NetCol5000-A020 Air Cooled In-row Precision Air
Conditioner
User Manual
5 System Operation and Maintenance
Issue 01 (2014-06-30)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
116
Step 8
Check whether cables are connected properly by referring to
D Electrical Schematic Diagram
and
E Schematic Diagram of the Main Control Board
.
Step 9
Power on the equipment and check whether the equipment runs properly.
Step 10
Install the air filters and rear door if no problem is found.
----End
Example
To replace the main control board inside the electrical control box, perform operations as
follows:
1.
Disconnect cables to the main control board by referring to
E Schematic Diagram of the
Main Control Board
.
2.
Remove screws securing the main control board, and take out the main control board.
3.
Set DIP switches on the new main control board by referring to
3.8.5 Teamwork
Networking and Monitoring
.(Ensure that the DIP switches are set the same as before.)
4.
Install the main control board and connect cables.
5.
Check that cables are connected properly by referring to
E Schematic Diagram of the
Main Control Board
.
5.6.8 Replacing the Return Air and Supply Air Temperature
Sensor
Prerequisites
Recommended tools: diagonal pliers, cable ties.
The temperature sensor needs to be replaced.
A spare and functional temperature sensor is available.
Context
Figure 5-13
and
Figure 5-14
show the probe position of the return air and exhaust temperature
sensors. This section uses replacing the air exhaust temperature sensor as an example, because
operations for replacing air inlet and exhaust temperature sensors are similar.
