Danfoss VLT AQUA Drive FC 202 Operating Manual page 117

Operating Guide | VLT® AQUA Drive FC 202
8.4.38 WARNING 41, Overload of Digital Output Terminal 29
Troubleshooting
• Check the load connected to terminal 29 or remove the short-circuit connection.
• Check parameter 5-00 Digital I/O Mode and parameter 5-02 Terminal 29 Mode.
8.4.39 WARNING 42, Ovrld X30/6-7
Troubleshooting
For terminal X30/6:
• Check the load connected to the terminal, or remove the short-circuit connection.
Check parameter 5-32 Term X30/6 Digi out (MCB 101) (VLT® General Purpose I/O MCB 101).
•
For terminal X30/7:
• Check the load connected to the terminal, or remove the short-circuit connection.
• Check parameter 5-33 Term X30/7 Digi Out (MCB 101) (VLT® General Purpose I/O MCB 101).
8.4.40 ALARM 43, Ext. Supply
Either connect a 24 V DC external supply or specify that no external supply is used via parameter 14-80 Option Supplied by External
24VDC, [0] No. A change in parameter 14-80 Option Supplied by External 24VDC requires a power cycle.
Cause
VLT® Extended Relay Option MCB 113 is mounted without 24 V DC.
Troubleshooting
Choose 1 of the following:
• Connect a 24 V DC external supply.
• Specify that no external supply is used via parameter 14-80 Option Supplied by External 24VDC, [0] No. A change in parameter 14-80
Option Supplied by External 24VDC requires a power cycle.
8.4.41 ALARM 45, Earth Fault 2
Cause
Ground fault.
Troubleshooting
• Check for proper grounding and loose connections.
• Check for proper wire size.
• Check the motor cables for short circuits or leakage currents.
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Maintenance, Diagnostics, and
Troubleshooting
AQ275652274277en-000101 / 130R0708| 115