Huawei NetCol8000-A013 User Manual page 54

NetCol8000-A013 In-room Air Cooled Smart Cooling
Product
User Manual (600 mm Width)
Step 3 Weld the indoor unit pipes.
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Issue 02 (2020-11-09)
Table 3-6 Torque requirements
Item Pipe Nut
Nut Size
Liquid 27#
pipe
stop
valve
Gas pipe 36#
stop
valve
Side pipe routing: Open the rubber hole on the side panel, and weld the gas/
liquid connection and the straight section of the engineering pipe outside the
cabinet. Open the pipe nut of the stop valve and tighten the welded pipe to
the stop valve by the torque wrench.
Figure 3-24 Side pipe routing
Bottom pipe routing: Open the rubber hole on the bottom plate. Weld the
gas/liquid connection and gas/liquid pipe outside the cabinet. Open the pipe
nut of stop valve and tighten the welded pipe component to the stop valve.
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Needle Valve Nut
Tighteni Nut Size
ng
Torque
(N·m)
35–37 17#
50–52 17#
3 Installation Guide
Rear Cover Nut
Tighteni Nut Size
ng
Torque
(N·m)
10 19#
10 30#
Tighteni
ng
Torque
(N·m)
15–17
20–22
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