Huawei NetCol8000-E220 User Manual page 128

NetCol8000-E220 Modular Indirect Evaporative Cooling
System
User Manual
Alarm Alarm
ID Severity
A007- MAJOR
01
A007- MAJOR
01
A007- MAJOR
01
A015- WARNIN
01 G
A015- WARNIN
01 G
A018- WARNIN
01 G
A018- WARNIN
Issue 02 (2019-10-10)
Alarm
Probable Cause
Name
Hot aisle 4 1. The cables to the temperature
temp/humid and humidity sensor are loose or
sensor comm damaged.
failed
2. The DIP switch of the
temperature and humidity sensor is
set incorrectly.
3. The temperature and humidity
sensor is faulty.
4. The communications port of the
main control board is faulty.
Hot aisle 5 1. The cables to the temperature
temp/humid and humidity sensor are loose or
sensor comm damaged.
failed
2. The DIP switch of the
temperature and humidity sensor is
set incorrectly.
3. The temperature and humidity
sensor is faulty.
4. The communications port of the
main control board is faulty.
Outdoor 1. The cables to the temperature
intake air 1 and humidity sensor are loose or
T/H sensor damaged.
communicatio
2. The DIP switch of the
n failed
temperature and humidity sensor is
set incorrectly.
3. The temperature and humidity
sensor is faulty.
4. The communications port of the
main control board is faulty.
Compressor 1 The accumulated runtime of the
exceed compressor exceeds the alarm
runtime alarm threshold.
Compressor 2 The accumulated runtime of the
exceed compressor exceeds the alarm
runtime alarm threshold.
Indoor fan 1 The accumulated runtime of the fan
exceed exceeds the alarm threshold.
runtime alarm
Indoor fan 2 The accumulated runtime of the fan
Copyright © Huawei Technologies Co., Ltd.
6 System Operation and Maintenance
Solution
control board.
1. Check the cables to the
temperature and humidity
sensor.
2. Set the DIP switch of the
temperature and humidity sensor
correctly.
3. Maintain or replace the
temperature and humidity
sensor.
4. Maintain or replace the main
control board.
1. Check the cables to the
temperature and humidity
sensor.
2. Set the DIP switch of the
temperature and humidity sensor
correctly.
3. Maintain or replace the
temperature and humidity
sensor.
4. Maintain or replace the main
control board.
1. Check the cables to the
temperature and humidity
sensor.
2. Set the DIP switch of the
temperature and humidity sensor
correctly.
3. Maintain or replace the
temperature and humidity
sensor.
4. Maintain or replace the main
control board.
1. Maintain or replace the
compressor and clear the
accumulated runtime.
1. Maintain or replace the
compressor and clear the
accumulated runtime.
1. Maintain or replace the fan,
and clear the accumulated
runtime.
1. Maintain or replace the fan,
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