Troubleshooting
11.1.2 Audible Alarm
An audible alarm will sound in conjunction with the visual indicators to indicate a change in UPS operating status. The audible alarm will sound as described in Table 5.
Table 5 Audible alarm description
Condition | Alarm | |
|
| |
Battery discharge | ||
|
| |
Low battery | Two | |
|
| |
UPS fault, load on bypass | ||
|
| |
UPS fault, no power to load | Continuous | |
|
| |
Overload | ||
|
| |
Battery replacement | ||
|
| |
Battery loss | Continuous | |
|
| |
Wiring problem | Continuous | |
(loss of proper grounding for UPS) | ||
| ||
Bypass reminder | ||
|
|
11.2Troubleshooting
In the event of an issue with the UPS, refer to Table 6 to determine the cause and solution. If the fault persists, contact Emerson Channel Support.
Table 6 Troubleshooting table
Problem | Cause | Solution | |
UPS fails to start when the | UPS is | Ensure UPS is Off. Disconnect all loads and ensure | |
On/Alarm Silence/Manual | nothing is lodged in output receptacles. Ensure loads | ||
overloaded | |||
Battery Test button is pressed | are not defective or shorted internally. | ||
| |||
| UPS is not plugged in | UPS is operating from battery mode. Ensure UPS is | |
| securely plugged into the wall receptacle. | ||
|
| ||
| UPS input protection fuse has | UPS is operating from battery mode. Save data and | |
| close applications. Replace UPS input fuse, then restart | ||
Battery indicator is illuminated | blown/opened | ||
UPS. | |||
|
| ||
|
|
| |
|
| UPS is operating from battery mode. Save data and | |
| Utility power is out of tolerance | close applications. Ensure utility supply voltage is within | |
|
| acceptable limits for UPS. | |
| Batteries are not fully charged | Keep UPS plugged in continuously at least 24 hours to | |
| recharge batteries. | ||
|
| ||
UPS has reduced battery | UPS is overloaded | Check load level indicator and reduce the load on the | |
UPS. | |||
backup time |
| ||
Batteries may not be able to | Replace batteries. Contact your local dealer, Emerson | ||
| |||
| representative or Emerson Channel Support for | ||
| hold a full charge due to age | ||
| replacement battery kit. | ||
|
| ||
Fault and Bypass indicators | UPS is overloaded or load is | Check load level indicator and remove | |
and all LED segments of | |||
loads. Recalculate the load and reduce number of loads | |||
battery level indicator are | faulty | ||
connected to UPS. Check load for faults. | |||
illuminated |
| ||
|
| ||
|
|
| |
|
| Ensure UPS is not overloaded, ventilation holes are not | |
Fault and Bypass indicators | UPS has been shut down due | blocked and room ambient temperature is not | |
excessive. Wait 30 minutes to allow UPS to cool, then | |||
and diagnostic A indicator are | to temperature condition; load | ||
restart UPS. If UPS cannot restart, contact your local | |||
illuminated | is on bypass power | ||
dealer, Emerson representative or Emerson Channel | |||
|
| ||
|
| Support. | |
Fault and Bypass indicators | UPS internal DC bus | UPS requires service. Contact your local dealer, | |
and diagnostic B indicator are | |||
overvoltage | Emerson representative or Emerson Channel Support. | ||
illuminated | |||
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| ||
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|
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