60 Operation
UPS SYSTEM (continued)
External shutdown The UPS has been shut down from an external contact.
[Perform a UPS start-up procedure when the conditions causing the external
shutdown have been corrected.]
COOLING
Fan failure A failure has been detected in at least one of the internal cooling fans.
[Contact Liebert Customer Service and Support at 1-800-543-2378.]
System shutdown impending due to
over-temperature
An over-temperature condition is present in the UPS cabinet. The UPS will
automatically shutdown if the over-temperature continues.
[Determine the cause of the condition and correct it if possible. Check for
clogged air filter, restricted air flow, or fan failure.]
System shutdown in 5 minutes due to
over-temp
Over-temperature condition has persisted. Note the time stamp on the alarm
message.
[Perform an orderly shutdown of the critical load. Perform a UPS shutdown
procedure or allow the UPS to perform an automatic shutdown. Contact Liebert
Customer Service and Support at 1-800-543-2378.]
Table 8 Alarm Messages (continued)
Alarm
Message
Meaning and
Corrective Action in Brackets [ ]
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