Eaton 9155 User Manual

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Contents

TROUBLESHOOTINGEaton 9155 UPS (8–15 kVA) User's Guide 164201553 Rev G (www.eaton.com/powerquality)80ActionPossible CauseAlarm or ConditionThe UPS does not start. The main utility breaker is off. Verify that the main utility breaker is on.If an optional isolation transformer is installed,the input circuit breaker is off.Verify that the isolation transformer input circuit breaker is on.The remote emergency power-off (REPO) switchis active or the REPO connector is missing.Reset the REPO switch and restart the UPS. Verify that the REPOconnector is present.Power is not available at theUPS output receptacles.The UPS is in Standby mode. Supply power to the connected equipment: Press any button onthe front panel display to activate the menu options. Press thebutton on the front panel display and then press the button toselect the TURN UPS ON/OFF menu. Press the button to selectthe TURN UPS ON option; press the button. Press and hold thebutton for three seconds, until the UPS stops beeping.The UPS does not provide theexpected backup time.The batteries need charging or service. Apply utility power for 48 hours to charge the batteries. If thecondition persists, contact your service representative.Battery circuit breakers are in the OFF position. Switch all battery circuit breakers to the ON position.Silencing the AlarmBefore silencing an alarm, check the alarm condition and perform the applicable actionto resolve the condition (see Table 19).To silence the alarm for an existing fault, press any button on the front panel display.If the alarm status changes, the alarm beeps again, overriding the previous alarmsilencing.Service and SupportIf you have any questions or problems with the UPS, call your Local Distributor or theHelp Desk at one of the following telephone numbers and ask for a UPS technicalrepresentative.United States: 1-800-843-9433 or 1-919-870-3028Canada: 1-800-461-9166 ext 260All other countries: Call your local service representativePlease have the following information ready when you call for service: Model number Serial number Firmware version number Date of failure or problem Symptoms of failure or problem Customer return address and contact information