FusionModule1000B Air-Cooled IT Solution
Maintenance Guide
4 Routine Maintenance
Issue 02 (2017-01-10)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
24
Item
Method
Expected
Result
Troubleshooting
temperature
is lower
than 45°C.
The
ambient
battery
temperature
is 25±5°C.
4.3.2 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 4-4
Monthly maintenance checklist for the cooling system
Item
Method
Expected
Result
Troubleshooting
20 kW
air-cooled
precision
air
conditioner
Check electric
heaters.
The electric
heaters and
switches are
secure.
Secure the electric heaters and
switches.
The electric
heater surface
is not
corroded.
Replace the faulty electric heater by
following instructions in the air
conditioner user manual.
Check the floats.
There is no
scale.
Clean the floats.
The floats are
working
properly.
Replace the faulty float by
following instructions in the air
conditioner user manual.
Check screws
securing the
compressor.
The
compressor is
securely
installed.
Tighten screws securing the
compressor.
Check the service
valve.
The
compressor
service valve
has no oil
Clean the oil stains.