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Troubleshooting
Fault Display
Possible Causes
Shorted
Short in transducer wires.
Transducer
Failed transducer.
Hard
Exceeded Max faults allowed
Faults
in 30 minutes.
Any fault lasting continuously for
30 minutes (including auto reset faults
lasting more than 30 minutes).
Over
Excessive internal drive temperature.
Temperature
Pipe Break
Leak detected.
Application calls for long run times.
Internal Fault
Internal voltages are out of range.
Hardware
Internal hardware failure.
Fault
External Fault
External device detected a fault
condition and closed the I1 input.
Open Lead
Motor has an open lead.
Over Current
Motor current has exceeded S F Amps.
Actions
Check for shorted transducer wires,
reversed leads, or damaged insulation.
Disconnect transducer from cable and
press auto start; if the error now reads
"Open Transducer" (and leads are not
reversed) then replace the transducer. If it
still reads "Shorted Transducer", then the
cable has a short; replace the cable.
Check Fault log for list of faults. Correct
issues. Press "Fault Reset".
Look in the Fault Log for the fault
preceding the Hard Fault to determine
what caused the Hard Fault; refer to that
fault's troubleshooting section.
Make sure that the ambient temperature is
not above 60°C (104°F)
Make sure that the fan is operational and
unobstructed.
Make sure that all vents are clear.
Drive goes into TPM and limits the motor
current until it is within the operating
temperature.
Check for any leaks in the pipe system.
Extend run-time limitation: Go to 'Main
Menu, Pipe Break, No. of Days without
Sleep' to verify preset value and change if
needed.
Disable Pipe Break Fault: Go to 'Main
Menu, Pipe Break, Disable Pipe Break
Detection' to disable this function if
needed.
Drive will auto reset and try to clear fault;
press Fault Reset to try to reset fault,
then try to run pump. If fault continues,
replace drive.
Press Fault Reset to try to reset fault, then
try to run pump.
If fault continues, replace drive.
Check the external device.
Make sure that all motor lead connections
are tight and secure.
Motor's thermal overload tripped. Wait for
it to cool and then restart pump.
Drive goes into TPM and limits the motor
current.
14
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