Outdoor Unit Routine Maintenance; Monthly Maintenance - Huawei NetCol5000-A050 User Manual

NetCol5000-A050 In-row Air Cooled Smart Cooling
Product
User Manual (1350 mm Depth)
Component
Evaporator
Welding point
and needle
valve

8.2 Outdoor Unit Routine Maintenance

In the case of heavy snow, clean up the snow on the outdoor unit fan, pipes,
electric control box, and low temperature component in a timely manner.

8.2.1 Monthly Maintenance

Item
Refrigerant pipe
Condenser
Issue 04 (2022-12-15)
Item (on the Basis of
Quarterly Maintenance)
Check that the evaporator is
intact.
Check that welding points and
needle valves do not leak
using soapy water or check
that they are free from oil
stains.
CA UTION
Expected Result
Pipes are secured without
vibration.
Pipes are free from leakage.
The thermal insulation foam
on pipes is intact.
The fins are not pushed
down.
The air intake and exhaust
of the condenser are
smooth.
The fins are not dirty or
blocked.
Copyright © Huawei Digital Power Technologies Co., Ltd.
8 System Maintenance
Troubleshooting
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.
Contact technical support.
Troubleshooting
Check and secure the pipe
supports.
Drain the refrigerant, and
repair the leakage on the
pipe.
Wrap the thermal insulation
foam again.
Use a fin brush to organize
the fins that are pushed
down.
Clear the obstacles at the air
intake and exhaust vents.
Clean the fins.
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