Troubleshooting - Falcon FN2 Series Installation & User Manual

Installation & User Manual

Troubleshooting

WARNING: Error Codes may require user to shut down and restart the UPS. MBS can be
used to power the critical load while the UPS restart is taking place.
Connected equipment may need to be turned off to prevent damage in case of a critical
UPS failure.
1. If there is a serious abnormal condition, the UPS will lock itself in the "OFF" position as
shown in figure B.
2. After three seconds all messages will be locked except both Bypass indicators (LED
and LCD
Utility is abnormal after the UPS is locked, the related LED
the related LCD symbol
3. To release the UPS lock, proceed as follows:
a. Note the error code.
b. Check the error messages in troubleshooting guide for help with the problem.
c. Press the Off
d. Turn Off the Utility Input breaker.
4. Shutoff
a. Press the Off
and the output load will be supplied by the Bypass loop. The LCD will display
figure B.
b. Turn Off the Utility Input breaker.
i. The UPS is now turned off.
FN2 Series OM480053 Rev.: C
) and Utility indicators (LED
or will appear.
button for five seconds. A buzzer will sound twice.
button for five seconds. The Inverter output will be turned off,
Falcon Electric, Inc.
and LCD ). If the Bypass or
or will be off and
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