Step 2 Open the rear door of the cabinet and remove the re cylinder.
1. Remove the connection nut.
The re-trace tube may contain high-pressure extinguishant. Loosen the
connection nut slowly; otherwise, extinguishant may be released
unexpectedly.
2. Remove the re-trace tube.
3. Remove the re cylinder fastener.
4. Take out the re cylinder.
Figure 4-110 Removing the
re cylinder
Step 3 Install a new re cylinder. Keep it upright.
Step 4 Install the re-trace tube on the re cylinder.
Do not bend or twist the re-trace tube. Otherwise, the re cylinder may fail.
1. Cut o the end of the re-trace tube evenly.
FusionDC1000A Prefabricated All-in-One Data
Center
Maintenance Guide (IT Scenario) 4 Parts Replacement
Issue 01 (2021-04-20) Copyright © Huawei Technologies Co., Ltd. 162
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