Huawei FusionModule5000 Maintenance Manual page 33

FusionModule5000 Smart Modular Data Center
Maintenance Guide (ECC800)
No.
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Issue 01 (2019-03-05)
Operation
To avoid burns, do not
touch the electric heater
surface with bare skin.
Choose Maint >
Diagnostic Mode >
Enter and set the chilled
water valve openness to
100%. Check that the
chilled water valve
handle automatically
turns to the maximum
opening.
Check that no foreign
matter exists in the fan.
Check that the blades
are intact.
Check that no abnormal
voice is generated
during operation.
Check that the screws
are secured and not
deformed.
Check that the wiring
terminals are secured.
Check and secure all
cables and verify that
wiring terminals are
secure. For example,
check that the cable
connections from the
electric control panel to
the fan, temperature
sensor, water sensor,
subrack power supply,
chilled water valve, and
high and low float
switches are secure.
Use a brush or
compressed dry air to
clean various electric
components, control
components, the main
control board, and the
surge protection and
voltage test board.
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Copyright © Huawei Technologies Co., Ltd.
Troubleshooting
If the chilled water valve handle
does not automatically turn to
the maximum opening,
troubleshoot by following
instructions in 4.2
Troubleshooting the Cooling
System.
Clean the foreign matters.
Maintain the blades. If the fault
is not rectified, replace the fan
by referring to 5.2.5 Replacing a
Fan.
Clean the foreign matters, and
make sure that the fan is fixed
properly.
Tighten the screws. Replace the
screws if necessary.
Reconnect the cables again.
If a wiring terminal is loose,
secure or replace it promptly.
N/A
2 Routine Maintenance
Period Result
□Passed.
Quarterl
y
□Failed.
□Passed.
Semi-an
nual
□Failed.
□Passed.
Semi-an
nual
□Failed.
□Passed.
Semi-an
nual
□Failed.
□Passed.
Semi-an
nual
□Failed.
□Passed.
Semi-an
nual
□Failed.
□Passed.
Semi-an
nual
□Failed.
□Passed.
Semi-an
nual
□Failed.
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