Huawei FusionModule5000 Maintenance Guide

FusionModule5000 Smart Modular Data Center
Maintenance Guide (ECC800)
3 Alarm Reference
Issue 01 (2019-03-05)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
81
Alar
m ID
Alarm
Name
Severit
y
System
Operatio
n
Possible Causes
Recovery Measures
insufficient, or the
supply water temp
is high if cooling
source is CW.
7. The CW valve is
faulty if cooling
source is CW.
replace the faulty
CW valve.
a003
Return-
air LT
Warnin
g
The alarm
is
generated.
1. The load is low.
2. The ambient temp
is low.
3. The return-air LT
alarm threshold is
inappropriate.
4. The temp
displayed is
different from the
actual temp.
5. The CW valve is
faulty if cooling
source is CW.
1. Please consult
Huawei technical
support.
2. Check the ambient
temp.
3. Adjust the
return-air LT
alarm threshold.
4. Calibrate or
replace the
abnormal temp
sensors.
5. Maintain or
replace the faulty
CW valve.
a018
Indoor
fan
1/2/3/4/
5/6
exceed
runtime
Warnin
g
The alarm
is
generated.
The accumulated
runtime of the fan
exceeds the alarm
threshold.
Maintain or replace
the indoor fan and
clear the accumulated
runtime.
a025
Air
filter
blocked
Warnin
g
The alarm
is
generated.
1. Air filters are
blocked.
2. The differential
press switch is
faulty.
3. The differential
press switch is set
inappropriately.
4. The press tube is
blocked or
cracked, or is
located in an
inappropriate
position.
5. The cables to the
differential press
switch are loose or
damaged.
1. Maintain or
replace the air
filters.
2. Replace the
differential press
switch.
3. Adjust the
threshold of the
differential press
switch.
4. Maintain or
replace the press
tube.
5. Check the cables
to the differential
press switch.
a026
Air
filter
Warnin
The alarm
is
The accumulated
runtime of air filter
Maintain or replace
the air filter and clear

Huawei FusionModule5000 Specifications

General

Brand	Huawei
Model	FusionModule5000
Category	Wireless Router
Language	English