Huawei NetCol8000-A013 User Manual page 61

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 04 (2022-11-25)
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
and liquid pipe connectors and the straight section of the engineering pipe
outside the cabinet. Open the stop valve nut and tighten the welded pipe to
the stop valve using a torque wrench.
Figure 3-26 Side pipe routing
Bottom pipe routing: Open the rubber hole on the bottom plate, and weld the
gas and liquid pipe connectors and adapter pipes (available among the
fittings) outside the cabinet. Open the stop valve nut and tighten the nut of
the welded pipe assembly 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 System Installation
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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