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FusionModule1000B Air-Cooled IT Solution
Maintenance Guide
Item
Issue 02 (2017-01-10)
Method
Expected
Result
0.4 MPa.
Check whether the
The
compressor
compressor
generates abnormal
generates no
sounds during
abnormal
operation.
sound, such as
metal friction
sound.
Check whether the
No foreign
heat exchanging
matter exists
coil is dirty and
on the heat
blocked.
exchanger
surface.
Check fans.
The fan blades
are intact and
generate no
abnormal
sound during
operation.
Check the
The interior is
humidifier
free from
cylinder.
scale.
Check the electric
The electric
heaters.
heaters and
switches are
secure.
The electric
heater surface
is not
corroded.
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Copyright © Huawei Technologies Co., Ltd.
4 Routine Maintenance
Troubleshooting
are dirty and blocked.
Troubleshoot any faulty by
following instructions in the user
manual.
If the low pressure is abnormal,
check whether refrigerant leaks,
and whether the indoor fan and
expansion valve are working
properly. Troubleshoot any
faulty by following instructions
in the user manual.
Replace the faulty compressor by
following instructions in the air
conditioner user manual.
Remove foreign matter.
Replace the faulty fan by following
instructions in the air conditioner
user manual.
Replace the faulty humidifier
cylinder by following instructions in
the air conditioner user manual.
Secure the electric heaters and
switches.
Replace the faulty electric heater by
following instructions in the air
conditioner user manual.
37
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