Respond to Alarms
When an alarm is triggered, the cooling unit alerts you through the display interface by the following methods:
•Active alarm screen entry on scrolling status screens
•LEDs on the front panel display
•An optional audible alarm, if enabled, every 30 seconds
View active alarms
Path: Main > View Alarms
The View Alarms screen provides the number of alarms, the severity level of each active alarm, and a brief description of each alarm. Press the arrow keys to view the rest of the list.
Clear active alarms
Path: Main > Clear Alarms
A confirmation screen displays when this option is selected. Enter the Admin password to clear the alarm list. Select YES to clear all of the alarms in the list. Select NO to return to the main screen. If the conditions that caused the alarm still exist, those conditions will cause the alarm to be regenerated.
Alarm messages and suggested actions
Alarm Message | Severity | Action Required |
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Cool Fail | Critical | • A hardware failure exists. For assistance, contact APC at a number |
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| on the back cover of this manual. |
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High Rack Temp | Critical | • Make sure the temperature sensors are located properly. |
(Rack Temperature High |
| • If the problem persists, replace the sensor or contact APC at a |
Violation ) |
| number on the back cover of this manual. |
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Air Fltr Clogged | Warning | • Clean or replace the air filter. |
(Air Filter Clogged) |
| • If the problem persists, contact APC at a number on the back cover |
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| of this manual. |
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Rtn Air Snsr Fault | Critical | • Make sure the temperature sensor is connected properly. |
|
| • If the problem persists, contact APC at a number on the back cover |
(Return Air Sensor # Fault) |
| of this manual. |
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Sply Air Snsr Fault | Critical | • Make sure the temperature sensor is connected properly. |
(Supply Air Sensor # Fault) |
| • If the problem persists, contact APC at a number on the back cover |
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| of this manual. |
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Rack Temp Snsr Fault | Critical | • Make sure the temperature sensor is connected properly. |
(Rack Temperature Sensor |
| • If the problem persists, contact APC at a number on the back cover |
Fault) |
| of this manual. |
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High Dischrg Pres | Critical | • Check the condenser for obstructions. |
(High Discharge Pressure) |
| • If the problem persists, contact APC at a number on the back cover |
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| of this manual. |
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Low Suction Pres | Critical | • For assistance, contact APC at a number on the back cover of this |
(Low Suction Pressure) |
| manual. |
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InRow RD 10 kW Air Cooled Operation and Maintenance | 29 |