Alar
m ID
Alarm
Name
Alarm
Severi
ty
Possible Cause
Solution
A242
Manual
shutdown
alarm
MAJO
R
The air conditioner
is shut down via the
LCD or NetEco.
Restart the air
conditioner via the LCD
or NetEco.
A272
Teamwork
networking
abnormal
alarm
WARNI
NG
1. Any two air
conditioner units
have the same
address.
2. The software
versions of the air
conditioners in the
group are
inconsistent.
3. The sensor that
corresponds to the
temperature and
humidity control
type for the master
unit is not enabled
on this air
conditioner.
1. Change the addresses
of the air conditioner
units.
2. Upgrade the air
conditioner software by
referring to the section
that describes the
mapping between the
software and the
teamwork versions in
the upgrade guide.
3. Enable the sensor
that corresponds to the
temperature and
humidity control type
for the master unit on
this air conditioner.
Teamwork
networking
abnormal
alarm
1. Teamwork
settings are
incorrect for slave
units.
2. The number of air
conditioner units is
incorrectly set on
the master unit.
3. A slave unit is
offline.
1. Modify teamwork
settings for slave units
to enable slave units to
join the teamwork
group.
2. Set the total number
of units on the master
unit to the actual
number of units.
3. Check the teamwork
cable connection and
running status of the
slave units.
NetCol5000-C(030, 032, 065) In-row Chilled Water
Smart Cooling Product
User Manual (2019)
6 System Operation and Maintenance
Issue 03 (2020-08-30)
Copyright © Huawei Technologies Co., Ltd.
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