FusionModule1000B Air-Cooled IT Solution
Maintenance Guide
5 Alarms and Faults
Issue 02 (2017-01-10)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
58
A fire can seriously affect the stable running of the system and equipment safety. Therefore,
any fire alarm must be immediately handled.
5.3 Fire Alarms (CE)
Fault
Category
Alarm
Severity
Operation
FIRE RELAY
Critical
For details about how to handle a FIRE RELAY alarm,
see
7.13 FIRE RELAY Emergency Operations (CE)
LOCAL FIRE
Critical
For details about how to handle a LOCAL FIRE alarm,
see
7.14 Emergency Operations for a LOCAL FIRE
FAULT
RELAY
Major
See the documents delivered with the extinguishant
control panel.
A fire can seriously affect the stable running of the system and equipment safety. Therefore,
any fire alarm must be immediately handled.
5.4 Temperature Alarms
Fault
Category
Alar
m
Sever
ity
Symptom
Possible
Cause
Troubleshooting
Overtemp
erature
Critica
l
The onsite
temperature is too
high.
The air
conditioners are
powered off.
Check whether the
circuit breaker is OFF
in the PDC.
Check whether the air
conditioner power
cables are connected
properly.
The air
conditioners are
not turned on.
Turn on the air
conditioners.
The air
conditioner is
Verify that the initial
configurations of the