Cooling System - Huawei FusionDC1000A Maintenance Manual

FusionDC1000A Prefabricated All-in-One Data
Center
Maintenance Guide (IT Scenario)

3.6.2 Cooling System

Table 3-15 Semi-annual maintenance checklist for the cooling system
Item Method
Monitorin Export smart cooling
g product logs, alarms,
temperature, humidity, the
operating status of the
compressor, fan, electric
heater, electric humidifier,
and water pump, and time
from the monitoring
system. View the historical
alarms generated in this
quarter and select the
most common five ones
(skip this step if no
monitoring system is
configured).
Electric The electric heater is
heater secure.
Check that the electric
heater surfaces are not
eroded.
Compone Check that all circuit
nts inside breakers and fuses work
the properly.
electric
Check that the cable
control
connection is secure and
box
correct.
(Remove
the
Check that the electrical
electric
components, control
control
components, SPDs, and
box
voltage detection boards
before
are not dusty.
maintaini
ng the
internal
Check that the control
compone
board, display panel, T/H
nts.)
sensor, and surge
protection and voltage
detection board are not
aging on the surface.
Check that all contactors
work properly.
Issue 01 (2021-04-20)
Check Standard
-
The electric heater
is securely installed.
The electric heater
surface is not
corroded.
Switches and fuses
are working
properly.
Cables are securely
connected.
The components are
clean and free from
dust.
All components are
normal and free
from signs of aging.
Contactors work
properly and
smoothly.
Copyright © Huawei Technologies Co., Ltd.
3 Routine Maintenance
Troubleshooting
Rectify the fault or contact
Huawei technical support.
Secure the electric heater and
switch.
Replace the electric heater if its
surface is eroded.
Replace faulty circuit breakers
and fuses.
Secure loose cables.
(Perform the operation with the
power off.) Use a brush or
compressed dry air to remove
dust from electrical components,
control components, and voltage
detection boards.
Replace the abnormal board.
Replace abnormal components.
42