FusionModule1000A40 IT Solution
Maintenance Guide (2016.05, AI Version)
4 Alarms and Faults
Issue 04 (2018-01-05)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
54
Fault
Category
Alar
m
Sever
ity
Symptom
Possible
Cause
Troubleshooting
The humidity
threshold is not
properly set.
Verify that the
temperature and
humidity settings are
consistent with the
settings specified in the
cooling system initial
parameter configuration
manual.
The onsite humidity
is too low.
The
humidification
function of air
conditioners is
abnormal.
For details, see
NetCol5000-A 20 kW
Air-Cooled In-Row
Precision Air
Conditioner User
Manual
.
4.10 Door Status Alarm
Fault
Category
Alar
m
Sever
ity
Symptom
Possible
Cause
Troubleshooting
Door open
alarm
Critica
l
No pre-fab. module
door is open.
The sensor is
incorrectly set.
Reset the door status
sensor.
The sensor is
faulty.
Replace the door status
sensor.
A pre-fab. module
door is open.
The pre-fab.
module door is
open.
1.
Close the door and
check whether the
alarm is cleared.
2.
If the alarm persists,
refer to the section
"Emergency
Operations for
Pre-fab. Module
Door Open."