Liebert 700-2200 VA user manual Troubleshooting Guide, Problem Cause Solution

Page 20

TROUBLESHOOTING GUIDE

PROBLEM

CAUSE

SOLUTION

UPS fails to start when On/Off

UPS output short circuited or

Ensure UPS is off. Disconnect all

button is pressed

overloaded.

loads and ensure nothing is

 

 

lodged in output receptacles.

 

 

Ensure loads are not defective or

 

 

shorted internally.

 

Internal fuse is blown, indicating

Do not attempt to open or service

 

internal fault.

the UPS. Contact your dealer or

 

 

LTS.

Utility indicator flashing

UPS not plugged in.

UPS is operating in battery mode,

 

 

make certain UPS is securely

 

 

plugged into the wall receptacle.

 

UPS input protection has opened.

UPS is operating in battery mode.

 

 

Save data and close applications.

 

 

Replace UPS input fuse or reset

 

 

input breaker, then restart UPS .

 

Utility voltage out of UPS input

UPS is operating in battery mode.

 

range.

Save data and close applications.

 

 

Ensure utility supply voltage is

 

 

within acceptable limits for UPS.

UPS has reduced battery time

Batteries not charged.

Keep UPS plugged in

 

 

continuously at least 24 hours to

 

 

recharge batteries.

 

UPS is overloaded.

Check load level display and

 

 

remove non essential loads.

 

Batteries may not be able to hold

Replace batteries. Contact your

 

a full charge due to age.

dealer or LTS for replacement

 

 

battery kit.

“Fault” indicator and diagnostic

UPS fan failure or battery

UPS requires service. Contact

LED “A” are illuminated

overcharge.

your dealer or LTS.

 

 

 

“Fault” indicator and diagnostic

UPS failed the battery test.

Replace batteries. Contact your

LED “B” are illuminated

 

dealer or LTS for replacement

 

 

battery kit.

UPS shut down. “Fault” indicator

UPS overloaded or load

Check load level display and

and diagnostic LED “D” are

equipment is faulty.

remove non essential loads.

illuminated

 

Recalculate load VA and reduce

 

 

number of loads connected to

 

 

UPS. Check load equipment for

 

 

faults.

UPS shuts down with the “Fault”

UPS shutdown due to internal

UPS requires service. Contact

indicator and diagnostic LEDs “A”

failure.

your dealer or LTS.

& “B” are illuminated

 

 

UPS shuts down with the “Fault”

UPS shutdown due to an internal

Ensure UPS is not overloaded,

indicator and diagnostic LEDs “A”

over temperature condition.

ventilation openings not blocked,

& “D” are illuminated

 

or room ambient temperature not

 

 

excessive. Wait 30 minutes to

 

 

allow UPS to cool, then restart

 

 

UPS. If it does not restart,

 

 

contact your dealer or LTS.

UPS shuts down with the “Fault”

UPS shutdown due to a command

Your UPS has received a signal

indicator and diagnostic LEDs “B”

from the communications port(s).

or command from the attached

& “D” are illuminated

 

computer. If this was inadvertent,

 

 

ensure the communication cable

 

 

used is correct for your system.

 

 

For assistance, contact your

 

 

dealer or LTS.

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DISCONTINUED

PRODUCT

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Contents PowerSure Interactive Important Safety Instructions DIS ProductDIS Product Introduction & System Description Major Components Automatic Voltage RegulatorMINI-TOWER Installation Rackmount Installation Controls and Indicators Load/Battery Level Indicators ALL GreenPowersure Interactive MINI-TOWER Powersure Interactive Rackmount ModelsNormal Mode Operation OperationBattery Mode Operation Communications Interface Port UPS MonitoringUPS Intellislot Communications MaintenanceUPS Intelligent Communications MINI-TOWER Battery Replacement VA Model Rackmount Battery Replacement DIS Product Troubleshooting Indicator a indicatorTroubleshooting Guide Problem Cause SolutionPowersure Interactive Typical Battery Discharge Curves 2200 VAFuse Replacement Procedures Audible Alarm ConditionsMINI-TOWER Specifications Dimensions in mmRackmount Specifications DIS Product 700-2200 VA
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