Alarm Settings
The Rack Air Removal Unit has three LEDs on the front of the door that indicate whether the system is in an alarm state.
LED legend
LED | System | Fan | Thermal Control |
| Status | Status | Status |
Description | Indicates the status of the | Indicates status of the three | Indicates the status of the |
| controller boards | fans | temperature in the |
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|
| enclosure |
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Green | System OK | Fans OK | Temperature within range |
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Green | N/A | N/A | Exhaust temperature has |
Flashing |
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| exceeded the temperature |
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|
| override setpoint |
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| (kW mode only) |
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Red | Control failure, the fans | Fan failure, | High temperature, the unit |
| will default to high speed | remaining fans operate at | has lost thermal control |
| when there is a board | full speed |
|
| failure to keep air moving |
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|
| through the enclosure |
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Red/Green | N/A | Smoke Alarm (optional) | Smoke Alarm (optional) |
Flashing |
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NetworkAIR Rack Air Removal Unit Installation | 15 |