Instruction manual

71
Troubleshooting
3
SETTING WIZARD
3.3 Troubleshooting
Troubleshooting is a function that estimates causes of various troubles and take measures against them. By selecting
necessary items and making a communication with the inverter, trouble causes can be estimated for taking measures.
Double-click an item in the "Troubleshooting" in System View (or select a function and click ) to start
Troubleshooting.
(1) Basic flow of troubleshooting
(2) Check item of troubleshooting
POINT
Troubleshooting includes items that estimate a cause by making
communication with the inverter. Set the system ONLINE to perform
Troubleshooting if possible. When a troubleshooting which requires
communication is started during OFFLINE, the screen on the right
appears. Refer to Help to find trouble causes, and take appropriate
measures.
Note
When simple mode parameters or user group parameters are displayed, troubleshooting which requires communication
cannot be started. Cancel simple mode parameter or user group parameter display before starting troubleshooting.
(Pr. 160 User group read selection="0")
Item
Require
Communication
Refer to
Page
Motor does not rotate as commanded Yes 75
Motor does not rotate Yes 76
Motor rotation direction does not change Yes 76
Motor coasts. Recommended 78
Motor current is large Recommended 79
Acceleration/deceleration is not as commanded Recommended 80
External device (peripheral) malfunctions No 81
Operation mode does not change Yes 82
Unable to write parameter setting Yes 85
Unable to communicate No 87
Displays related parameters based on causes and measures. Input
parameter setting values referring to measures. Click " " to
reflect the setting values to the Parameter List and end
Troubleshooting. Write the parameter setting values to the inverter
from the Parameter List.
Select an item from the list, and start Troubleshooting.
Makes a communication with the inverter and displays the current
status. Select a trouble description, and click " ".
Displays causes of troubles and measures. Select appropriate
causes and measures and click " ".
Status Display
Starting Troubleshooting
Main frame
Cause Estimate
Related Parameter