YASKAWA Z1000U Technical Manual page 235

After the Fault Occurs
Fix the cause of the fault, restart the drive, and
reset the fault
Resetting via Fault Reset Digital Input DI-oo
Resetting via Fault Reset serial command.
Turn off the main power supply if the above methods do not reset the fault. Reapply power after the
HOA keypad display has turned off.
When an "SC" error occurs, contact Yaskawa or a Yaskawa agent before cycling the power to the drive.
Note: If the Run command is present, the drive will disregard any attempts to reset the fault. Remove the Run command or press "OFF" on the
HOA keypad before attempting to clear a fault situation.
YASKAWA SIEP YAIZ1D 01C Z1000U HVAC MATRIX Drive Bypass Technical Manual
Press on the HOA keypad.
Close then open the fault signal digital input via the
digital input defined as Fault Reset (one of Z2-01
through Z2-08 set to 34).
6.8 Diagnosing and Resetting Faults
Procedure
Fault Reset Switch
DI- Fault Reset Digital Input
IG24 24V Common Digital Input Common
ON
2
OFF
1
DIGITAL OPERATOR JVOP-183 ALM
-DRIVE- -Rdy-
Freq Ref (OPR)
U1- 01=60.00Hz
----------------
U1- 02=60.00Hz
JOG FWD FWD/REV
F1 F2
M M
ESC
HAND
RESET ENTER
AUTO OFF
Drive
6
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