Huawei NetCol5000-C Series User Manual page 148

NetCol5000-C030 In-row Chilled Water Smart Cooling
Product
User Manual (Simple Configuration)
No.
7
8
9
10
Issue 09 (2020-01-10)
Operation
The electric heater
surface is not eroded,
dirtied, or blocked.
Humidity and
temperature sensors in
smart cooling
products and aisles are
securely installed.

Lift the low float
and tap Running >
Status on the
controller LCD. If
the float is in the
ON state, it is
working properly.
Five seconds later
one condensate
pump would start.
Put down low
float.

Lift the low and
high float. Tap
Running > Status
on the controller
LCD. If the floats
are in the ON
state, they are
working properly.
Five seconds later
two condensate
pumps would start.
Put down the two
floats.
Do not hold the two
floats up so long, to
avoid pumping air for
a long time.
Start the indoor unit,
choose Maint >
Diagnostic Mode >
Enter from the main
screen, and set
Humidifier to 50%.
Check whether water
can be injected
Copyright © Huawei Technologies Co., Ltd.
6 System Operation and Maintenance
Troubleshooting
Huawei recommends
replacing the humidifier
cylinder once every six
months.
Replace the electric
heater by referring to
6.4.6 Replacing an
Electric Heater.
Secure the sensors again
by referring to 3.14.5
(Optional) Installing a
T/H Sensor.

If the float is faulty,
replace it promptly.
For details, see 6.4.13
Replacing a Float.

If the condensate
pump is faulty,
replace it promptly.
For details, see 6.4.4
(Optional) Replacing
a Condensate Pump.
 Check that the water
inlet sluice is open.
 Disconnect the
humidifier water
injection hose and
clear the blockage in
the hose.
Period Result
□Passed.
Monthly
□Failed.
□Passed.
Monthly
□Failed.
□Passed.
Top
drainage:
□Failed.
monthly
Bottom
drainage:
Quarterly
□Passed.
Quarterly
□Failed.
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