Huawei NetCol5000-A050 - Page 251

Alarm
ID
Alarm Name Alar
m
Seve
rity
Possible Cause Solution
A297-1
0
The main
control
module is
faulty
MAJ
OR
1. The cables to
the electronic
expansion valve
coil are loose or
damaged.
2. The EEV coil is
faulty.
3. The main
control module is
faulty.
1. Check and maintain
the cables to the EEV
coil.
2. Replace the EEV coil.
3. Replace the main
control module.
A297-2
0
The main
control
module is
faulty
CRITI
CAL
1. Cables to the
EEV coil are not
properly
connected.
2. The EEV coil is
faulty.
3. The main
control module is
faulty.
1. Check and maintain
the cables to the EEV
coil.
2. Replace the EEV coil.
3. Replace the main
control module.
A30C-0
1
Certicate is
about to
expire
WAR
NIN
G
1. The
corresponding
certicate is about
to expire.
2. The system time
is incorrectly set.
1. Apply for a new
certicate promptly and
update the existing one.
2. Calibrate the system
time.
A30C-0
2
Certicate is
about to
expire
WAR
NIN
G
1. The
corresponding
certicate is about
to expire.
2. The system time
is incorrectly set.
1. Apply for a new
certicate promptly and
update the existing one.
2. Calibrate the system
time.
A30C-0
4
Certicate is
about to
expire
WAR
NIN
G
1. The
corresponding
certicate is about
to expire.
2. The system time
is incorrectly set.
1. Apply for a new
certicate promptly and
update the existing one.
2. Calibrate the system
time.
NetCol5000-A050 In-row Air Cooled Smart Cooling
Product
User Manual 9 Alarm Reference
Issue 08 (2021-09-17) Copyright © Huawei Technologies Co., Ltd. 241