– Ensure that the wall thickness at the end of the re-trace tube is
consistent.
– Ensure that the re-trace tube, threaded nozzle, and end adapter are clean
and free of dust.
Figure 4-111 Cutting o the end of the re-trace tube
2. Clamp the end of the re-trace tube to the threaded nozzle using a pipe
holder.
Hold the pipe holder close to the end to avoid bending the tube during pipe
insertion.
Figure 4-112 Installing the re-trace tube
3. Tighten the connection nut to 7 N·m using an adjustable torque wrench.
FusionDC1000A Prefabricated All-in-One Data
Center
Maintenance Guide (IT Scenario) 4 Parts Replacement
Issue 01 (2021-04-20) Copyright © Huawei Technologies Co., Ltd. 163
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