Huawei NetCol5000-A User Manual page 153

NetCol5000-A 42 kW Air Cooled In-row Precision Air
Conditioner
User Manual
Alarm
Alarm
ID
a102 Indoor fan
1, 2, 3, 4,
5, 6, 7, 8,
9 or 10
overspeed
a105 Indoor fan
failure
a108 Cold-aisle
1, 2, 3, 4,
5 temp
invalid
a109 Cold-aisle
1, 2, 3, 4,
5 humid
invalid
a110 Cold aisle
1, 2, 3, 4,
5 T/H brd
comm
failed
Hot-aisle
a111
1, 2, 3, 4,
5 temp
invalid
a112 Hot-aisle
1, 2, 3, 4,
5 humid
invalid
Hot-aisle
a113
1, 2, 3, 4,
5 T/H brd
comm
failed
a116 iCooling
communic
Issue 01 (2017-07-27)
Alarm
Impact
Severity
Major The alarm
is
generated.
Critical The alarm
is
generated.
Major The alarm
is
generated.
Major The alarm
is
generated.
Major The alarm
is
generated.
The alarm
Major
is
generated.
Major The alarm
is
generated.
The alarm
Major
is
generated.
Major The alarm
is
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Copyright © Huawei Technologies Co., Ltd.
Possible Cause
1. The cables to the indoor
fan are loose or damaged.
2. The indoor fan is faulty.
The indoor fan is faulty.
1. The cables to the T/H
sensor are loose or
damaged.
2. The T/H sensor is faulty.
1. The cables to the T/H
sensor are loose or
damaged.
2. The T/H sensor is faulty.
1. The cables to the T/H
sensor are loose or
damaged.
2. The DIP switch of the
T/H sensor is set
incorrectly.
3. The T/H sensor is faulty.
4. The communication port
of the control board is
faulty.
1. The cables to the T/H
sensor are loose or
damaged.
2. The T/H sensor is faulty.
1. The cables to the T/H
sensor are loose or
damaged.
2. The T/H sensor is faulty.
1. The cables to the T/H
sensor are loose or
damaged.
2. The DIP switch of the
T/H sensor is set
incorrectly.
3. The T/H sensor is faulty.
4. The communication port
of the control board is
faulty.
1. The monitoring host
(ECC) is faulty.
5 Operation and Maintenance
Solution
1. Check the cables to the
indoor fan.
2. Maintain or replace the
indoor fan.
Maintain or replace the
indoor fan.
1. Remove dirt or water
from the T/H sensor.
2. Maintain or replace the
T/H sensor.
1. Remove dirt or water
from the T/H sensor.
2. Maintain or replace the
T/H sensor.
1. Check the cables to the
T/H sensor.
2. Set the DIP switch of the
T/H sensor correctly.
3. Maintain or replace the
T/H sensor.
4. Maintain or replace the
control board.
1. Remove dirt or water
from the T/H sensor.
2. Maintain or replace the
T/H sensor.
1. Remove dirt or water
from the T/H sensor.
2. Maintain or replace the
T/H sensor.
1. Check the cables to the
T/H sensor.
2. Set the DIP switch of the
T/H sensor correctly.
3. Maintain or replace the
T/H sensor.
4. Maintain or replace the
control board.
1. Check that the
monitoring host (ECC)
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