Monitoring System - Huawei FusionModule1000A40 ICT Solution Maintenance Manual

FusionModule1000A40 ICT Solution
Maintenance Guide
Item
control
box
before
maintaini
ng the
internal
compone
nts.)
Cable
Tempera
ture and
humidity
(T/H)
sensor
Water
detector

3.7.3 Monitoring System

Table 3-16 Semi-annual maintenance checklist for the monitoring system
Check
Item
Issue 01 (2019-03-05)
Method Check Standard
Check that the The components are clean
electrical and free from dust.
components,
control
components,
SPDs, and
voltage
detection
boards are not
dusty.
Check that the All components are normal
control board, and free from signs of aging.
display panel,
T/H sensor,
and surge
protection and
voltage
detection board
are not aging
on the surface.
Check that all Contactors work properly
contactors and smoothly.
work properly.
Check that no Cables are not aged.
cable has aged.
Check and The T/H sensors are working
calibrate the properly, and the
T/H sensor. temperature and humidity
deviations are within the
allowed range.
Check whether The water sensor cable is
the water securely connected.
detector cable
is securely
connected.
Operation Check Standard
Copyright © Huawei Technologies Co., Ltd.
3 Routine Maintenance
Troubleshooting
(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.
Replace aged cables.
If the temperature error is
greater than 1° C or humidity
error is greater than 5%, the
T/H sensor must be
calibrated or replaced. For
the calibration method, see
the ACC Precision Air
Conditioner Controller User
Manual.
Connect the cable properly.
Troubleshooting
36