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FusionModule1000A20 CT Solution
Maintenance Guide
3 Routine Maintenance
Issue 01 (2019-02-25)
Copyright © Huawei Technologies Co., Ltd.
30
Maintena
nce Item
Operation
Check
Standard
Troubleshooting
Check whether the
coating of the
power system
flakes off or has
scratches.
The power
system is not
damaged or
deformed.
Repaint and repair the exterior.
Check whether the
ground points
properly connect to
the equipment
room ground bar.
Ground points
are reliably
connected.
Secure the ground point or replace
the ground cable.
3.5.2 Monitoring System
Table 3-10
Quarterly maintenance checklist for the monitoring system
Check
Item
Operation
Check Standard
Troubleshooting
T/H sensor
Use a
hand-held
thermohygrog
raph to
measure both
the humidity
and
temperature
in an aisle.
Compare the
measured
values with
the values
displayed on
the sensor
LCD.
The values
measured are
consistent with
those displayed on
the sensor LCD.
The temperature
difference is within
±2°C and the
humidity difference
within ±5% RH.
If the differences exceed the allowed
range, replace by following
instructions in 5.3.11 (Optional)
Replacing a T/H Sensor.
Access
actuator
Power input
Input voltage:
36–60 V DC
Check the input power cables if the
input voltage is abnormal.
PWR
indicator
Steady on: The
power supply is
normal.
Off: No power
supply is available.
Check the input power cables.
ALM
indicator
Steady on: A fault
alarm is generated.
Off: No fault alarm
is generated.
Refer to
ECC800 Data Center
Controller V100R001C30 User
Manual
to handle alarms, or contact
Huawei technical support.