System Operation And Maintenance; Safety Precautions; Indoor Unit Maintenance Items - Huawei NetCol5000-A020 User Manual

NetCol5000-A020 Air Cooled In-row Precision Air
Conditioner
User Manual
5

5.1 Safety Precautions

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Please strictly follow the instructions of each piece of equipment maintenance period.
Otherwise, Huawei does not take responsibilities for the damage to the equipment.

5.2 Indoor Unit Maintenance Items

This section describes scheduled maintenance items of an indoor unit. Maintenance results
shall be recorded in a table after each maintenance item is completed.
Table 5-1 Monthly maintenance items
Item
Indoor fan
Issue 01 (2014-06-30)

System Operation and Maintenance

Only trained and qualified personnel are allowed to install and maintain the equipment in
strict accordance with relevant regulations. Failing to follow this rule would lead to
personal, environmental, and safety hazards.
Most maintenance tasks can be performed only after the power supply is disconnected
from the equipment. Do not connect the power supply during maintenance. If you need
to perform maintenance tasks such as measuring the current, voltage, and temperature
when the equipment is operating, connect the power supply only after you have finished
all equipment connections.
Wear insulation gloves and shoes when make the electrical maintenance.
The NetCol5000-A020 belongs to small-and medium-sized equipment. Exercise caution
during professional maintenance. For details, contact Huawei technical support.
For the maintenance items, see
Operations
Check that the net covers
of the indoor fans are not
distorted.
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Copyright © Huawei Technologies Co., Ltd.
5 System Operation and Maintenance
5.2 Indoor Unit Maintenance
Troubleshooting
Maintain or replace the net covers.
Items.
Result
72