Electric SV-E3 Series Instruction Manual

26 Inverter error 2 ・ Control circuit error
・ Servo ON timeout
27 Current sensor ・ Ambient temperature of current sensor is too
error high
・ Current sensor error
29 Power error ・ Control power supply (DC5V) voltage drops
(Inside the drive) in the drive

9.3 Troubleshooting

When no alarm occurs, confirm the following items if the drive does not operate and the motor does not rotate.
Status
Troubleshooting 1
No display on setting
panel
Troubleshooting 2
Servo not ON
Troubleshooting 3
Motor cannot rotate
Troubleshooting 4
Motor operation not
steady
Troubleshooting 5
Vibration and sound
■Troubleshooting 1 (No display on setting panel)
Switch on the control power supply (24V DC), but on any display of「
Description
Switch on the control power supply (24V DC), but on any display
」on the setting panel.
「
Even though 「 」 is displayed on the setting panel, the
servo cannot start.
The servo is ON, but the motor will not operate.
The motor operates unsteadily.
Vibration and sound occurs when the motor operates.
-Grounding or not
-Power cable wiring
・ Consult HCFA distributor if have not been
improved
・ Check the setting and temperature of the drive
・Consult HCFA distributor if have not been improved
・ Check if short-circuit on the encoder cable wiring
・ Consult HCFA distributor if have not been
improved
Figure 9.3.1
」on the setting panel.
158
Reset
Reset
Reference items
Table 9.3.1
Table 9.3.2
Table 9.3.3
Table 9.3.4
Table 9.3.5