Huawei FusionDC1000A - Replacing an AC Actuator

Figure 4-63 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.
NO TE
Open the pre-fab. module 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.
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4.3.9 Replacing an AC Actuator
Prerequisites
● A spare AC actuator of the same model is available and functional.
● Before replacing the AC actuator, ensure that the upstream AC input power is
o.
Impact on the System
Lights in the data center will turn o.
Preparations
Tools: insulation gloves, Phillips screwdriver, step ladder, label, marker
Materials: spare AC actuator
Skill requirement: ELV engineer
Procedure
Step 1 Switch
o the upstream AC input circuit breaker for the AC actuator.
Step 2 Label each cable based on the corresponding ports on the AC actuator.
Step 3 Open the cover on the front panel of the AC actuator, and disconnect the cables.
Step 4 Remove the faulty AC actuator.
FusionDC1000A Prefabricated All-in-One Data
Center
Maintenance Guide (IT Scenario) 4 Parts Replacement
Issue 01 (2021-04-20) Copyright © Huawei Technologies Co., Ltd. 117