FusionModule1000A20 CT Solution
Maintenance Guide
5 Parts Replacement
Issue 01 (2019-02-25)
Copyright © Huawei Technologies Co., Ltd.
97
Preparations
Tools: insulation tape, step ladder (2 m), Phillips screwdriver, flat-head screwdriver,
protective gloves
Materials: spare door status sensor
Documents: monitoring device layout diagram, management system initial configuration table
Skill requirement: extra low voltage (ELV) engineer
For the diagrams and tables, see the initial configuration parameter manual for the solution in use.
Procedure
Step 1
Open the container door where the door status sensor to be replaced is installed.
Obtain permission from the related administration department before opening a container door.
Step 2
Open the door status sensor box and disconnect the cable to remove the door status sensor to
be replaced.
Figure 5-27
Replacing a door status sensor
Step 3
Install a new door status sensor, and reconnect the cables.
Step 4
Check that the new door status sensor is working properly.
Open the door and check whether the management system reports an alarm indicating that the door was
opened. If yes, the door status sensor is working properly.
----End
Follow-up Procedure
Dispose of the removed door status sensor that is confirmed faulty.