Huawei SmartLi 2.0 User Manual page 52

SmartLi 2.0
User Manual
Step 4 Remove the fire extinguisher cylinder and dry contact cable.
1.
2.
3.
Step 5 Check the cylinder and all components for any damage, abrasion, or corrosion. If
there is any visible abrasion or corrosion, replace the damaged components and
all corroded components.
Step 6 Send the fire extinguisher cylinder to a station to fill extinguishant.
Heptafluoropropane or perfluorohexanone is recommended. The required amount
is 3 kg. The screw thread specification of the filler port is M10x1.
Issue 10 (2022-04-30)
Figure 4-7 Removing the fire-trace tube
(1) Nut
Remove the dry contact cable from the cylinder.
Remove the cylinder fastener.
Taking out the cylinder
Figure 4-8 Removing the fire extinguisher cylinder
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4 Installation and Cable Connection
(2) Fire-trace tube end
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