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.
59
Fault
Category
Alar
m
Sever
ity
Symptom
Possible
Cause
Troubleshooting
not properly set.
air-cooled precision air
conditioner are
consistent with the initial
configuration
requirements initial
configuration parameter
manual.
An air
conditioner
component is
faulty.
Replace the faulty
component by following
instructions in the air
conditioner user manual.
The power load
exceeds the
designed
cooling
capacity.
For details, see
The onsite
temperature is
normal.
The T/H sensor
is faulty.
Replace by following
instructions in
Replacing a Polymer
T/H Sensor
Undertem
perature
Inform
ation
The onsite
temperature is too
low.
The load ratio is
too low.
Shut down some air
conditioners.
The onsite ambient
temperature is too
low.
The air supply
temperature is
set too low.
Verify that the initial
configurations of the
air-cooled precision air
conditioner are
consistent with the initial
configuration
requirements initial
configuration parameter
manual.
The onsite
temperature is
normal.
The T/H sensor
is faulty.
Replace by following
instructions in
Replacing a Polymer
T/H Sensor