Yearly Maintenance - Huawei NetCol5000-A050 User Manual

NetCol5000-A050 In-row Air Cooled Smart Cooling
Product
User Manual
Compo
nent
Electric
heater

8.1.4 Yearly Maintenance

Table 8-4
Calculate the total cooling capacity and total server load of the running smart
cooling products. If the total load exceeds 80% of the total cooling capacity of the
smart cooling product, Huawei recommends increasing the number of smart
cooling products.
Table 8-4 Yearly maintenance checklist
Compon
ent
Sensor
Evaporat
or
Welding
point
and
needle
valve
Issue 13 (2023-08-20)
Item (on the Basis of
Monthly Maintenance)
Start the device, choose Maint
> Diagnostic Mode > Enter
on the home screen, and start
the electric heater. Check that
the electric heater generates
heat.
NOTE
To avoid burns, do not touch the
electric heater surface with bare
skin.
lists yearly maintenance items for the indoor unit.
NO TICE
Item (on the Basis of
Quarterly Maintenance)
Use a precision T/H sensor to
calibrate the T/H sensors inside
and outside cabinets.
The evaporator fins are not
pushed down.
Check that the welding spots
and needle valves do not leak
using soapy water, or check
that they are free from oil
stains.
Copyright © Huawei Digital Power Technologies Co., Ltd.
Troubleshooting
Replace the electric heater.
Troubleshooting
If the temperature deviation is
greater than 1°C or humidity
deviation is greater than 5%, the
T/H sensor must be calibrated or
replaced.
Use a fin brush to organize the
fins that are pushed down.
If leaking points are found, retrieve
the refrigerant and weld the
leaking points again. For details,
contact Huawei technical support.
8 Maintenance
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