Huawei SmartLi 2.0 User Manual page 73

SmartLi 2.0
User Manual
Figure 5-9 Installing the fire extinguisher cylinder and dry contact cable
Step 9 Install the fire-trace tube.
● Do not bend or twist the fire-trace tube or bind the tube using cable ties.
● Hold the pipe holding device close to the end to avoid bending the tube during
1.
2.
Step 10 Remove the valve positioning kit, slowly open the valve, reinstall the positioning
kit, and secure it.
Issue 13 (2023-03-26)
WARNING
Otherwise, the tube may be damaged, causing extinguishant leakage.
pipe insertion.
Clamp the end of the fire-trace tube to the threaded nozzle using a pipe
holder or slip-proof gloves.
Tighten the connection nut to 7 N·m using an adjustable torque wrench.
Figure 5-10 Installing the fire-trace tube using a pipe holder
(1) Pipe holder
Copyright © Huawei Digital Power Technologies Co., Ltd.
5 Installation and Cable Connection
(2) Fire-trace tube end (3) Nut
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