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PowerFlex 40 and 400 Drive Control Logic
F232120
34
© Copyright, Alliance Laundry Systems LLC – DO NOT COPY or TRANSMIT
Table 20
Table 20 (continued)
Allen-Bradley Drive Fault Codes (continued)
Fault Description
Corrective Action
Remarks
039 Phase V Fault Phase to ground fault detected
between controller and motor in
Phase V.
Check wiring between the drive and motor. Check for
grounded phase.
040 Phase W Fault Phase to ground fault detected
between controller and motor in
Phase W.
Check wiring between the drive and motor. Check for
grounded phase.
041 UV Short Fault Excessive current has been
detected between two controller
output terminals.
Check motor and external wiring to the controller output
terminals for shorted condition.
042 UW Short Fault Excessive current has been
detected between two controller
output terminals.
Check motor and external wiring to the controller output
terminals for shorted condition.
043 VW Short Fault Excessive current has been
detected between two controller
output terminals.
Check motor and external wiring to the controller output
terminals for shorted condition.
048 Reset to Default Values Parameters were reset to the
factory default values.
Verify or re-load the Alliance Laundry Systems specified
parameters.
063 Software Over-current Instantaneous (100 ms) trip based
on ALS-specified maximum
current setting.
Check for a locked motor or basket. Check for correct
motor, basket and pulley combination. Check for an
intermittent signal at the drive’s input terminals.
064 Drive Overload The drive’s current rating has been
exceeded by 150% for 1 minute or
by 200% for 3 seconds.
Verify that the parameters are compatible with the motor
and pulley combination. Check for a restriction in the
basket’s rotation. Check for a poor or improper connection
in the motor circuit.
100 Parameter Checksum There is an internal checksum
discrepancy.
Reset the drive’s parameters to the default factory settings
and re-load the ALS-specified parameters.