FusionModule1000A40 IT Solution
Maintenance Guide (2016.05, AI Version)
3 Maintenance
Issue 04 (2018-01-05)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
10
Item
Method
Expected
Result
Troubleshooting
UPS2000-G
running
status
Check the UPS
running
indicator.
View historical
alarms in the
Alarms menu.
The UPS
running
indicator is
steady
green.
There is no
historical
alarm
information
.
If the UPS is faulty, troubleshoot by
following instructions in
UPS2000-G-(6 kVA-20 kVA) User
Manual
.
3.2.2 Cooling System
If a cooling component needs to be powered off for maintenance, take measures to prevent
device overheating before powering off the component.
Table 3-3
Monthly maintenance checklist for the cooling system
Item
Method
Expected
Result
Troubleshooting
Electric
heaters of
the 20 kW
air-cooled
precision
air
conditioner
s
Check electric
heaters.
The electric
heaters are
secure.
If an electric heater is loose, secure
it.
The electric
heater surface
is not
corroded.
If the surface of an electric heater is
corroded, replace the electric heater
by following instructions in
NetCol5000-A 20 kW Air-Cooled
In-Row Precision Air Conditioner
User Manual
.
Floats of
the 20 kW
air-cooled
precision
air
conditioner
s
Check the floats.
The floats are
free from
scale.
If a float is covered by scale, clean
the float.
The floats are
working
properly.
If a float does not work properly,
perform replacement by following
instructions in
NetCol5000-A 20 kW
Air-Cooled In-Row Precision Air
Conditioner User Manual
.
Air filters
of the 20
kW
Check the air
filters.
The air filters
are blocked.
If an air filter is dirty and blocked,
clean the air filter (water cleaning is
recommended).