Troubleshooting
59
Liebert
®
GXT4
™
User Manual
7.0 Troubleshooting
This section indicates various UPS symptoms a user may encounter and provides a troubleshooting guide
in the event the UPS develops a problem. Use the following information to determine whether external
factors caused the problem and how to remedy the situation.
7.1 UPS Symptoms
The following symptoms indicate the Liebert GXT4 is malfunctioning:
• The relative indicators illuminate, indicating the UPS has detected a problem.
• An alarm buzzer sounds, alerting the user that the UPS requires attention.
7.1.1
Indicator and LCD
In addition to the fault indicator being illuminated, the LCD will display the fault. The displayed fault on the
LCD is described in
Table 7-1
Description of the displayed fault
Displayed Fault
Cause
Corrective Steps
UPS self test failed
The battery is bad or weak.
Contact customer service.
UPS shutdown
command received
The UPS shuts down through communication. Contact customer service.
UPS overload
The UPS is overloaded.
Reduce the load and contact customer
service.
Inverter Out of Order
The inverter is faulty.
Contact customer service.
Battery Weak/Bad
The battery is bad or weak.
Replace the battery.
Output Short Circuit
The output connection is short-circuited.
Shut down the equipment and contact
customer service.
DC Bus Overvoltage
The DC bus is faulty.
Contact customer service.
UPS Overtemperature
Over-temperature occurs to the UPS and the
UPS will transfer to Bypass mode.
Reduce the load and contact customer
service.
Charger Out of Order
The charger is faulty.
Contact customer service.
Fan Out of Order
At least one fan is faulty.
Contact customer service.
DC Bus Discharge Fail A DC-DC failure occurs.
Contact customer service.
NOTE
If the UPS encounters a fault and no correction attempt is performed within 2 minutes, the LCD
backlight will flash (on 1 second and off 1 second) as an alert.
Press any button to exit the alert mode. If no correction attempt is performed on the UPS, the LCD
backlight will flash again until the UPS fault is corrected.
Summary of Contents for Liebert GXT4-10000RT208
Page 1: ...Liebert GXT4 UPS 208 V 5000 VA 10 000 VA 6000RTL630 User Manual ...
Page 2: ......
Page 12: ...Glossary of Symbols Liebert GXT4 User Manual 4 Page intentionally left blank ...
Page 24: ...Product Description Liebert GXT4 User Manual 16 Page intentionally left blank ...
Page 36: ...Installation Liebert GXT4 User Manual 28 Page intentionally left blank ...
Page 52: ...Operation and Display Panel Liebert GXT4 User Manual 44 Page intentionally left blank ...
Page 70: ...Troubleshooting Liebert GXT4 User Manual 62 Page intentionally left blank ...
Page 79: ......