Huawei NetCol5000-C Series User Manual page 164

NetCol5000-C030 In-row Chilled Water Smart Cooling
Product
User Manual (Simple Configuration)
Alarm Alarm Name
ID
a109 Cold-aisle
1/2/3 humid
invalid
a110 Cold-aisle
1/2/3 T/H brd
comm failed
a111 Hot-aisle
1/2/3 temp
invalid
a112 Hot-aisle
1/2/3 humid
invalid
a113 Hot-aisle
1/2/3 T/H brd
comm failed
a114 iCooling
Issue 09 (2020-01-10)
Severity System
Operation
Major The alarm is
generated.
Major The alarm is
generated.
Major The alarm is
generated.
Major The alarm is
generated.
Major The alarm is
generated.
Major The alarm is
Copyright © Huawei Technologies Co., Ltd.
6 System Operation and Maintenance
Possible Causes
2. The T/H sensor is
faulty.
1. Dirt or water exists
around the T/H
sensor, which
leads to a detection
fault.
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. Dirt or water exists
around the T/H
sensor, which
leads to a detection
fault.
2. The T/H sensor is
faulty.
1. Dirt or water exists
around the T/H
sensor, which
leads to a detection
fault.
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. There is no A/C
Recovery Measures
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 by
referring 3.14.5
(Optional) Installing
a T/H Sensor.
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 by
referring 3.14.5
(Optional) Installing
a T/H Sensor.
3. Maintain or replace
the T/H sensor.
4. Maintain or replace
the control board.
1. Ensure a A/C master
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