SmartACU2000B smart array controller
User Manual (with PID modules, 800 V AC)
7 System Maintenance
Issue 05 (2019-01-20)
Copyright © Huawei Technologies Co., Ltd.
97
A spare PID switch of the same model is available and functional.
Procedure
Step 1
Remove the PID switch fastener.
Figure 7-11
Removing a fastener
Step 2
Remove the faulty PID switch.
Figure 7-12
Removing a PID switch
Step 3
Disconnect cables from the faulty PID switch, and label the cables.
Step 4
Connect the cables to the new PID switch based on the cable labels.
Step 5
Install the new PID switch.
Step 6
Reinstall the PID switch fastener.
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