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Troubleshooting
80
Table 15 lists the warnings and some troubleshooting steps that may be taken if any of the Warnings
in appear.
If Warnings persist, contact your local Liebert representative or contact Liebert Global Services at
800-543-2378. You may also visit the Liebert Web site for information at www.liebert.com.
Table 15 Warnings
Warning
Label
Meaning / Possible Causes Troubleshooting
AUXPOWER
LOW
Auxiliary power supply is low when the system is
not in OFF mode.
Factory-configurable warning
Check / Test Auxiliary power supply
VACUUM
LOW
Drag power exceeds 85W
*
Check Vitals and Vacuum History
MISER HIGH Miser voltage is higher than 2V Calibrate board
RUNOUT
HIGH
Runout is higher than 2.0 mil.
*
Check Vitals and Runout History
PWR SPLY
VOLT LOW
Power supply for PPMC/PCMC is lower than 21V.
Power supply for PPMC/PCMC is lower
than 21V
VIB
INOPERATIVE
VIB inoperative while enabled Check VIB cable connections and wiring
OVERSPEED Speed is higher than the Max Speed
Have Certified Service personnel check
software settings
SET TIME/
DATE
Time and date have not been set Set Time/Date in Menu>View>Time/Date
* Warnings of this nature should be monitored and may be used to schedule preventive maintenance.
NOTE
A “Standby, Motor Hot” message may be displayed as a result of consecutive and repetitive
discharges. This is not a Warning but a normal operating occurrence that may occur due to
frequent charging and discharging of system. Once motor cools it will automatically resume
operation.