YASKAWA A1000

6.9 Diagnosing and Resetting Faults
YASKAWA ELECTRIC SIEP C710616 27G YASKAWA AC Drive A1000 Technical Manual 367
Troubleshooting
6
 Fault Reset Methods
When a fault occurs, the cause of the fault must be removed and the drive must be restarted. The table below lists the
different ways to restart the drive.
Note: If the Run command is present, the drive will disregard any attempts to reset the fault. The Run command must first be removed
before a fault situation can be cleared.
After the Fault Occurs Procedure
Fix the cause of the fault, restart the drive, and
reset the fault
Press on the digital operator when error code is
displayed.
Resetting via Fault Reset Digital Input S4
Close then open the fault signal digital input via terminal S4.
S4 is set for “Fault Reset” as default (H1-04 = 14).
If the above methods do not reset the fault, turn off the drive main power supply. Reapply power after the digital
operator display is out.
LO
RE
F2F1
ESC
RUN STOP
ENTERRESET
ALARM
DIGITAL OPERATOR JVOP-180
RESET
- MODE -
oC
Overcurrent
DRV
FWD
RESET
Fault Reset Switch
Drive
S4 Fault Reset Digital Input
SC Digital Input Common
ON
OFF
2
1