Huawei SmartLi 2.0 User Manual page 56

SmartLi 2.0
User Manual
2.
Step 9 Remove the valve positioning kit, open the valve, reinstall the positioning kit, and
secure it.
● Slowly open the valve. To avoid unexpected blowout, do not quickly open the
● The end pressure gauge of the cabinet is used only to determine whether the
Issue 09 (2022-01-30)
Figure 4-4 Installing a fire-trace tube
(1) If the pipe holding device is slip-proof gloves, install the fire-trace tube using slip-proof
gloves.
Tighten the connection nut to 7 N·m using an adjustable torque wrench.
NO TICE
valve.
pressure of the fire extinguisher cylinder decreases during routine O&M
inspection. It cannot accurately indicate the pressure value.
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4 Installation
46