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FusionModule2000 Smart Modular Data Center
Maintenance Guide
Item
way
Table 4-9 Semiannual maintenance for the cooling system
Item
Sensor
Evaporator
Welding spot and
needle valve
Smart cooling
product cleanness
Outdoor fan
Issue 05 (2020-03-25)
Operation
Operation
Use a high-precision
humidity and
temperature sensor
to calibrate the
humidity and
temperature sensors
inside and outside
the cabinet.
Visual observation
Check that the
welding spots and
needle valves do not
leak using soapy
water, or check that
they are free from
oil stains.
Visual observation
Visual observation
Copyright © Huawei Technologies Co., Ltd.
Standard
Standard
The temperature
deviation is lower
than 1° C or
humidity deviation
is lower than 5%.
The evaporator fins
are not pushed
down.
Check that the
welding spots and
needle valves do not
leak using soapy
water.
The white paper that
you use to wipe the
panels is clean.
The fan runs
properly without
abnormal noise
or vibration, and
the blades rotate
properly.
Cables are not
damaged or
aged.
4 Routine Maintenance
Troubleshooting
severe oxidation,
remove the rust
or replace the
component in a
timely manner.
If the component
is painted,
repaint it after
removing the
rust.
Troubleshooting
If the temperature
deviation is greater
than 1° C or
humidity deviation
is greater than 5%,
the T/H sensor must
be calibrated or
replaced.
Use a fin brush to
organize the fins that
are pushed down.
If leaking points are
found, retrieve the
refrigerant and weld
the leaking points
again. For details,
contact Huawei
technical support.
If the white paper
becomes dirty,
remove the dust on
the smart cooling
product cabinet.
Power off the
outdoor unit and
replace the fan
component.
Power off the
outdoor unit and
replace cables.
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