Troubleshooting
Under fault conditions, the Fault indicators will be illuminated indefi- nitely while battery charger is operational, or for a maximum of 5 min- utes while battery charger is not operational.
If a problem persists, consult your local dealer, Liebert representative or contact the Liebert Worldwide Support Group. Please have the UPS model number and serial number available at the time of your inquiry.
Table 1 Troubleshooting guide
Problem | Cause | Solution | |
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|
| |
|
| Ensure UPS is OFF. | |
UPS fails to start |
| Disconnect all loads and | |
UPS is short circuited or | ensure nothing is lodged in | ||
when the ON | |||
overloaded. | output receptacles. Ensure | ||
button is pressed. | |||
| loads are not defective or | ||
|
| ||
|
| shorted internally. | |
|
|
| |
|
| UPS is operating from | |
| UPS not plugged in. | battery mode, make certain | |
| UPS is securely plugged | ||
|
| ||
|
| into the wall receptacle. | |
|
|
| |
|
| UPS is operating from | |
| UPS input protection fuse | battery mode. Save data | |
Battery indicator | and close applications. | ||
has blown/opened. | |||
LED is | Replace UPS input fuse, | ||
| |||
illuminated. |
| then restart UPS. | |
|
|
| |
|
| UPS is operating from | |
|
| battery mode. Save data | |
| Utility voltage out of UPS | and close applications. | |
| input range. | Ensure utility supply | |
|
| voltage is within | |
|
| acceptable limits for UPS. | |
|
| Keep UPS plugged in | |
| Batteries are not fully | continuously at least 24 | |
| charged. | hours to recharge | |
|
| batteries. | |
|
| Check load level display | |
UPS has reduced | UPS is overloaded. | and reduce the load on the | |
| UPS. | ||
battery time. |
| ||
|
| Replace batteries. Contact | |
| Batteries may not be able | your local dealer, Liebert | |
| representative or the | ||
| to hold a full charge due to | ||
| Liebert Worldwide Support | ||
| age. | ||
| Group for replacement | ||
|
| ||
|
| battery kit. | |
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28 | DISCONTINUED |
| PRODUCT |