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NetCol8000-C(070-260) In-room Chilled Water Smart
Cooling Product
User Manual
Alarm ID
Alarm Name
Indoor fan 2
exceed runtime
alarm
Indoor fan 3
exceed runtime
alarm
Indoor fan 4
exceed runtime
alarm
A023-01
Electric heater 1
fault
Electric heater 2
fault
Issue 06 (2020-01-13)
Alarm
Impact
Severity
Warning
An alarm is
triggered.
Warning
An alarm is
triggered.
Warning
An alarm is
triggered.
Major
An alarm is
triggered, and
the electric
heater is shut
down.
Major
An alarm is
triggered, and
the electric
heater is shut
down.
Copyright © Huawei Technologies Co., Ltd.
6 System Operation and Maintenance
Possible
Solution
Cause
threshold.
runtime.
1. The
1. Maintain or
accumulated
replace the
runtime of
indoor fan
the indoor
and clear the
fan exceeds
accumulated
the alarm
runtime.
threshold.
1. The
1. Maintain or
accumulated
replace the
runtime of
indoor fan
the indoor
and clear the
fan exceeds
accumulated
the alarm
runtime.
threshold.
1. The
1. Maintain or
accumulated
replace the
runtime of
indoor fan
the indoor
and clear the
fan exceeds
accumulated
the alarm
runtime.
threshold.
1. The cables
1. Check the
to the
cables to the
temperature
temperature
switch are
switch.
loose or
2. Maintain or
damaged.
replace the
2. The
temperature
temperature
switch.
switch is
3. Reset the
faulty.
manual reset
3. The manual
switch.
reset switch
4. Replace the
is not reset.
electric
4. The electric
heater.
heater is
faulty.
1. The cables
1. Check the
to the
cables to the
temperature
temperature
switch are
switch.
loose or
2. Maintain or
damaged.
replace the
2. The
temperature
temperature
switch.
switch is
3. Reset the
faulty.
manual reset
3. The manual
switch.
199
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