Yaskawa Z1000U HVAC Matrix Bypass - Manual (Page 265)

After the Fault Occurs Procedure
Fix the cause of the fault, restart the drive, and
reset the fault Press on the HOA keypad.
F2 F1
ESC M M
AUTO OFF
ENTER RESET
-DRIVE-
U1- 01=60.00Hz ----------------
U1- 02=60.00Hz
JOG FWD FWD/REV
-Rdy-
ALM DIGITAL OPERATOR JVOP-183
HAND
Freq Ref (OPR)
Resetting via Fault Reset Digital Input DI-oo
Resetting via Fault Reset serial command.
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).
Fault Reset Switch
Drive
DI- Fault Reset Digital Input
IG24 24V Common Digital Input Common
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.
ON
OFF
2
1
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.
6.8 Diagnosing and Resetting Faults
YASKAWA SIEP YAIZ1D 01A Z1000U HVAC MATRIX Drive Bypass Technical Manual 265
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Diagnostics & Troubleshooting