Common Symptoms And Corrective Actions - Gram IF 4000 Manual De Uso

Common Symptoms and Corrective Actions

Motor does not Start.
Cause(s)
No output voltage to the motor.
Drive does not Start from Start or Run Inputs wired to the terminal block.
Cause(s)
Drive is Faulted
Incorrect programming.
• P036
[Start Source]
option 0 "Keypad" or option 5
"RS485 (DSI) Port".
• A051 - A052
[Digital Inx Sel]
set to option 5 "Local" and the
input is active.
Incorrect input wiring.
See 1-14 for wiring examples.
• 2 wire control requires Run
Forward, Run Reverse or Jog
input.
• 3 wire control requires Start and
Stop inputs
• Stop input is always required.
Incorrect Sink/Source DIP switch
setting.
Indication
None
Indication
Flashing red status light
None
is set to
is
None
None
Troubleshooting
Corrective Action
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.
Corrective Action
Clear fault.
• Press Stop
• Cycle power
• Set A100
[Fault Clear]
"Clear Faults".
• Cycle digital input if A051 - A052
[Digital Inx Sel] is set to option 7
"Clear Fault".
Check parameter settings.
Wire inputs correctly and/or install
jumper.
Set switch to match wiring scheme.
4-5
to option 1