Cooling System - Huawei FusionModule1000A20 Maintenance Manual

FusionModule1000A20 CT Solution
Maintenance Guide
Maintena
nce Item
TP48400B

3.4.2 Cooling System

Table 3-4 Monthly maintenance checklist for the cooling system
Maintenance Item
12.5 kW fresh air
integrated unit
Issue 01 (2019-02-25)
Operation
Push any button on
the PD510
electricity meter
LCD.
Check whether the
door lock is
damaged.
Check whether the
output voltage is
normal using a
multimeter.
Check whether the
indicators are in
normal status.
Check whether the
coating of the
power system
flakes off or has
scratches.
Check whether the
ground points
properly connect to
the equipment
room ground bar.
Operation
Air filter
Copyright © Huawei Technologies Co., Ltd.
Check Troubleshooting
Standard
1. If the LCD does not display
The PD510
information properly (no display
electricity
or fuzzy), check whether the
meter LCD
power cable is properly
lights up and
connected.
displays
information 2. If the power cable is correctly
properly. connected, replace the PD510 by
following instructions in 5.1.2.3
Replacing the PD510 Electricity
Meter.
The door lock Replace the door lock.
functions
properly.
The battery Rectify the fault by referring to
low voltage TP48200B-N20B2 &
disconnection TP48200B-N20B3 &
(BLVD) or TP48200B-L20B2 &
load low TP48400B-N20B3 &
voltage TP48400B-L20B1 V500R002 User
disconnection Manual.
(LLVD)
voltage is
inside the rated
range.
The indicators
are normal.
The power Repaint and repair the exterior.
system is not
damaged or
deformed.
Ground points Secure the ground point or replace
are reliably the ground cable.
connected.
Check Standard
The filters are
blocked.
3 Routine Maintenance
Troubleshooting
Clean the air filters.
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