Rockwell Automation 22B PowerFlex 40 FRN 1.xx - 6.xx - Manual (Page 97)

Troubleshooting 4-5
PowerFlex 40 Adjustable Frequency AC Drive FRN 1.xx - 6.xx User Manual
Publication 22B-UM001H-EN-E
Motor does not Start.
F100 Parameter
Checksum
➁ The checksum read from the
board does not match the
checksum calculated. Set P041 [Reset To Defalts] to
option 1 “Reset Defaults”.
F122 I/O Board Fail ➁ Failure has been detected in the
drive control and I/O section. 1. Cycle power.
2. Replace drive if fault cannot be
cleared.
(1) See page 4-1 for a description of fault types.
No. Fault Ty
p
e
(1
)
Description Action
Common Symptoms and Corrective Actions
Cause(s) Indication Corrective Action
No output voltage to the motor. None Check the power circuit.
•
Check the supply voltage.
•
Check all fuses and disconnects.
Check the motor.
• Verify that the motor is
connected properly.
Check the control input signals.
• Verify that a Start signal is
present. If 2-Wire control is used,
verify that either the Run
Forward or Run Reverse signal
is active, but not both.
•
Verify that I/O Terminal 01 is
active.
•
Verify that P036 [Start Source]
matches your configuration.
•
Verify that A095 [Reverse
Disable] is not prohibiting
movement.
Improper boost setting at initial
start-up. None Set A084 [Boost Select] to option 2
“35.0, VT”.
Drive is Faulted Flashing red status light Clear fault.
•
Press Stop
•
Cycle power
•
Set A100 [Fault Clear] to option 1
“Clear Faults”.
•
Cycle digital input if A051 - A054
[Digital Inx Sel] is set to option 7
“Clear Fault”.
22B-UM001.book Page 5 Wednesday, January 22, 2014 11:04 AM