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Section 1
General Information
5-4 Troubleshooting MN722
How to Access the Fault Log When a fault condition occurs, motor operation stops and a fault code is displayed on
the keypad display. The control keeps a log of up to the last 31 faults. If more than 31
faults have occurred the oldest fault will be deleted from the fault log to make room for the
newest fault. To access the fault log use the following procedure:
Action
Description Display Comments
Apply Power Logo display for 5 seconds.
Display mode showing output
frequency
Display mode.
Press DISP key 5 times Use DISP key to scroll to the
Fault Log entry point.
Press ENTER key Display first fault type and time
fault occurred.
Typical display.
Press Y key
Scroll through fault messages.
If no messages, the fault log exit
choice is displayed.
Press ENTER key Return to display mode. Display mode stop key LED is on.