Routine Maintenance Item - Huawei NetCol5000-C Series User Manual

NetCol5000-C(065, 080) In-row Chilled Water Smart
Cooling Product
User Manual


6.1.2 Routine Maintenance Item

Table 6-1
In low temperature areas (< 0° C), close the external water inlet and outlet valves, drain water
in the heat exchanger from the needle valve at the bottom, and take antifreeze measures for
the NetCol5000-C if it will not be used for a long time.
Table 6-1 Routine maintenance
No.
1
2
3
4
5
6
7
8
9
Issue 07 (2020-03-16)
During component replacement, do not lean any material against the cabinet.
describes the routine maintenance requirements for the NetCol5000-C.
Operation
Check that the air filter
is not blocked by dirt.
Check that the return air
filter is not damaged or
deformed.
Check that the exhaust
valve does not leak.
Check that screws
fastening the water
sensor are securely
connected.
Check that the water pan
filter is clean and not
blocked.
Indoor temperature and
humidity (T/H) sensors
are properly installed
and do not drop off.
Choose Maint >
Diagnostic Mode >
Enter, and set the
chilled water valve
opening to 100%. Check
that the chilled water
valve handle
automatically turns to
the maximum opening.
Check that no foreign
matter exists in the fan.
Check that the fan
Copyright © Huawei Technologies Co., Ltd.
6 System Operation and Maintenance
Troubleshooting
Clean or replace the
air filter.
Replace the air filter.
Close the exhaust
valve.
Secure the screws
tightly.
Clean the water pan
filter.
Secure the T/H
sensors.
If the handle of the
chilled water valve
actuator does not
automatically turn to
the maximum, adjust
the actuator to the
maximum (100 %).
Clean the foreign
matters.
Repair the fan
Period Result
□Passed
Monthly
□Failed
□Passed
Monthly
□Failed
□Passed
Monthly
□Failed
□Passed
Monthly
□Failed
□Passed
Monthly
□Failed
□Passed
Monthly
□Failed
□Passed
Quarterly
□Failed
□Passed
Semi-annual
□Failed
□Passed
Semi-annual
106