Huawei FusionModule 1000B Maintenance Manual page 63

FusionModule1000B Air-Cooled IT Solution
Maintenance Guide
Categ
ory
system
Monito
ring
system
Other
system
s
Issue 02 (2017-01-10)
Item Method
air-cooled calibrate the T/H
air sensor for the air
condition conditioner.
ers
Check the
evaporator fins.
Use soapy water
to check whether
soldering points
and needle valves
leak.
Air filter Shut down the
of the fan and check
hydrogen whether the air
exhaust filter is blocked.
fan
T/H Check the T/H
sensors sensors against
(with specifications on
LCD) their labels.

Groundin Check
g whether the
containers ground points
on the
containers are
properly
connected to
the ground
grid.
 Check
whether
ground cables
are properly
connected to
the containers.
Groundin  Check
g external whether
cable ground cables
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Expected Result Troubleshooting
than 1° C, and the in the ACC Precision Air
humidity Conditioner Controller
difference is less User Manual or replace
than 5%. the T/H sensor by
following instructions in
6.2.1 Replacing a Remote
T/H Sensor for an Air
Conditioner.
No fins are pushed Use a fin brush to
down. organize the fins that are
pushed down.
No leakage If leakage occurs, reclaim
occurs. the refrigerant and contact
Huawei technical support.
The air filter is not If an air filter is slightly
blocked. blocked, clean the air
filter and reinstall it. If
more than 50% of the
meshes are blocked,
perform replacement by
following instructions in
6.2.5 Replacing a
Ventilation Vent Air
Filter.
The T/H sensors Replace by following
meet instructions in
requirements. Replacing a Polymer T/H
Sensor.

Ground points If the container ground
on containers points are damaged,
are intact and repair them and take
free from rust. anti-corrosion measures.

The ground
bolts are
securely
grounded and
free from rust.
 Ground points If the cable tray ground
on cable trays points are damaged,
are intact and repair them and take
4 Routine Maintenance
6.3.1
55