Carrier AquaEdge 19DV Controls Operation And Troubleshooting page 41

DESCRIPTION
ALARM CODE
OF ALARM TEXT
VFD Fault -
ALM-519 Motor Phase U Is
Missing
VFD Fault -
ALM-520 Motor Phase V Is
Missing
VFD Fault -
ALM-521 Motor Phase W
Is Missing
VFD Fault - Field
ALM-522
Bus Fault
VFD Fault - 24V
ALM-523
Supply Fault
VFD Fault -
ALM-524
Mains Failure
VFD Fault - 1.8V
ALM-525
Supply Fault
VFD Fault -
ALM-526 Brake Resistor
Short Circuit
VFD Fault -
ALM-527
Brake IGBT Fault
VFD Fault -
ALM-528
Option Change
VFD Fault - Drive
ALM-529
Initialized
VFD Fault - Safe
ALM-530
Stop
VFD Fault -
ALM-531 Service
Trip,Read/Write
VFD Fault - End
ALM-532
Of Curve
VFD Fault -
ALM-533
Broken Belt
VFD Fault - Fans
ALM-534
Error
VFD Fault -
ALM-535
PTC1 Safe Stop
VFD Fault -
ALM-536 Dangerous
Failure
* This Alarm table is not specific to 19DV. References to oil are not as-
sociated with 19DV product.
Table 16 — PIC6 Alarm Codes* (cont)
ACTION TAKEN BY
RESET TYPE
THE CONTROL
Unit shuts down.
Manual
Alarm relay turns on.
Unit shuts down.
Manual
Alarm relay turns on.
Unit shuts down.
Manual
Alarm relay turns on.
Unit shuts down.
Manual Alarm relay turns on. Refer to Danfoss VFD trouble shooting manual
Unit shuts down.
Manual
Alarm relay turns on.
Unit shuts down.
Manual
Alarm relay turns on.
Unit shuts down.
Manual Alarm relay turns on. Refer to Danfoss VFD trouble shooting manual
Unit shuts down.
Manual
Alarm relay turns on.
Unit shuts down.
Manual
Alarm relay turns on.
Unit shuts down.
Manual
Alarm relay turns on.
Unit shuts down.
Manual Alarm relay turns on. Refer to Danfoss VFD trouble shooting manual
Unit shuts down.
Manual
Alarm relay turns on.
Unit shuts down.
Manual Alarm relay turns on. Refer to Danfoss VFD trouble shooting manual
Unit shuts down.
Manual
Alarm relay turns on.
Unit shuts down.
Manual Alarm relay turns on. Refer to Danfoss VFD trouble shooting manual
Unit shuts down.
Manual
Alarm relay turns on.
Unit shuts down.
Manual
Alarm relay turns on.
Unit shuts down.
Manual
Alarm relay turns on.
POSSIBLE CAUSE
Refer to Danfoss VFD trouble shooting manual
Refer to Danfoss VFD trouble shooting manual
Refer to Danfoss VFD trouble shooting manual
Refer to Danfoss VFD trouble shooting manual
Refer to Danfoss VFD trouble shooting manual
Refer to Danfoss VFD trouble shooting manual
Refer to Danfoss VFD trouble shooting manual
Refer to Danfoss VFD trouble shooting manual
Refer to Danfoss VFD trouble shooting manual
Refer to Danfoss VFD trouble shooting manual
Refer to Danfoss VFD trouble shooting manual
Refer to Danfoss VFD trouble shooting manual
Refer to Danfoss VFD trouble shooting manual
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