FusionModule1000B Air-Cooled IT Solution
Maintenance Guide
6 Parts Replacement
Issue 02 (2017-01-10)
Huawei Proprietary and Confidential
Copyright © Huawei Technologies Co., Ltd.
127
Figure 6-43
Removing a smoke sensor
Step 3
Remove cables from the base using a Phillips screwdriver.
As a terminal resistor is connected to the last smoke detector in the loop in parallel, remove the terminal
resistor from the faulty smoke detector, and connect the resistor to the new smoke detector when you
replace the smoke detector.
Step 4
Remove the screws on the base using a Phillips screwdriver, and remove the base.
Step 5
Install the new base to the same position, and reconnect the cables.
Step 6
Hold the new smoke detector body, align the smoke detector indicator with the position
shown by (1) in
, and turn the detector body clockwise to the position shown by (2)