connect the power supply only after you have finished all equipment
connections. Disconnect the power supply when you finish maintenance.
●
Take protective measures during electrical maintenance, such as wearing
insulation gloves and shoes.
●
Exercise caution when performing professional maintenance tasks. For details,
consult Huawei technical support.
●
During component replacement, do not lean any material against the cabinet.
6.1.2 Routine Maintenance Items
describes the routine maintenance requirements for the NetCol5000-C.
NO TICE
In low temperature areas (< 0°C), close the external water inlet and outlet valves,
use high-pressure nitrogen to drain water in the heat exchanger from the needle
valve at the bottom, and take antifreeze measures if the device will not be used
for a long time.
Table 6-1 Routine maintenance checklist
No. Operation
Troubleshooting
Period
Result
1
Check that the air
filter is not blocked
by dirt.
Clean or replace the air filter. Monthl
y
□Passed
□Failed
2
Check that the return
air filter is not
damaged or
deformed.
Replace the air filter.
Monthl
y
□Passed
□Failed
3
Check that the
exhaust valve does
not leak.
Close the exhaust valve.
Monthl
y
□Passed
□Failed
4
Check that screws
fastening the water
sensor are securely
connected.
Secure the screws tightly.
Monthl
y
□Passed
□Failed
5
Check that the water
pan filter is clean and
not blocked.
Clean the water pan filter.
Monthl
y
□Passed
□Failed
6
Indoor temperature
and humidity (T/H)
sensors are properly
installed and do not
drop off.
Secure the T/H sensors.
Monthl
y
□Passed
□Failed
NetCol5000-C(030, 032, 065) In-row Chilled Water
Smart Cooling Product
User Manual
6 System Operation and Maintenance
Issue 04 (2021-03-15)
Copyright © Huawei Technologies Co., Ltd.
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