6
Diagnostics
Festo – GDCP-CMMO-ST-EA-SY-EN – 2017-05c – English
141
6.5
Other problems and remedies
Problem
Cause
Remedy
Motor controller is not
working
Motor controller is connected
incorrectly
Check all cables and connections for
short circuits, open circuits or
incorrect pin allocation.
defective cable
Observe the instructions in the
assembly instructions for the cables
and plugs used.
Burned-through internal fuse
(internal short circuit)
Replace the motor controller.
Motor controller fails
to achieve the
specified performance
data
Incorrect control signals from the
higher-order controller
Check control program.
Controller incorrectly set
Check controller parameters.
Observe the information in the
online help section of the FCT plug-in
to ensure correct settings of the
controller parameters.
Error in the power supply.
Comply with voltage tolerances in
accordance with “Technical Data”
chapter.
Tab. 6.7
Other problems and remedies