Danfoss VLT AQUA Drive FC 202 Operating Instructions Manual page 43

Maintenance, Diagnostics an... ®
VLT AQUA Drive FC 202 Operating Instructions
ALARM 81, CSIV corrupt
CSIV (Customer Specific Initialisation Values) file has syntax
errors.
ALARM 82, CSIV parameter error
CSIV (Customer Specific Initialisation Values) failed to init a
parameter.
ALARM 85, Dang fail PB
Profibus/Profisafe Error.
ALARM 92, No flow
A no-flow condition has been detected in the system.
22-23 No-Flow Function is set for alarm. Troubleshoot the
system and reset the frequency converter after the fault
has been cleared.
ALARM 93, Dry pump
A no-flow condition in the system with the frequency
converter operating at high speed may indicate a dry
7 7
pump. 22-26 Dry Pump Function is set for alarm.
Troubleshoot the system and reset the frequency converter
after the fault has been cleared.
ALARM 94, End of curve
Feedback is lower than the set point. This may indicate
leakage in the system. 22-50 End of Curve Function is set for
alarm. Troubleshoot the system and reset the frequency
converter after the fault has been cleared.
ALARM 95, Broken belt
Torque is below the torque level set for no load, indicating
a broken belt. 22-60 Broken Belt Function is set for alarm.
Troubleshoot the system and reset the frequency converter
after the fault has been cleared.
ALARM 100, Derag limit fault
The Deragging feature failed during execution. Check
pump impeller for blockage.
WARNING/ALARM 104, Mixing fan fault
The fan monitor checks that the fan is spinning at
frequency converter power-up or whenever the mixing fan
is turned on. If the fan is not operating, then the fault is
annunciated. The mixing-fan fault can be configured as a
warning or an alarm trip by 14-53 Fan Monitor.
Troubleshooting
Cycle power to the frequency converter to determine if the
warning/alarm returns.
WARNING 250, New spare part
A component in the frequency converter has been
replaced. Reset the frequency converter for normal
operation.
WARNING 251, New typecode
The power card or other components have been replaced
and the typecode changed. Reset to remove the warning
and resume normal operation.
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