NetCol5000-A020 Air Cooled In-row Precision Air
Conditioner
User Manual
1 Precautions
Issue 01 (2014-06-30)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
5
When moving or lifting the chassis, well protect the chassis to avoid scratches or crashes.
When moving the chassis, do not use a part to support the body. Otherwise, the part may
be damaged.
Welding Hazard
At least two persons are required at the welding site.
The operator must have licenses for welding.
No flammable materials are allowed in the welding area.
Ensure that fire extinguishers, wet cloths, and water containers are prepared.
Do not place a flaming welding torch on parts or the ground. Do not put welding torch
with residual acetylene and oxygen inside a metal container to avoid gas leakage and
burning.
Get the high-temperature pipe cooled down after welding.
Do not perform welding and cutting on a container under pressure. Power off the device
before any welding operation.
1.4 Running Safety
High Temperature and High Pressure
Misoperations may cause over high pressure, which may result in crack and exploration
of the refrigerating system.
High-pressure parts: compressor and exhaust pipe.
High-temperature parts: compressor, exhaust pipe, and electric heater.
Refrigerant Hazard
Wear protective gloves when handling refrigerant to avoid injury from refrigerant
leakage.
Low-temperature part: evaporator.
High-Speed Running
High-speed running part: fan.
Others
Do not block the vents when the system running.
1.5 Others
Binding Signal Cables
