Alarm Conditions; Troubleshooting Guide; Table 5 Alarm Conditions; Table 6 Troubleshooting Guide - Liebert GXT2-6000 RT208 User Manual

All audible alarms can be silenced, with the exception of Low Battery, Bypass Reminder and Missing
Batteries at Startup alarms. Once silenced, the alarm will not sound again until a new alarm condi-
tion is present.
Table 5

Alarm conditions

Condition
Battery Mode (utility failure)
Low Battery
On Bypass Reminder
Output Overload (bypass)
Overtemperature (bypass)
DC Bus Overvoltage (bypass)
Control Power Supply Failure (bypass)
PFC Failure (bypass)
Inverter Failure
Inverter-to-Inverter Communications
Failure
Battery Test Failure
REPO Activated
Table 6

Troubleshooting guide

Problem
UPS fails to start when the
ON button is pressed.
Battery indicator is
illuminated.
UPS has reduced battery
time.
Fault and Bypass indicators
and all Load Level indicators
are illuminated.
Fault and Bypass indicators
and diagnostic indicator C are
illuminated.
Fault and Bypass indicators
and diagnostic indicator D are
illuminated.
Fault and Bypass indicators
and diagnostic indicator A are
illuminated.
One short beep every 10 seconds; more than 2 minutes of run time remaining
Two short beeps every 5 seconds; less than 2 minutes of run time remaining
A one-second beep every 2 minutes
One short beep every half second
A one-second, or two-second, beep every 4 seconds
A one-second, or two-second, beep every 4 seconds
A one-second, or two-second, beep every 4 seconds
A one-second, or two-second, beep every 4 seconds
A one-second, or two-second, beep every 4 seconds
A one-half second beep every 1 second
A two-second beep every 1 minute
A one-quarter second beep every half second
Cause
UPS is short-circuited or
overloaded.
UPS not plugged in.
UPS input protection fuse
has blown/opened.
Utility voltage out of UPS
input range.
Batteries are not fully
charged.
UPS is overloaded.
Batteries may not be able to
hold a full charge due to age.
UPS overloaded or load
equipment is faulty.
UPS control power supply
fault.
UPS PFC (Power Factor
Correction Circuit) fault.
UPS internal fan has a
problem or UPS shutdown
due to temperature
condition. Load is on bypass
power.
Alarm
Ensure the UPS is OFF. Disconnect all loads and ensure
nothing is lodged in output receptacles.
Ensure the loads are not defective or shorted internally.
UPS is operating in Battery Mode, make certain UPS is
securely plugged into the wall receptacle.
UPS is operating in Battery Mode. Save data and close
applications. Replace UPS input fuse, then restart UPS.
UPS is operating in Battery Mode. Save data and close
applications. Ensure utility supply voltage is within
acceptable limits for UPS.
Keep UPS plugged in continuously at least 24 hours to
recharge batteries.
Check load level display and reduce the load on the UPS.
Replace batteries. Contact your local dealer, Liebert
representative or the Liebert Worldwide Support Group for
replacement battery kit.
Check load level display and remove non-essential loads.
Recalculate the load and reduce number of loads
connected to UPS. Check load equipment for faults.
UPS requires service. Contact your local dealer, Liebert
representative or the Liebert Worldwide Support Group.
UPS requires service. Contact your local dealer, Liebert
representative or the Liebert Worldwide Support Group.
Ensure the UPS is not overloaded, ventilation openings
are not blocked and room ambient temperature is not
excessive.
Wait 30 minutes to allow UPS to cool, then restart UPS.
If UPS does not restart, contact your local dealer, Liebert
representative or the Liebert Worldwide Support Group.
37
Troubleshooting
Solution