Huawei NetCol5000-C Series User Manual page 137

NetCol5000-C(065, 080) In-row Chilled Water Smart
Cooling Product
User Manual
Alarm
ID
A018-01
Issue 07 (2020-03-16)
Alarm Alarm
Name Severit
y
Hot aisle 4 Major
temp/humi
d sensor
comm
failed
Hot aisle 5 Major
temp/humi
d sensor
comm
failed
Indoor fan Warnin
1 exceed g
runtime
alarm
Indoor fan Warnin
g
2 exceed
runtime
alarm
Indoor fan Warnin
3 exceed
Copyright © Huawei Technologies Co., Ltd.
6 System Operation and Maintenance
Impact Possible Cause
1. The cables to the
An
temperature and
alarm is
humidity sensor
triggere
are loose or
d.
damaged.
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.
1. The cables to the
An
temperature and
alarm is
humidity sensor
triggere
are loose or
d.
damaged.
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.
An The accumulated
alarm is runtime of the
triggere indoor fan exceeds
d. the alarm threshold.
An The accumulated
alarm is runtime of the
triggere indoor fan exceeds
d. the alarm threshold.
An The accumulated
alarm is runtime of the
Solution
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.
Maintain or replace
the indoor fan and
clear the
accumulated
runtime.
Maintain or replace
the indoor fan and
clear the
accumulated
runtime.
Maintain or replace
the indoor fan and
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