Huawei NetCol8000-E220 User Manual page 185

NetCol8000-E220 Modular Indirect Evaporative
Cooling System
User Manual
Alar
m ID
A27C
-02
A27C
-02
A27C
-02
A27C
-02
A27F
-01
A27F
-02
Issue 06 (2020-08-19)
Alarm Alarm Name
Severit
y
MAJOR Hot aisle 3
temp/humid
sensor comm
failed
MAJOR Hot aisle 4
temp/humid
sensor comm
failed
MAJOR Hot aisle 5
temp/humid
sensor comm
failed
MAJOR Outdoor
intake air 1
T/H sensor
fault
CRITICA Water
L overflow
alarm
CRITICA Water
L overflow
alarm
Copyright © Huawei Technologies Co., Ltd.
6 System Operation and Maintenance
Probable Cause
1. The cables to the
temperature and
humidity sensor are
loose or damaged.
2. The temperature
and humidity sensor
is faulty.
1. The cables to the
temperature and
humidity sensor are
loose or damaged.
2. The temperature
and humidity sensor
is faulty.
1. The cables to the
temperature and
humidity sensor are
loose or damaged.
2. The temperature
and humidity sensor
is faulty.
1. The cables to the
temperature and
humidity sensor are
loose or damaged.
2. The temperature
and humidity sensor
is faulty.
The water overflow
sensor detects
water or the sensor
is faulty.
The water overflow
sensor detects
water or the sensor
is faulty.
Solution
1. Check the cables to
the temperature and
humidity sensor.
2. Maintain or replace
the temperature and
humidity sensor.
1. Check the cables to
the temperature and
humidity sensor.
2. Maintain or replace
the temperature and
humidity sensor.
1. Check the cables to
the temperature and
humidity sensor.
2. Maintain or replace
the temperature and
humidity sensor.
1. Check the cables to
the temperature and
humidity sensor.
2. Maintain or replace
the temperature and
humidity sensor.
1. While configuring
the water overflow
sensor, check and clear
the water source, and
maintain or replace the
sensor.
1. While configuring
the water overflow
sensor, check and clear
the water source, and
maintain or replace the
sensor.
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